java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 13:15:07,129 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 13:15:07,130 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 13:15:07,143 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 13:15:07,143 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 13:15:07,144 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 13:15:07,144 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 13:15:07,146 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 13:15:07,147 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 13:15:07,148 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 13:15:07,149 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 13:15:07,149 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 13:15:07,150 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 13:15:07,151 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 13:15:07,151 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 13:15:07,153 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 13:15:07,154 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 13:15:07,156 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 13:15:07,157 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 13:15:07,158 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 13:15:07,159 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-13 13:15:07,163 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 13:15:07,164 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 13:15:07,164 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-04-13 13:15:07,173 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 13:15:07,173 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 13:15:07,174 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 13:15:07,174 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 13:15:07,174 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 13:15:07,174 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 13:15:07,175 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 13:15:07,176 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 13:15:07,176 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 13:15:07,176 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 13:15:07,176 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 13:15:07,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 13:15:07,176 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 13:15:07,176 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-13 13:15:07,176 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-13 13:15:07,176 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 13:15:07,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 13:15:07,209 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 13:15:07,212 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 13:15:07,213 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 13:15:07,213 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 13:15:07,214 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,549 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGac8bb1b64 [2018-04-13 13:15:07,675 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 13:15:07,675 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 13:15:07,676 INFO L168 CDTParser]: Scanning sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,683 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 13:15:07,684 INFO L215 ultiparseSymbolTable]: [2018-04-13 13:15:07,684 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 13:15:07,684 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,684 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 13:15:07,684 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,684 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsword_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,684 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__nlink_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__Colour in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uint in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__loff_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__gid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ssize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____nlink_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____daddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__timer_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ssize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fd_mask in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clockid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____loff_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_mask in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__idtype_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ino_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____time_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ushort in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_int in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____useconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__dev_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__id_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__register_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__time_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____caddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__sigset_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,690 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_char in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ulong in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_set in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__mode_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____qaddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____dev_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blksize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____gid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____id_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__daddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____timer_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sigset_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_short in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____mode_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__caddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_long in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__SLL in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__off_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_short in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__wchar_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____socklen_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blksize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clockid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__div_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_long in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____intptr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_char in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__size_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:07,710 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGac8bb1b64 [2018-04-13 13:15:07,712 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 13:15:07,713 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 13:15:07,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 13:15:07,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 13:15:07,717 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 13:15:07,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:07,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7607ce08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07, skipping insertion in model container [2018-04-13 13:15:07,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:07,731 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 13:15:07,756 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 13:15:07,889 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 13:15:07,928 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 13:15:07,934 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-13 13:15:07,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07 WrapperNode [2018-04-13 13:15:07,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 13:15:07,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 13:15:07,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 13:15:07,976 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 13:15:07,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:07,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:07,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:07,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:08,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:08,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:08,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (1/1) ... [2018-04-13 13:15:08,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 13:15:08,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 13:15:08,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 13:15:08,017 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 13:15:08,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-04-13 13:15:08,104 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 13:15:08,104 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 13:15:08,104 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 13:15:08,104 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 13:15:08,105 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 13:15:08,106 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 13:15:08,107 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 13:15:08,107 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 13:15:08,107 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 13:15:08,107 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 13:15:08,107 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 13:15:08,107 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 13:15:08,107 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 13:15:08,107 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 13:15:08,108 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 13:15:08,109 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 13:15:08,110 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 13:15:08,111 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 13:15:08,112 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 13:15:08,113 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 13:15:08,114 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 13:15:08,115 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 13:15:08,528 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 13:15:08,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 01:15:08 BoogieIcfgContainer [2018-04-13 13:15:08,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 13:15:08,529 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 13:15:08,529 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 13:15:08,531 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 13:15:08,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 01:15:07" (1/3) ... [2018-04-13 13:15:08,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c48cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 01:15:08, skipping insertion in model container [2018-04-13 13:15:08,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:15:07" (2/3) ... [2018-04-13 13:15:08,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c48cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 01:15:08, skipping insertion in model container [2018-04-13 13:15:08,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 01:15:08" (3/3) ... [2018-04-13 13:15:08,534 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:15:08,540 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-13 13:15:08,548 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 53 error locations. [2018-04-13 13:15:08,575 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 13:15:08,576 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 13:15:08,576 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 13:15:08,576 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-13 13:15:08,576 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-13 13:15:08,576 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 13:15:08,576 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 13:15:08,576 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 13:15:08,576 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 13:15:08,577 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 13:15:08,589 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2018-04-13 13:15:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 13:15:08,597 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:08,597 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:08,597 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:08,600 INFO L82 PathProgramCache]: Analyzing trace with hash -822716266, now seen corresponding path program 1 times [2018-04-13 13:15:08,601 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:08,602 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:08,636 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:08,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:08,637 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:08,666 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:08,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:08,705 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:08,705 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 13:15:08,706 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 13:15:08,713 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 13:15:08,714 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 13:15:08,715 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 4 states. [2018-04-13 13:15:08,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:08,879 INFO L93 Difference]: Finished difference Result 162 states and 169 transitions. [2018-04-13 13:15:08,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 13:15:08,880 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-13 13:15:08,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:08,889 INFO L225 Difference]: With dead ends: 162 [2018-04-13 13:15:08,889 INFO L226 Difference]: Without dead ends: 159 [2018-04-13 13:15:08,891 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:15:08,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-04-13 13:15:08,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 135. [2018-04-13 13:15:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-13 13:15:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 142 transitions. [2018-04-13 13:15:08,923 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 142 transitions. Word has length 8 [2018-04-13 13:15:08,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:08,923 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 142 transitions. [2018-04-13 13:15:08,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 13:15:08,924 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2018-04-13 13:15:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 13:15:08,924 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:08,924 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:08,924 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:08,924 INFO L82 PathProgramCache]: Analyzing trace with hash -822716265, now seen corresponding path program 1 times [2018-04-13 13:15:08,924 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:08,924 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:08,926 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:08,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:08,926 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:08,940 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:08,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:08,970 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:08,970 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 13:15:08,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 13:15:08,972 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 13:15:08,972 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 13:15:08,972 INFO L87 Difference]: Start difference. First operand 135 states and 142 transitions. Second operand 4 states. [2018-04-13 13:15:09,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:09,056 INFO L93 Difference]: Finished difference Result 132 states and 138 transitions. [2018-04-13 13:15:09,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 13:15:09,056 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-13 13:15:09,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:09,057 INFO L225 Difference]: With dead ends: 132 [2018-04-13 13:15:09,057 INFO L226 Difference]: Without dead ends: 132 [2018-04-13 13:15:09,058 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:15:09,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-04-13 13:15:09,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-04-13 13:15:09,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-13 13:15:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 138 transitions. [2018-04-13 13:15:09,065 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 138 transitions. Word has length 8 [2018-04-13 13:15:09,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:09,065 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 138 transitions. [2018-04-13 13:15:09,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 13:15:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2018-04-13 13:15:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-13 13:15:09,066 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:09,066 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:09,066 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:09,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1145133978, now seen corresponding path program 1 times [2018-04-13 13:15:09,067 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:09,067 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:09,069 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:09,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:09,069 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:09,080 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:09,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:09,099 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:09,099 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 13:15:09,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 13:15:09,099 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 13:15:09,100 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 13:15:09,100 INFO L87 Difference]: Start difference. First operand 132 states and 138 transitions. Second operand 4 states. [2018-04-13 13:15:09,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:09,203 INFO L93 Difference]: Finished difference Result 144 states and 151 transitions. [2018-04-13 13:15:09,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 13:15:09,204 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-13 13:15:09,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:09,204 INFO L225 Difference]: With dead ends: 144 [2018-04-13 13:15:09,205 INFO L226 Difference]: Without dead ends: 144 [2018-04-13 13:15:09,205 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:15:09,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-04-13 13:15:09,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 127. [2018-04-13 13:15:09,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-04-13 13:15:09,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 134 transitions. [2018-04-13 13:15:09,211 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 134 transitions. Word has length 12 [2018-04-13 13:15:09,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:09,212 INFO L459 AbstractCegarLoop]: Abstraction has 127 states and 134 transitions. [2018-04-13 13:15:09,212 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 13:15:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 134 transitions. [2018-04-13 13:15:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-13 13:15:09,212 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:09,212 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:09,212 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:09,213 INFO L82 PathProgramCache]: Analyzing trace with hash 1145133979, now seen corresponding path program 1 times [2018-04-13 13:15:09,213 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:09,213 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:09,214 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:09,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:09,215 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:09,225 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:09,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:09,253 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:09,253 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 13:15:09,254 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 13:15:09,254 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 13:15:09,254 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 13:15:09,254 INFO L87 Difference]: Start difference. First operand 127 states and 134 transitions. Second operand 4 states. [2018-04-13 13:15:09,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:09,340 INFO L93 Difference]: Finished difference Result 145 states and 151 transitions. [2018-04-13 13:15:09,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 13:15:09,340 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-13 13:15:09,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:09,341 INFO L225 Difference]: With dead ends: 145 [2018-04-13 13:15:09,341 INFO L226 Difference]: Without dead ends: 145 [2018-04-13 13:15:09,341 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:15:09,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-13 13:15:09,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 132. [2018-04-13 13:15:09,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-13 13:15:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 139 transitions. [2018-04-13 13:15:09,349 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 139 transitions. Word has length 12 [2018-04-13 13:15:09,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:09,349 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 139 transitions. [2018-04-13 13:15:09,349 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 13:15:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 139 transitions. [2018-04-13 13:15:09,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-13 13:15:09,349 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:09,350 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:09,350 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:09,350 INFO L82 PathProgramCache]: Analyzing trace with hash -90429215, now seen corresponding path program 1 times [2018-04-13 13:15:09,350 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:09,350 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:09,352 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:09,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:09,352 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:09,368 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:09,372 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:09,373 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:09,373 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:09,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:09,412 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:09,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:09,436 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:09,437 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:09,437 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 13:15:09,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:09,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:09,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:15:09,451 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:09,455 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:09,455 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-13 13:15:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:09,465 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:09,466 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:15:09,466 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 13:15:09,466 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 13:15:09,466 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-13 13:15:09,466 INFO L87 Difference]: Start difference. First operand 132 states and 139 transitions. Second operand 6 states. [2018-04-13 13:15:09,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:09,626 INFO L93 Difference]: Finished difference Result 141 states and 151 transitions. [2018-04-13 13:15:09,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 13:15:09,626 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-04-13 13:15:09,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:09,627 INFO L225 Difference]: With dead ends: 141 [2018-04-13 13:15:09,627 INFO L226 Difference]: Without dead ends: 141 [2018-04-13 13:15:09,627 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-04-13 13:15:09,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-04-13 13:15:09,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 124. [2018-04-13 13:15:09,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-04-13 13:15:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 133 transitions. [2018-04-13 13:15:09,630 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 133 transitions. Word has length 19 [2018-04-13 13:15:09,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:09,630 INFO L459 AbstractCegarLoop]: Abstraction has 124 states and 133 transitions. [2018-04-13 13:15:09,630 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 13:15:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 133 transitions. [2018-04-13 13:15:09,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-13 13:15:09,631 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:09,631 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:09,631 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:09,631 INFO L82 PathProgramCache]: Analyzing trace with hash -90429214, now seen corresponding path program 1 times [2018-04-13 13:15:09,631 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:09,631 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:09,633 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:09,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:09,633 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:09,644 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:09,647 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:09,647 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:09,648 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:09,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:09,675 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:09,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:09,685 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:09,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:09,693 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:09,697 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:09,697 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 13:15:09,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:09,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:09,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:15:09,730 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:09,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-13 13:15:09,737 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:09,742 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:09,742 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:21 [2018-04-13 13:15:09,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:09,751 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:09,752 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 13:15:09,752 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 13:15:09,752 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 13:15:09,752 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-13 13:15:09,752 INFO L87 Difference]: Start difference. First operand 124 states and 133 transitions. Second operand 7 states. [2018-04-13 13:15:10,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:10,049 INFO L93 Difference]: Finished difference Result 152 states and 164 transitions. [2018-04-13 13:15:10,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 13:15:10,050 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-04-13 13:15:10,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:10,051 INFO L225 Difference]: With dead ends: 152 [2018-04-13 13:15:10,051 INFO L226 Difference]: Without dead ends: 152 [2018-04-13 13:15:10,052 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-04-13 13:15:10,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-04-13 13:15:10,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 132. [2018-04-13 13:15:10,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-13 13:15:10,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 142 transitions. [2018-04-13 13:15:10,057 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 142 transitions. Word has length 19 [2018-04-13 13:15:10,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:10,057 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 142 transitions. [2018-04-13 13:15:10,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 13:15:10,057 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 142 transitions. [2018-04-13 13:15:10,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-13 13:15:10,058 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:10,058 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:10,058 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:10,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1032245404, now seen corresponding path program 1 times [2018-04-13 13:15:10,058 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:10,059 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:10,060 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:10,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:10,060 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:10,069 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:10,095 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:10,096 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:15:10,096 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 13:15:10,096 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 13:15:10,096 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 13:15:10,097 INFO L87 Difference]: Start difference. First operand 132 states and 142 transitions. Second operand 6 states. [2018-04-13 13:15:10,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:10,271 INFO L93 Difference]: Finished difference Result 205 states and 225 transitions. [2018-04-13 13:15:10,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 13:15:10,271 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-13 13:15:10,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:10,274 INFO L225 Difference]: With dead ends: 205 [2018-04-13 13:15:10,274 INFO L226 Difference]: Without dead ends: 205 [2018-04-13 13:15:10,274 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-04-13 13:15:10,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-04-13 13:15:10,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 131. [2018-04-13 13:15:10,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-13 13:15:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 141 transitions. [2018-04-13 13:15:10,278 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 141 transitions. Word has length 22 [2018-04-13 13:15:10,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:10,279 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 141 transitions. [2018-04-13 13:15:10,279 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 13:15:10,279 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 141 transitions. [2018-04-13 13:15:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-13 13:15:10,279 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:10,279 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:10,280 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:10,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1032245403, now seen corresponding path program 1 times [2018-04-13 13:15:10,280 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:10,280 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:10,281 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:10,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:10,281 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:10,290 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:10,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:10,341 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:10,341 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:15:10,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 13:15:10,341 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 13:15:10,341 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 13:15:10,341 INFO L87 Difference]: Start difference. First operand 131 states and 141 transitions. Second operand 6 states. [2018-04-13 13:15:10,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:10,543 INFO L93 Difference]: Finished difference Result 217 states and 235 transitions. [2018-04-13 13:15:10,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 13:15:10,544 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-13 13:15:10,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:10,544 INFO L225 Difference]: With dead ends: 217 [2018-04-13 13:15:10,544 INFO L226 Difference]: Without dead ends: 217 [2018-04-13 13:15:10,545 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-04-13 13:15:10,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-04-13 13:15:10,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 126. [2018-04-13 13:15:10,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-04-13 13:15:10,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 136 transitions. [2018-04-13 13:15:10,547 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 136 transitions. Word has length 22 [2018-04-13 13:15:10,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:10,547 INFO L459 AbstractCegarLoop]: Abstraction has 126 states and 136 transitions. [2018-04-13 13:15:10,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 13:15:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions. [2018-04-13 13:15:10,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-13 13:15:10,548 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:10,548 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:10,548 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:10,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1003043283, now seen corresponding path program 1 times [2018-04-13 13:15:10,548 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:10,548 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:10,549 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:10,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:10,549 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:10,556 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:10,577 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:10,577 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:15:10,577 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 13:15:10,577 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 13:15:10,578 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 13:15:10,578 INFO L87 Difference]: Start difference. First operand 126 states and 136 transitions. Second operand 6 states. [2018-04-13 13:15:10,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:10,851 INFO L93 Difference]: Finished difference Result 218 states and 241 transitions. [2018-04-13 13:15:10,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 13:15:10,851 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-04-13 13:15:10,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:10,852 INFO L225 Difference]: With dead ends: 218 [2018-04-13 13:15:10,852 INFO L226 Difference]: Without dead ends: 218 [2018-04-13 13:15:10,853 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-04-13 13:15:10,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-04-13 13:15:10,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 125. [2018-04-13 13:15:10,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-04-13 13:15:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 135 transitions. [2018-04-13 13:15:10,856 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 135 transitions. Word has length 30 [2018-04-13 13:15:10,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:10,857 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 135 transitions. [2018-04-13 13:15:10,857 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 13:15:10,857 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 135 transitions. [2018-04-13 13:15:10,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-13 13:15:10,857 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:10,858 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:10,858 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:10,858 INFO L82 PathProgramCache]: Analyzing trace with hash 1003043284, now seen corresponding path program 1 times [2018-04-13 13:15:10,858 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:10,858 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:10,862 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:10,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:10,863 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:10,884 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:10,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:10,942 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:10,942 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:15:10,942 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 13:15:10,942 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 13:15:10,942 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 13:15:10,943 INFO L87 Difference]: Start difference. First operand 125 states and 135 transitions. Second operand 6 states. [2018-04-13 13:15:11,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:11,146 INFO L93 Difference]: Finished difference Result 219 states and 238 transitions. [2018-04-13 13:15:11,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 13:15:11,146 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-04-13 13:15:11,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:11,147 INFO L225 Difference]: With dead ends: 219 [2018-04-13 13:15:11,148 INFO L226 Difference]: Without dead ends: 219 [2018-04-13 13:15:11,148 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-13 13:15:11,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2018-04-13 13:15:11,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 115. [2018-04-13 13:15:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-04-13 13:15:11,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 124 transitions. [2018-04-13 13:15:11,151 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 124 transitions. Word has length 30 [2018-04-13 13:15:11,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:11,152 INFO L459 AbstractCegarLoop]: Abstraction has 115 states and 124 transitions. [2018-04-13 13:15:11,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 13:15:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 124 transitions. [2018-04-13 13:15:11,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-13 13:15:11,152 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:11,153 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:11,153 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:11,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1734602764, now seen corresponding path program 1 times [2018-04-13 13:15:11,153 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:11,153 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:11,156 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:11,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:11,157 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:11,165 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:11,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:11,221 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:11,221 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-13 13:15:11,221 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 13:15:11,221 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 13:15:11,221 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-04-13 13:15:11,221 INFO L87 Difference]: Start difference. First operand 115 states and 124 transitions. Second operand 8 states. [2018-04-13 13:15:11,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:11,347 INFO L93 Difference]: Finished difference Result 144 states and 154 transitions. [2018-04-13 13:15:11,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 13:15:11,347 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2018-04-13 13:15:11,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:11,348 INFO L225 Difference]: With dead ends: 144 [2018-04-13 13:15:11,348 INFO L226 Difference]: Without dead ends: 144 [2018-04-13 13:15:11,349 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-04-13 13:15:11,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-04-13 13:15:11,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 115. [2018-04-13 13:15:11,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-04-13 13:15:11,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 123 transitions. [2018-04-13 13:15:11,351 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 123 transitions. Word has length 34 [2018-04-13 13:15:11,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:11,352 INFO L459 AbstractCegarLoop]: Abstraction has 115 states and 123 transitions. [2018-04-13 13:15:11,352 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 13:15:11,352 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 123 transitions. [2018-04-13 13:15:11,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-13 13:15:11,353 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:11,353 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:11,353 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:11,353 INFO L82 PathProgramCache]: Analyzing trace with hash -443458674, now seen corresponding path program 1 times [2018-04-13 13:15:11,353 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:11,353 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:11,354 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:11,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:11,354 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:11,363 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:11,414 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:11,414 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:11,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:11,438 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:11,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:11,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:11,461 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,462 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:11,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:11,472 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,474 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,479 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:29, output treesize:21 [2018-04-13 13:15:11,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:15:11,534 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:11,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:11,535 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,541 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:15:11,551 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:11,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:11,552 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,554 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,559 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:11,560 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:41, output treesize:7 [2018-04-13 13:15:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:11,568 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 13:15:11,568 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 10 [2018-04-13 13:15:11,568 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-13 13:15:11,568 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-13 13:15:11,569 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-04-13 13:15:11,569 INFO L87 Difference]: Start difference. First operand 115 states and 123 transitions. Second operand 10 states. [2018-04-13 13:15:11,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:11,859 INFO L93 Difference]: Finished difference Result 188 states and 200 transitions. [2018-04-13 13:15:11,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-13 13:15:11,859 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 34 [2018-04-13 13:15:11,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:11,860 INFO L225 Difference]: With dead ends: 188 [2018-04-13 13:15:11,860 INFO L226 Difference]: Without dead ends: 188 [2018-04-13 13:15:11,861 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 30 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2018-04-13 13:15:11,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2018-04-13 13:15:11,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 134. [2018-04-13 13:15:11,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-13 13:15:11,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 144 transitions. [2018-04-13 13:15:11,864 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 144 transitions. Word has length 34 [2018-04-13 13:15:11,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:11,864 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 144 transitions. [2018-04-13 13:15:11,864 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-13 13:15:11,864 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 144 transitions. [2018-04-13 13:15:11,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-13 13:15:11,865 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:11,865 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:11,865 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:11,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1406490098, now seen corresponding path program 1 times [2018-04-13 13:15:11,866 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:11,866 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:11,867 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:11,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:11,867 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:11,875 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:11,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:11,937 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:15:11,937 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:15:11,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 13:15:11,937 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 13:15:11,938 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:15:11,938 INFO L87 Difference]: Start difference. First operand 134 states and 144 transitions. Second operand 5 states. [2018-04-13 13:15:12,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:12,017 INFO L93 Difference]: Finished difference Result 138 states and 146 transitions. [2018-04-13 13:15:12,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 13:15:12,019 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-04-13 13:15:12,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:12,020 INFO L225 Difference]: With dead ends: 138 [2018-04-13 13:15:12,020 INFO L226 Difference]: Without dead ends: 138 [2018-04-13 13:15:12,020 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-13 13:15:12,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-04-13 13:15:12,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 133. [2018-04-13 13:15:12,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-13 13:15:12,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 141 transitions. [2018-04-13 13:15:12,023 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 141 transitions. Word has length 36 [2018-04-13 13:15:12,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:12,023 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 141 transitions. [2018-04-13 13:15:12,023 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 13:15:12,023 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 141 transitions. [2018-04-13 13:15:12,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-13 13:15:12,024 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:12,024 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:12,024 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:12,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1978364518, now seen corresponding path program 1 times [2018-04-13 13:15:12,024 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:12,024 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:12,025 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:12,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:12,026 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:12,033 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:12,078 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:12,078 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:12,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:12,094 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:12,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:12,156 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 13:15:12,156 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 13 [2018-04-13 13:15:12,156 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 13:15:12,156 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 13:15:12,156 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-04-13 13:15:12,157 INFO L87 Difference]: Start difference. First operand 133 states and 141 transitions. Second operand 13 states. [2018-04-13 13:15:12,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:12,463 INFO L93 Difference]: Finished difference Result 164 states and 172 transitions. [2018-04-13 13:15:12,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 13:15:12,463 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2018-04-13 13:15:12,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:12,463 INFO L225 Difference]: With dead ends: 164 [2018-04-13 13:15:12,463 INFO L226 Difference]: Without dead ends: 164 [2018-04-13 13:15:12,464 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2018-04-13 13:15:12,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-04-13 13:15:12,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 131. [2018-04-13 13:15:12,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-13 13:15:12,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 138 transitions. [2018-04-13 13:15:12,466 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 138 transitions. Word has length 40 [2018-04-13 13:15:12,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:12,466 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 138 transitions. [2018-04-13 13:15:12,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 13:15:12,467 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2018-04-13 13:15:12,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-13 13:15:12,467 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:12,467 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:12,467 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:12,468 INFO L82 PathProgramCache]: Analyzing trace with hash -164272198, now seen corresponding path program 1 times [2018-04-13 13:15:12,468 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:12,468 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:12,469 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:12,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:12,469 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:12,474 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:12,523 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:12,523 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:12,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:12,534 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:12,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 13:15:12,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-13 13:15:12,543 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,546 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,546 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2018-04-13 13:15:12,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-13 13:15:12,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-13 13:15:12,556 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,557 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,558 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2018-04-13 13:15:12,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 13:15:12,568 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:12,569 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 9 [2018-04-13 13:15:12,569 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-13 13:15:12,569 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-13 13:15:12,569 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-13 13:15:12,569 INFO L87 Difference]: Start difference. First operand 131 states and 138 transitions. Second operand 9 states. [2018-04-13 13:15:12,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:12,784 INFO L93 Difference]: Finished difference Result 208 states and 219 transitions. [2018-04-13 13:15:12,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 13:15:12,784 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 43 [2018-04-13 13:15:12,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:12,785 INFO L225 Difference]: With dead ends: 208 [2018-04-13 13:15:12,785 INFO L226 Difference]: Without dead ends: 208 [2018-04-13 13:15:12,786 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2018-04-13 13:15:12,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2018-04-13 13:15:12,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 128. [2018-04-13 13:15:12,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-04-13 13:15:12,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 134 transitions. [2018-04-13 13:15:12,789 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 134 transitions. Word has length 43 [2018-04-13 13:15:12,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:12,789 INFO L459 AbstractCegarLoop]: Abstraction has 128 states and 134 transitions. [2018-04-13 13:15:12,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-13 13:15:12,789 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 134 transitions. [2018-04-13 13:15:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-13 13:15:12,790 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:12,790 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:12,790 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:12,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1969712633, now seen corresponding path program 1 times [2018-04-13 13:15:12,791 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:12,791 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:12,792 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:12,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:12,792 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:12,801 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:12,803 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:12,803 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:12,803 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:12,804 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:12,827 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:12,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:12,834 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,837 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,837 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:15:12,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:12,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:12,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:15:12,859 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,864 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,865 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:15:12,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:12,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:12,878 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,880 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,888 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,888 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:15:12,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-04-13 13:15:12,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:12,944 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,948 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:12,956 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:12,957 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:51, output treesize:32 [2018-04-13 13:15:13,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-13 13:15:13,023 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:13,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-13 13:15:13,024 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,028 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,038 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:13,039 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:42, output treesize:15 [2018-04-13 13:15:13,076 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:13,076 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:13,076 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 13:15:13,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 13:15:13,077 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 13:15:13,077 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2018-04-13 13:15:13,077 INFO L87 Difference]: Start difference. First operand 128 states and 134 transitions. Second operand 13 states. [2018-04-13 13:15:13,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:13,588 INFO L93 Difference]: Finished difference Result 237 states and 250 transitions. [2018-04-13 13:15:13,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-13 13:15:13,588 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 45 [2018-04-13 13:15:13,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:13,589 INFO L225 Difference]: With dead ends: 237 [2018-04-13 13:15:13,589 INFO L226 Difference]: Without dead ends: 237 [2018-04-13 13:15:13,589 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=171, Invalid=429, Unknown=0, NotChecked=0, Total=600 [2018-04-13 13:15:13,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-04-13 13:15:13,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 156. [2018-04-13 13:15:13,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-04-13 13:15:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 166 transitions. [2018-04-13 13:15:13,592 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 166 transitions. Word has length 45 [2018-04-13 13:15:13,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:13,592 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 166 transitions. [2018-04-13 13:15:13,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 13:15:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 166 transitions. [2018-04-13 13:15:13,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-13 13:15:13,592 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:13,593 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:13,593 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:13,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1969712634, now seen corresponding path program 1 times [2018-04-13 13:15:13,593 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:13,593 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:13,594 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:13,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:13,594 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:13,600 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:13,603 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:13,603 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:13,603 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:13,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:13,629 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:13,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:13,632 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,636 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,636 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:15:13,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:13,651 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:13,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:13,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:15:13,661 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,666 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,667 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 13:15:13,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:13,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:13,682 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,695 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:13,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:13,706 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,707 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,713 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,714 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:37 [2018-04-13 13:15:13,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 13:15:13,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:13,786 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,791 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2018-04-13 13:15:13,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:13,815 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,821 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:13,834 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:72, output treesize:34 [2018-04-13 13:15:13,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-13 13:15:13,886 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:13,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-13 13:15:13,886 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,889 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:15:13,904 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:13,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:13,905 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,908 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,915 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:13,915 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:51, output treesize:9 [2018-04-13 13:15:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:13,941 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:13,941 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 13:15:13,941 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 13:15:13,941 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 13:15:13,941 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=127, Unknown=1, NotChecked=0, Total=156 [2018-04-13 13:15:13,941 INFO L87 Difference]: Start difference. First operand 156 states and 166 transitions. Second operand 13 states. [2018-04-13 13:15:14,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:14,729 INFO L93 Difference]: Finished difference Result 212 states and 224 transitions. [2018-04-13 13:15:14,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-13 13:15:14,730 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 45 [2018-04-13 13:15:14,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:14,731 INFO L225 Difference]: With dead ends: 212 [2018-04-13 13:15:14,732 INFO L226 Difference]: Without dead ends: 212 [2018-04-13 13:15:14,732 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=378, Unknown=6, NotChecked=0, Total=506 [2018-04-13 13:15:14,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2018-04-13 13:15:14,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 158. [2018-04-13 13:15:14,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-04-13 13:15:14,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 168 transitions. [2018-04-13 13:15:14,735 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 168 transitions. Word has length 45 [2018-04-13 13:15:14,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:14,736 INFO L459 AbstractCegarLoop]: Abstraction has 158 states and 168 transitions. [2018-04-13 13:15:14,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 13:15:14,736 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 168 transitions. [2018-04-13 13:15:14,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-13 13:15:14,736 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:14,736 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:14,737 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:14,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1631483992, now seen corresponding path program 1 times [2018-04-13 13:15:14,737 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:14,737 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:14,738 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:14,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:14,738 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:14,744 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:14,813 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:14,813 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:14,813 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:14,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:14,827 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:14,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:14,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:14,841 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,844 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:14,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:14,852 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,854 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,857 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,857 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-04-13 13:15:14,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:15:14,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:15:14,869 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,870 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:15:14,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:15:14,878 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,879 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,881 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:14,881 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-13 13:15:14,900 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 13:15:14,901 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 13:15:14,901 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 9 [2018-04-13 13:15:14,901 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-13 13:15:14,902 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-13 13:15:14,902 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-13 13:15:14,902 INFO L87 Difference]: Start difference. First operand 158 states and 168 transitions. Second operand 9 states. [2018-04-13 13:15:15,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:15,165 INFO L93 Difference]: Finished difference Result 203 states and 216 transitions. [2018-04-13 13:15:15,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-13 13:15:15,165 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 46 [2018-04-13 13:15:15,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:15,166 INFO L225 Difference]: With dead ends: 203 [2018-04-13 13:15:15,166 INFO L226 Difference]: Without dead ends: 203 [2018-04-13 13:15:15,166 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 45 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-04-13 13:15:15,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2018-04-13 13:15:15,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 174. [2018-04-13 13:15:15,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-04-13 13:15:15,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 185 transitions. [2018-04-13 13:15:15,169 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 185 transitions. Word has length 46 [2018-04-13 13:15:15,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:15,170 INFO L459 AbstractCegarLoop]: Abstraction has 174 states and 185 transitions. [2018-04-13 13:15:15,170 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-13 13:15:15,170 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 185 transitions. [2018-04-13 13:15:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-13 13:15:15,170 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:15,170 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:15,170 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:15,171 INFO L82 PathProgramCache]: Analyzing trace with hash 963603346, now seen corresponding path program 1 times [2018-04-13 13:15:15,171 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:15,171 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:15,172 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:15,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:15,172 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:15,178 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:15,179 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:15,179 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:15,179 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:15,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:15,194 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:15,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:15,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:15,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 13:15:15,210 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:15,218 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:15,218 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:18 [2018-04-13 13:15:15,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:15,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 37 [2018-04-13 13:15:15,397 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-13 13:15:15,427 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:15,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 31 [2018-04-13 13:15:15,435 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-13 13:15:15,465 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 7 dim-0 vars, and 5 xjuncts. [2018-04-13 13:15:15,466 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:53, output treesize:89 [2018-04-13 13:15:15,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 13:15:15,512 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:15,512 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-13 13:15:15,512 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-13 13:15:15,512 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-13 13:15:15,512 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-04-13 13:15:15,512 INFO L87 Difference]: Start difference. First operand 174 states and 185 transitions. Second operand 10 states. [2018-04-13 13:15:15,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:15,791 INFO L93 Difference]: Finished difference Result 200 states and 213 transitions. [2018-04-13 13:15:15,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 13:15:15,792 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 47 [2018-04-13 13:15:15,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:15,793 INFO L225 Difference]: With dead ends: 200 [2018-04-13 13:15:15,793 INFO L226 Difference]: Without dead ends: 200 [2018-04-13 13:15:15,793 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2018-04-13 13:15:15,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2018-04-13 13:15:15,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 181. [2018-04-13 13:15:15,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-04-13 13:15:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 193 transitions. [2018-04-13 13:15:15,797 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 193 transitions. Word has length 47 [2018-04-13 13:15:15,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:15,797 INFO L459 AbstractCegarLoop]: Abstraction has 181 states and 193 transitions. [2018-04-13 13:15:15,797 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-13 13:15:15,797 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 193 transitions. [2018-04-13 13:15:15,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-13 13:15:15,798 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:15,798 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:15,798 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:15,798 INFO L82 PathProgramCache]: Analyzing trace with hash -853867563, now seen corresponding path program 1 times [2018-04-13 13:15:15,798 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:15,798 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:15,799 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:15,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:15,799 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:15,807 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:15,809 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:15,809 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:15,809 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:15,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:15,834 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 13:15:15,971 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:15,971 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-13 13:15:15,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 13:15:15,971 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 13:15:15,971 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=93, Unknown=11, NotChecked=0, Total=132 [2018-04-13 13:15:15,971 INFO L87 Difference]: Start difference. First operand 181 states and 193 transitions. Second operand 12 states. [2018-04-13 13:15:16,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:16,332 INFO L93 Difference]: Finished difference Result 198 states and 209 transitions. [2018-04-13 13:15:16,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-13 13:15:16,333 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 50 [2018-04-13 13:15:16,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:16,333 INFO L225 Difference]: With dead ends: 198 [2018-04-13 13:15:16,334 INFO L226 Difference]: Without dead ends: 165 [2018-04-13 13:15:16,334 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=181, Unknown=11, NotChecked=0, Total=240 [2018-04-13 13:15:16,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-04-13 13:15:16,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-04-13 13:15:16,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-13 13:15:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 176 transitions. [2018-04-13 13:15:16,337 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 176 transitions. Word has length 50 [2018-04-13 13:15:16,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:16,337 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 176 transitions. [2018-04-13 13:15:16,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 13:15:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 176 transitions. [2018-04-13 13:15:16,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-13 13:15:16,338 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:16,338 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:16,338 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:16,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1823429632, now seen corresponding path program 1 times [2018-04-13 13:15:16,338 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:16,338 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:16,340 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:16,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:16,340 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:16,350 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:16,353 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:16,353 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:16,353 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:16,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:16,388 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:16,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:16,392 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,395 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,395 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:15:16,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:16,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:16,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:15:16,416 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,424 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,425 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:15:16,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:16,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:16,440 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,442 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,451 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,451 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:15:16,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:16,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:15:16,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:16,505 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,512 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,530 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:16,530 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:42 [2018-04-13 13:15:16,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:16,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:16,555 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:16,555 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:16,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:15:16,556 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,567 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:16,567 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:40 [2018-04-13 13:15:16,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:16,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 33 [2018-04-13 13:15:16,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:15:16,601 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,606 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:16,618 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:56, output treesize:46 [2018-04-13 13:15:16,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 60 [2018-04-13 13:15:16,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:15:16,699 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,705 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:16,717 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:82, output treesize:55 [2018-04-13 13:15:16,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 38 [2018-04-13 13:15:16,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:15:16,787 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,796 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:16,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-13 13:15:16,797 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,801 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,808 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:16,809 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:65, output treesize:5 [2018-04-13 13:15:16,849 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:16,849 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:16,849 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 13:15:16,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:15:16,850 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:15:16,850 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2018-04-13 13:15:16,850 INFO L87 Difference]: Start difference. First operand 165 states and 176 transitions. Second operand 18 states. [2018-04-13 13:15:33,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:33,920 INFO L93 Difference]: Finished difference Result 249 states and 264 transitions. [2018-04-13 13:15:33,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 13:15:33,920 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 51 [2018-04-13 13:15:33,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:33,920 INFO L225 Difference]: With dead ends: 249 [2018-04-13 13:15:33,920 INFO L226 Difference]: Without dead ends: 249 [2018-04-13 13:15:33,921 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=255, Invalid=1077, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 13:15:33,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2018-04-13 13:15:33,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 192. [2018-04-13 13:15:33,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-04-13 13:15:33,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 206 transitions. [2018-04-13 13:15:33,923 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 206 transitions. Word has length 51 [2018-04-13 13:15:33,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:33,923 INFO L459 AbstractCegarLoop]: Abstraction has 192 states and 206 transitions. [2018-04-13 13:15:33,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:15:33,923 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 206 transitions. [2018-04-13 13:15:33,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-13 13:15:33,923 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:33,924 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:33,924 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:33,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1823429633, now seen corresponding path program 1 times [2018-04-13 13:15:33,924 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:33,924 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:33,925 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:33,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:33,925 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:33,931 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:33,935 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:33,935 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:33,935 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:33,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:33,968 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:33,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:33,974 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:33,977 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:33,977 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:15:34,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:34,015 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:15:34,033 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,048 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,048 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:15:34,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:34,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:34,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,080 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:34,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:34,104 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,106 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,124 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,124 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:54 [2018-04-13 13:15:34,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:15:34,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-13 13:15:34,210 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,217 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2018-04-13 13:15:34,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-13 13:15:34,254 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,272 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,288 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:34,288 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:87, output treesize:91 [2018-04-13 13:15:34,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-13 13:15:34,331 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:15:34,370 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,391 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:34,392 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:102, output treesize:94 [2018-04-13 13:15:34,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-13 13:15:34,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-13 13:15:34,431 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,438 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,475 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 78 [2018-04-13 13:15:34,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-13 13:15:34,479 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,492 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,509 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:34,510 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:116, output treesize:84 [2018-04-13 13:15:34,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 1 [2018-04-13 13:15:34,625 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 119 [2018-04-13 13:15:34,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:15:34,667 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,681 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 108 [2018-04-13 13:15:34,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:15:34,718 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,728 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,741 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:34,741 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:166, output treesize:98 [2018-04-13 13:15:34,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:34,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 74 [2018-04-13 13:15:34,831 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:34,838 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 37 [2018-04-13 13:15:34,838 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:15:34,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 30 [2018-04-13 13:15:34,852 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:34,859 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:34,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-13 13:15:34,876 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:34,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:34,876 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:15:34,881 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,883 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:34,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:34,893 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:115, output treesize:18 [2018-04-13 13:15:34,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:34,937 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:34,937 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:15:34,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 13:15:34,938 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 13:15:34,938 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=306, Unknown=14, NotChecked=0, Total=380 [2018-04-13 13:15:34,938 INFO L87 Difference]: Start difference. First operand 192 states and 206 transitions. Second operand 20 states. [2018-04-13 13:15:36,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:36,484 INFO L93 Difference]: Finished difference Result 285 states and 303 transitions. [2018-04-13 13:15:36,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-13 13:15:36,485 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 51 [2018-04-13 13:15:36,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:36,485 INFO L225 Difference]: With dead ends: 285 [2018-04-13 13:15:36,486 INFO L226 Difference]: Without dead ends: 285 [2018-04-13 13:15:36,486 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=346, Invalid=1590, Unknown=44, NotChecked=0, Total=1980 [2018-04-13 13:15:36,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-04-13 13:15:36,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 172. [2018-04-13 13:15:36,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-04-13 13:15:36,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 183 transitions. [2018-04-13 13:15:36,488 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 183 transitions. Word has length 51 [2018-04-13 13:15:36,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:36,488 INFO L459 AbstractCegarLoop]: Abstraction has 172 states and 183 transitions. [2018-04-13 13:15:36,488 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 13:15:36,489 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 183 transitions. [2018-04-13 13:15:36,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-13 13:15:36,489 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:36,489 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:36,489 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:36,489 INFO L82 PathProgramCache]: Analyzing trace with hash -87740577, now seen corresponding path program 2 times [2018-04-13 13:15:36,489 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:36,489 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:36,490 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:36,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:36,490 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:36,495 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:36,497 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:36,497 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:36,497 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:36,498 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:15:36,519 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:15:36,519 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:15:36,521 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:36,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:36,526 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,528 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,528 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:15:36,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:36,543 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:36,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:36,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:15:36,552 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,559 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,559 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 13:15:36,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:36,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:36,582 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,584 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:36,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:36,596 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,597 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,605 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,605 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:37 [2018-04-13 13:15:36,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-13 13:15:36,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:36,653 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,658 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2018-04-13 13:15:36,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:36,674 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,678 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,689 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:36,689 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:82, output treesize:66 [2018-04-13 13:15:36,794 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:36,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:15:36,795 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,811 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:36,811 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:83, output treesize:64 [2018-04-13 13:15:36,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2018-04-13 13:15:36,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-13 13:15:36,842 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:36,849 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:36,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:36,850 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,855 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:36,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2018-04-13 13:15:36,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:36,872 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,878 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:36,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:36,879 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,882 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,890 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:36,890 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:82, output treesize:7 [2018-04-13 13:15:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:36,936 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:36,937 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 13:15:36,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 13:15:36,937 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 13:15:36,937 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=209, Unknown=1, NotChecked=0, Total=240 [2018-04-13 13:15:36,937 INFO L87 Difference]: Start difference. First operand 172 states and 183 transitions. Second operand 16 states. [2018-04-13 13:15:38,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:38,130 INFO L93 Difference]: Finished difference Result 244 states and 260 transitions. [2018-04-13 13:15:38,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 13:15:38,131 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 51 [2018-04-13 13:15:38,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:38,131 INFO L225 Difference]: With dead ends: 244 [2018-04-13 13:15:38,131 INFO L226 Difference]: Without dead ends: 244 [2018-04-13 13:15:38,132 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=176, Invalid=805, Unknown=11, NotChecked=0, Total=992 [2018-04-13 13:15:38,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-04-13 13:15:38,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 197. [2018-04-13 13:15:38,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-04-13 13:15:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 211 transitions. [2018-04-13 13:15:38,134 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 211 transitions. Word has length 51 [2018-04-13 13:15:38,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:38,135 INFO L459 AbstractCegarLoop]: Abstraction has 197 states and 211 transitions. [2018-04-13 13:15:38,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 13:15:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 211 transitions. [2018-04-13 13:15:38,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-13 13:15:38,135 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:38,135 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:38,136 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:38,136 INFO L82 PathProgramCache]: Analyzing trace with hash -345802365, now seen corresponding path program 1 times [2018-04-13 13:15:38,136 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:38,136 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:38,137 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:38,137 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:15:38,137 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:38,144 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:38,148 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:38,148 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:38,148 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:38,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:38,179 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:38,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:38,187 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,191 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,191 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:15:38,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:38,219 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:38,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:38,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:15:38,233 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,242 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,242 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-13 13:15:38,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:38,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:38,270 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,272 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:38,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:38,293 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,295 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,311 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,311 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:50, output treesize:40 [2018-04-13 13:15:38,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 52 [2018-04-13 13:15:38,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:38,388 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,397 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-13 13:15:38,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:38,426 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,433 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,453 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:38,453 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:85, output treesize:69 [2018-04-13 13:15:38,608 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:38,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:15:38,609 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,639 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:38,639 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:93, output treesize:73 [2018-04-13 13:15:38,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 48 [2018-04-13 13:15:38,676 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:38,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:15:38,676 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-13 13:15:38,683 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:38,688 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:38,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-13 13:15:38,704 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:38,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-04-13 13:15:38,704 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:38,710 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:38,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:38,711 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,714 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,721 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:38,722 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:100, output treesize:10 [2018-04-13 13:15:38,763 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:38,763 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:38,763 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 13:15:38,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:15:38,764 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:15:38,764 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=256, Unknown=1, NotChecked=0, Total=306 [2018-04-13 13:15:38,764 INFO L87 Difference]: Start difference. First operand 197 states and 211 transitions. Second operand 18 states. [2018-04-13 13:15:39,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:39,987 INFO L93 Difference]: Finished difference Result 225 states and 238 transitions. [2018-04-13 13:15:39,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 13:15:39,987 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 53 [2018-04-13 13:15:39,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:39,988 INFO L225 Difference]: With dead ends: 225 [2018-04-13 13:15:39,988 INFO L226 Difference]: Without dead ends: 221 [2018-04-13 13:15:39,989 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=269, Invalid=986, Unknown=5, NotChecked=0, Total=1260 [2018-04-13 13:15:39,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2018-04-13 13:15:39,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 197. [2018-04-13 13:15:39,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-04-13 13:15:39,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 210 transitions. [2018-04-13 13:15:39,990 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 210 transitions. Word has length 53 [2018-04-13 13:15:39,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:39,991 INFO L459 AbstractCegarLoop]: Abstraction has 197 states and 210 transitions. [2018-04-13 13:15:39,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:15:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 210 transitions. [2018-04-13 13:15:39,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-13 13:15:39,991 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:39,991 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:39,991 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:39,991 INFO L82 PathProgramCache]: Analyzing trace with hash 2024946350, now seen corresponding path program 3 times [2018-04-13 13:15:39,991 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:39,991 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:39,992 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:39,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:39,992 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:39,998 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:39,999 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:40,000 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:40,000 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:40,000 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:15:40,025 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:15:40,025 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:15:40,027 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:40,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:40,040 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,042 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,042 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:15:40,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:40,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:40,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:15:40,059 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,066 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,066 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:15:40,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:40,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:40,087 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,088 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,128 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,128 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:43, output treesize:35 [2018-04-13 13:15:40,167 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:40,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:15:40,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:40,181 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,201 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:40,201 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:46 [2018-04-13 13:15:40,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:40,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:40,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:40,222 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 50 [2018-04-13 13:15:40,222 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,237 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:40,237 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:63 [2018-04-13 13:15:40,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:40,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 50 [2018-04-13 13:15:40,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:15:40,262 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,268 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,279 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:40,279 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:74, output treesize:68 [2018-04-13 13:15:40,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 69 [2018-04-13 13:15:40,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:15:40,344 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,349 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,360 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:40,360 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:100, output treesize:73 [2018-04-13 13:15:40,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 45 [2018-04-13 13:15:40,418 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:40,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 13:15:40,419 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:40,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:15:40,426 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:40,431 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:40,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:40,441 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:83, output treesize:28 [2018-04-13 13:15:40,482 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:40,483 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:40,483 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 13:15:40,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:15:40,483 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:15:40,483 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2018-04-13 13:15:40,483 INFO L87 Difference]: Start difference. First operand 197 states and 210 transitions. Second operand 18 states. [2018-04-13 13:15:43,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:43,646 INFO L93 Difference]: Finished difference Result 306 states and 326 transitions. [2018-04-13 13:15:43,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 13:15:43,647 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 56 [2018-04-13 13:15:43,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:43,647 INFO L225 Difference]: With dead ends: 306 [2018-04-13 13:15:43,647 INFO L226 Difference]: Without dead ends: 306 [2018-04-13 13:15:43,648 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=261, Invalid=1145, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 13:15:43,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2018-04-13 13:15:43,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 225. [2018-04-13 13:15:43,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-04-13 13:15:43,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 242 transitions. [2018-04-13 13:15:43,649 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 242 transitions. Word has length 56 [2018-04-13 13:15:43,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:43,650 INFO L459 AbstractCegarLoop]: Abstraction has 225 states and 242 transitions. [2018-04-13 13:15:43,650 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:15:43,650 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 242 transitions. [2018-04-13 13:15:43,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-13 13:15:43,650 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:43,650 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:43,650 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:43,651 INFO L82 PathProgramCache]: Analyzing trace with hash 2024946351, now seen corresponding path program 2 times [2018-04-13 13:15:43,651 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:43,651 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:43,651 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:43,652 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:15:43,652 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:43,661 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:43,665 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:43,665 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:43,665 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:43,666 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:15:43,699 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:15:43,699 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:15:43,703 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:43,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:43,712 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,717 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,718 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:15:43,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:43,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:43,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:15:43,740 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:43,748 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,754 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-13 13:15:43,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:43,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:43,773 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,775 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:43,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:43,792 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,793 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,804 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,804 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 13:15:43,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:43,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:15:43,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:43,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,880 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:43,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:15:43,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:43,905 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,909 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,926 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:43,926 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:73, output treesize:69 [2018-04-13 13:15:43,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:43,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:43,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:43,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:43,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:15:43,962 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:43,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:15:43,999 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,025 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:44,025 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:86, output treesize:87 [2018-04-13 13:15:44,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-13 13:15:44,067 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2018-04-13 13:15:44,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:15:44,095 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,104 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:15:44,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:15:44,139 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,145 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,165 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:44,165 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:114, output treesize:62 [2018-04-13 13:15:44,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 88 [2018-04-13 13:15:44,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:15:44,223 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,231 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-13 13:15:44,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:15:44,250 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,253 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:44,266 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:129, output treesize:75 [2018-04-13 13:15:44,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 45 [2018-04-13 13:15:44,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:15:44,315 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:44,322 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:44,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-13 13:15:44,322 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,329 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:44,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:15:44,342 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:44,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:44,342 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,344 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:44,352 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:44,352 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:92, output treesize:18 [2018-04-13 13:15:44,398 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:44,398 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:44,398 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 13:15:44,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:15:44,398 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:15:44,399 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=257, Unknown=3, NotChecked=0, Total=306 [2018-04-13 13:15:44,399 INFO L87 Difference]: Start difference. First operand 225 states and 242 transitions. Second operand 18 states. [2018-04-13 13:15:45,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:45,512 INFO L93 Difference]: Finished difference Result 300 states and 319 transitions. [2018-04-13 13:15:45,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 13:15:45,513 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 56 [2018-04-13 13:15:45,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:45,513 INFO L225 Difference]: With dead ends: 300 [2018-04-13 13:15:45,514 INFO L226 Difference]: Without dead ends: 300 [2018-04-13 13:15:45,514 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=185, Invalid=1063, Unknown=12, NotChecked=0, Total=1260 [2018-04-13 13:15:45,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-04-13 13:15:45,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 205. [2018-04-13 13:15:45,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-04-13 13:15:45,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 219 transitions. [2018-04-13 13:15:45,517 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 219 transitions. Word has length 56 [2018-04-13 13:15:45,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:45,517 INFO L459 AbstractCegarLoop]: Abstraction has 205 states and 219 transitions. [2018-04-13 13:15:45,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:15:45,517 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 219 transitions. [2018-04-13 13:15:45,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-13 13:15:45,517 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:45,517 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:45,517 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:45,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1817457702, now seen corresponding path program 2 times [2018-04-13 13:15:45,518 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:45,518 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:45,518 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:45,518 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:15:45,518 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:45,527 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:45,530 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:45,530 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:45,530 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:45,531 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:15:45,577 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:15:45,577 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:15:45,581 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:45,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:45,583 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,586 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:15:45,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:45,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:15:45,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,629 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,630 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-04-13 13:15:45,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:45,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:45,645 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,646 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,657 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:15:45,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:15:45,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:45,710 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,716 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:45,728 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:58, output treesize:54 [2018-04-13 13:15:45,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 37 [2018-04-13 13:15:45,774 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,801 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:15:45,803 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,823 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:45,823 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:78, output treesize:87 [2018-04-13 13:15:45,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 71 [2018-04-13 13:15:45,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:15:45,856 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,877 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:45,877 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:103, output treesize:84 [2018-04-13 13:15:45,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:45,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 106 [2018-04-13 13:15:45,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:15:45,965 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:45,993 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:45,994 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:128, output treesize:101 [2018-04-13 13:15:46,088 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:46,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 26 [2018-04-13 13:15:46,089 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:46,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:46,129 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:118, output treesize:80 [2018-04-13 13:15:46,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:46,157 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:46,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:46,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-13 13:15:46,160 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:46,166 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2018-04-13 13:15:46,167 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:15:46,182 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:46,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-13 13:15:46,183 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:46,184 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:46,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 38 [2018-04-13 13:15:46,190 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:15:46,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:15:46,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 13:15:46,266 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:91, output treesize:57 [2018-04-13 13:15:46,396 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:46,396 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:46,396 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 13:15:46,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 13:15:46,397 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 13:15:46,397 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2018-04-13 13:15:46,397 INFO L87 Difference]: Start difference. First operand 205 states and 219 transitions. Second operand 22 states. [2018-04-13 13:15:56,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:56,204 INFO L93 Difference]: Finished difference Result 313 states and 335 transitions. [2018-04-13 13:15:56,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:15:56,204 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 57 [2018-04-13 13:15:56,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:56,205 INFO L225 Difference]: With dead ends: 313 [2018-04-13 13:15:56,205 INFO L226 Difference]: Without dead ends: 313 [2018-04-13 13:15:56,206 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 414 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=338, Invalid=1728, Unknown=4, NotChecked=0, Total=2070 [2018-04-13 13:15:56,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2018-04-13 13:15:56,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 231. [2018-04-13 13:15:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2018-04-13 13:15:56,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 250 transitions. [2018-04-13 13:15:56,208 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 250 transitions. Word has length 57 [2018-04-13 13:15:56,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:56,208 INFO L459 AbstractCegarLoop]: Abstraction has 231 states and 250 transitions. [2018-04-13 13:15:56,208 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 13:15:56,208 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 250 transitions. [2018-04-13 13:15:56,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-13 13:15:56,208 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:56,209 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:56,209 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:56,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1817457703, now seen corresponding path program 2 times [2018-04-13 13:15:56,209 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:56,209 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:56,210 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:56,210 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:15:56,210 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:56,216 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:56,219 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:56,219 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:56,219 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:56,220 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:15:56,246 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:15:56,246 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:15:56,249 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:56,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:56,264 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,267 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,267 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:15:56,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:56,302 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:15:56,328 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,335 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,335 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-13 13:15:56,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:56,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:56,352 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,354 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:56,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:56,374 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,375 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,387 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,387 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:52, output treesize:45 [2018-04-13 13:15:56,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:15:56,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:56,453 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,462 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:15:56,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:56,496 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,500 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,515 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:56,516 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:79, output treesize:75 [2018-04-13 13:15:56,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 14 [2018-04-13 13:15:56,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 13:15:56,589 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,590 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:56,610 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:95, output treesize:95 [2018-04-13 13:15:56,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:15:56,640 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:15:56,666 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,690 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:56,690 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:106, output treesize:99 [2018-04-13 13:15:56,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2018-04-13 13:15:56,734 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 74 [2018-04-13 13:15:56,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:15:56,775 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,784 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:15:56,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:15:56,812 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,817 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,833 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:56,833 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:126, output treesize:66 [2018-04-13 13:15:56,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:15:56,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:15:56,904 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,909 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:56,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 95 [2018-04-13 13:15:56,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:56,934 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,946 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:56,962 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:97, output treesize:74 [2018-04-13 13:15:56,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2018-04-13 13:15:56,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-13 13:15:56,988 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:56,992 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,006 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:57,007 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:108, output treesize:96 [2018-04-13 13:15:57,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:57,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:57,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 66 [2018-04-13 13:15:57,095 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 41 [2018-04-13 13:15:57,096 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:15:57,112 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:57,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 53 [2018-04-13 13:15:57,116 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:15:57,118 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:57,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 41 [2018-04-13 13:15:57,118 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,138 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:15:57,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-13 13:15:57,161 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:57,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:57,161 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:15:57,169 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,175 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-13 13:15:57,179 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:57,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:15:57,179 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:15:57,191 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,198 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,232 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-13 13:15:57,232 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:113, output treesize:65 [2018-04-13 13:15:57,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 24 [2018-04-13 13:15:57,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:15:57,290 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,297 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:57,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:15:57,298 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,300 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,303 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:57,303 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:36, output treesize:3 [2018-04-13 13:15:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:57,330 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:57,330 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 13:15:57,331 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 13:15:57,331 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 13:15:57,331 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=435, Unknown=4, NotChecked=0, Total=506 [2018-04-13 13:15:57,331 INFO L87 Difference]: Start difference. First operand 231 states and 250 transitions. Second operand 23 states. [2018-04-13 13:15:59,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:15:59,020 INFO L93 Difference]: Finished difference Result 401 states and 427 transitions. [2018-04-13 13:15:59,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-13 13:15:59,020 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 57 [2018-04-13 13:15:59,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:15:59,021 INFO L225 Difference]: With dead ends: 401 [2018-04-13 13:15:59,021 INFO L226 Difference]: Without dead ends: 401 [2018-04-13 13:15:59,022 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=363, Invalid=1881, Unknown=12, NotChecked=0, Total=2256 [2018-04-13 13:15:59,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2018-04-13 13:15:59,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 226. [2018-04-13 13:15:59,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2018-04-13 13:15:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 242 transitions. [2018-04-13 13:15:59,024 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 242 transitions. Word has length 57 [2018-04-13 13:15:59,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:15:59,024 INFO L459 AbstractCegarLoop]: Abstraction has 226 states and 242 transitions. [2018-04-13 13:15:59,024 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 13:15:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 242 transitions. [2018-04-13 13:15:59,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-13 13:15:59,024 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:15:59,024 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:15:59,025 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:15:59,025 INFO L82 PathProgramCache]: Analyzing trace with hash 893675658, now seen corresponding path program 1 times [2018-04-13 13:15:59,025 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:15:59,025 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:15:59,025 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:59,025 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:15:59,025 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:15:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:59,031 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:15:59,034 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:15:59,034 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:15:59,034 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:15:59,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:15:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:15:59,056 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:15:59,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:15:59,058 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,060 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,060 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:15:59,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:15:59,076 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,081 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,081 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:15:59,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:59,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:59,093 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,094 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:15:59,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:59,106 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,107 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,140 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,140 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:33 [2018-04-13 13:15:59,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:15:59,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:15:59,201 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,208 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-04-13 13:15:59,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:15:59,238 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,246 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,265 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:59,265 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:70 [2018-04-13 13:15:59,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:15:59,301 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,330 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:59,330 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:81, output treesize:83 [2018-04-13 13:15:59,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-04-13 13:15:59,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:15:59,381 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,388 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2018-04-13 13:15:59,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:15:59,428 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,435 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,452 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:59,452 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:110, output treesize:73 [2018-04-13 13:15:59,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-13 13:15:59,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:15:59,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,533 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 88 [2018-04-13 13:15:59,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:15:59,558 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,567 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,581 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:59,581 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:136, output treesize:82 [2018-04-13 13:15:59,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:15:59,647 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:59,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:15:59,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:15:59,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:59,674 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:99, output treesize:84 [2018-04-13 13:15:59,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,741 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:59,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:15:59,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2018-04-13 13:15:59,747 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:59,752 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 33 [2018-04-13 13:15:59,752 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:15:59,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:15:59,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 26 [2018-04-13 13:15:59,766 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:59,772 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:59,784 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:15:59,784 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:85, output treesize:28 [2018-04-13 13:15:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:15:59,839 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:15:59,839 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:15:59,839 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 13:15:59,839 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 13:15:59,839 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=314, Unknown=5, NotChecked=0, Total=380 [2018-04-13 13:15:59,840 INFO L87 Difference]: Start difference. First operand 226 states and 242 transitions. Second operand 20 states. [2018-04-13 13:16:10,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:10,259 INFO L93 Difference]: Finished difference Result 307 states and 327 transitions. [2018-04-13 13:16:10,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 13:16:10,259 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 59 [2018-04-13 13:16:10,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:10,260 INFO L225 Difference]: With dead ends: 307 [2018-04-13 13:16:10,260 INFO L226 Difference]: Without dead ends: 307 [2018-04-13 13:16:10,261 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=293, Invalid=1397, Unknown=32, NotChecked=0, Total=1722 [2018-04-13 13:16:10,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2018-04-13 13:16:10,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 233. [2018-04-13 13:16:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2018-04-13 13:16:10,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 250 transitions. [2018-04-13 13:16:10,269 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 250 transitions. Word has length 59 [2018-04-13 13:16:10,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:10,269 INFO L459 AbstractCegarLoop]: Abstraction has 233 states and 250 transitions. [2018-04-13 13:16:10,269 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 13:16:10,269 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 250 transitions. [2018-04-13 13:16:10,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-13 13:16:10,269 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:10,270 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:10,270 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:10,270 INFO L82 PathProgramCache]: Analyzing trace with hash 893675659, now seen corresponding path program 1 times [2018-04-13 13:16:10,270 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:10,270 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:10,271 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:10,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:10,271 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:10,276 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:10,280 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:10,280 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:10,280 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:10,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:10,311 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:10,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:10,317 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,320 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,321 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:16:10,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:10,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:10,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:16:10,362 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,366 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,367 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:20 [2018-04-13 13:16:10,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:10,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:10,390 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,393 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:10,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:10,405 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,406 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,415 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,415 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:45, output treesize:31 [2018-04-13 13:16:10,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:10,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 13:16:10,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:10,463 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,468 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:10,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:16:10,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:10,507 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,511 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,523 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:10,523 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:63 [2018-04-13 13:16:10,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:10,544 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:10,559 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:72, output treesize:71 [2018-04-13 13:16:10,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:10,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2018-04-13 13:16:10,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:10,589 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,595 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,612 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:10,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2018-04-13 13:16:10,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-13 13:16:10,627 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,635 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:10,648 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:10,648 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:90, output treesize:65 [2018-04-13 13:16:10,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 79 [2018-04-13 13:16:10,746 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:10,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2018-04-13 13:16:10,747 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:10,832 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:10,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-13 13:16:10,834 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:10,907 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:10,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 51 [2018-04-13 13:16:10,980 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,085 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 5 xjuncts. [2018-04-13 13:16:11,155 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:11,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 65 [2018-04-13 13:16:11,157 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:11,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-13 13:16:11,158 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,168 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,171 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:11,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 91 [2018-04-13 13:16:11,175 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:11,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-13 13:16:11,175 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,188 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,190 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:11,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 71 [2018-04-13 13:16:11,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-13 13:16:11,194 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,204 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 103 [2018-04-13 13:16:11,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 84 [2018-04-13 13:16:11,230 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,312 INFO L267 ElimStorePlain]: Start of recursive call 13: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,314 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:11,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 80 [2018-04-13 13:16:11,318 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:11,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 21 [2018-04-13 13:16:11,319 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,330 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:11,408 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 17 dim-0 vars, and 5 xjuncts. [2018-04-13 13:16:11,408 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 6 variables, input treesize:98, output treesize:379 [2018-04-13 13:16:12,025 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:12,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:12,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 138 treesize of output 142 [2018-04-13 13:16:12,048 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,053 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 129 treesize of output 125 [2018-04-13 13:16:12,054 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:12,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 112 [2018-04-13 13:16:12,158 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,249 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 108 [2018-04-13 13:16:12,249 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,348 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 92 [2018-04-13 13:16:12,349 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:12,435 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,435 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 118 [2018-04-13 13:16:12,441 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:12,442 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,442 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 102 [2018-04-13 13:16:12,443 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,537 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-13 13:16:12,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:12,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:12,628 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 105 [2018-04-13 13:16:12,631 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-04-13 13:16:12,632 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:12,652 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:12,652 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,664 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 74 [2018-04-13 13:16:12,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-04-13 13:16:12,757 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:12,801 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-13 13:16:12,802 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 64 [2018-04-13 13:16:12,842 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:12,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 59 [2018-04-13 13:16:12,881 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,916 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2018-04-13 13:16:12,916 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,949 INFO L267 ElimStorePlain]: Start of recursive call 12: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:12,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 72 [2018-04-13 13:16:12,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-04-13 13:16:12,954 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:12,972 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:12,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:16:12,973 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:12,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:12,990 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:13,004 INFO L267 ElimStorePlain]: Start of recursive call 18: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:13,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 74 [2018-04-13 13:16:13,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 64 [2018-04-13 13:16:13,013 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:13,056 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:13,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 60 [2018-04-13 13:16:13,057 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:13,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-13 13:16:13,098 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:13,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 52 [2018-04-13 13:16:13,138 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:13,173 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:13,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2018-04-13 13:16:13,173 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:13,233 INFO L267 ElimStorePlain]: Start of recursive call 22: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:13,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:13,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:13,297 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:13,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:13,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 71 [2018-04-13 13:16:13,305 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 26 [2018-04-13 13:16:13,305 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:13,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:16:13,316 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:13,323 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:13,372 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-13 13:16:13,372 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 15 variables, input treesize:252, output treesize:61 [2018-04-13 13:16:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:13,492 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:13,492 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 13:16:13,492 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 13:16:13,492 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 13:16:13,492 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=466, Unknown=13, NotChecked=0, Total=552 [2018-04-13 13:16:13,492 INFO L87 Difference]: Start difference. First operand 233 states and 250 transitions. Second operand 24 states. [2018-04-13 13:16:14,778 WARN L151 SmtUtils]: Spent 131ms on a formula simplification. DAG size of input: 165 DAG size of output 125 [2018-04-13 13:16:15,382 WARN L151 SmtUtils]: Spent 317ms on a formula simplification. DAG size of input: 220 DAG size of output 200 [2018-04-13 13:16:15,676 WARN L151 SmtUtils]: Spent 182ms on a formula simplification. DAG size of input: 190 DAG size of output 187 [2018-04-13 13:16:15,969 WARN L151 SmtUtils]: Spent 194ms on a formula simplification. DAG size of input: 198 DAG size of output 191 [2018-04-13 13:16:16,244 WARN L151 SmtUtils]: Spent 178ms on a formula simplification. DAG size of input: 172 DAG size of output 172 [2018-04-13 13:16:16,601 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 182 DAG size of output 182 [2018-04-13 13:16:17,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:17,497 INFO L93 Difference]: Finished difference Result 280 states and 298 transitions. [2018-04-13 13:16:17,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-13 13:16:17,498 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 59 [2018-04-13 13:16:17,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:17,498 INFO L225 Difference]: With dead ends: 280 [2018-04-13 13:16:17,498 INFO L226 Difference]: Without dead ends: 280 [2018-04-13 13:16:17,499 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=395, Invalid=1927, Unknown=30, NotChecked=0, Total=2352 [2018-04-13 13:16:17,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-04-13 13:16:17,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 235. [2018-04-13 13:16:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-04-13 13:16:17,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 251 transitions. [2018-04-13 13:16:17,501 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 251 transitions. Word has length 59 [2018-04-13 13:16:17,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:17,501 INFO L459 AbstractCegarLoop]: Abstraction has 235 states and 251 transitions. [2018-04-13 13:16:17,501 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 13:16:17,501 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 251 transitions. [2018-04-13 13:16:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-13 13:16:17,501 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:17,501 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:17,501 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:17,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1718820800, now seen corresponding path program 1 times [2018-04-13 13:16:17,502 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:17,502 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:17,502 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:17,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:17,503 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:17,509 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:17,511 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:17,512 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:17,512 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:17,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:17,530 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:17,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:17,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:17,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:17,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 28 [2018-04-13 13:16:17,539 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,544 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:17,544 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-13 13:16:17,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:17,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:17,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:17,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:17,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:17,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 39 [2018-04-13 13:16:17,595 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:17,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,610 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:15 [2018-04-13 13:16:17,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:17,622 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:17,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:17,634 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,635 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,641 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:31, output treesize:23 [2018-04-13 13:16:17,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-13 13:16:17,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:17,686 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,689 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,692 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:17,692 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:28 [2018-04-13 13:16:17,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-04-13 13:16:17,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-13 13:16:17,709 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:17,712 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,714 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,715 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:17,716 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:35, output treesize:4 [2018-04-13 13:16:17,747 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 13:16:17,748 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:17,748 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 13:16:17,748 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 13:16:17,748 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 13:16:17,748 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2018-04-13 13:16:17,749 INFO L87 Difference]: Start difference. First operand 235 states and 251 transitions. Second operand 14 states. [2018-04-13 13:16:18,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:18,148 INFO L93 Difference]: Finished difference Result 282 states and 298 transitions. [2018-04-13 13:16:18,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 13:16:18,148 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 61 [2018-04-13 13:16:18,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:18,149 INFO L225 Difference]: With dead ends: 282 [2018-04-13 13:16:18,149 INFO L226 Difference]: Without dead ends: 270 [2018-04-13 13:16:18,149 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600 [2018-04-13 13:16:18,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-04-13 13:16:18,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 247. [2018-04-13 13:16:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-13 13:16:18,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 262 transitions. [2018-04-13 13:16:18,151 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 262 transitions. Word has length 61 [2018-04-13 13:16:18,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:18,152 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 262 transitions. [2018-04-13 13:16:18,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 13:16:18,152 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 262 transitions. [2018-04-13 13:16:18,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 13:16:18,152 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:18,153 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:18,153 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:18,153 INFO L82 PathProgramCache]: Analyzing trace with hash -814081465, now seen corresponding path program 1 times [2018-04-13 13:16:18,153 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:18,153 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:18,154 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:18,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:18,154 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:18,162 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:18,165 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:18,165 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:18,165 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:18,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:18,214 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:18,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:18,217 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,220 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,220 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:16:18,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:16:18,240 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,248 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,248 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:16:18,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:18,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:18,273 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,274 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,284 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,285 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:16:18,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:16:18,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:18,346 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,352 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,362 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,363 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:42 [2018-04-13 13:16:18,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:16:18,387 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,404 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:59 [2018-04-13 13:16:18,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-04-13 13:16:18,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:18,447 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,452 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,467 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,467 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:75, output treesize:60 [2018-04-13 13:16:18,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 81 [2018-04-13 13:16:18,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:18,541 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,551 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,563 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,564 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:95, output treesize:83 [2018-04-13 13:16:18,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 107 [2018-04-13 13:16:18,596 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,620 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,621 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:94, output treesize:120 [2018-04-13 13:16:18,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:18,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 102 [2018-04-13 13:16:18,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:18,692 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,704 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,724 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,724 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:131, output treesize:121 [2018-04-13 13:16:18,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 117 [2018-04-13 13:16:18,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:16:18,819 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,832 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,850 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:185, output treesize:150 [2018-04-13 13:16:18,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 79 [2018-04-13 13:16:18,916 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:18,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-13 13:16:18,917 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:18,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-13 13:16:18,927 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2018-04-13 13:16:18,939 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,947 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,959 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:18,960 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:160, output treesize:45 [2018-04-13 13:16:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:19,035 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:19,035 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 13:16:19,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 13:16:19,036 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 13:16:19,036 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=430, Unknown=0, NotChecked=0, Total=506 [2018-04-13 13:16:19,036 INFO L87 Difference]: Start difference. First operand 247 states and 262 transitions. Second operand 23 states. [2018-04-13 13:16:33,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:33,434 INFO L93 Difference]: Finished difference Result 354 states and 376 transitions. [2018-04-13 13:16:33,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-13 13:16:33,435 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 62 [2018-04-13 13:16:33,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:33,436 INFO L225 Difference]: With dead ends: 354 [2018-04-13 13:16:33,436 INFO L226 Difference]: Without dead ends: 354 [2018-04-13 13:16:33,436 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 462 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=297, Invalid=1771, Unknown=2, NotChecked=0, Total=2070 [2018-04-13 13:16:33,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-04-13 13:16:33,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 275. [2018-04-13 13:16:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-13 13:16:33,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 294 transitions. [2018-04-13 13:16:33,439 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 294 transitions. Word has length 62 [2018-04-13 13:16:33,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:33,439 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 294 transitions. [2018-04-13 13:16:33,439 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 13:16:33,439 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 294 transitions. [2018-04-13 13:16:33,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 13:16:33,440 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:33,440 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:33,440 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:33,440 INFO L82 PathProgramCache]: Analyzing trace with hash -814081464, now seen corresponding path program 1 times [2018-04-13 13:16:33,441 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:33,441 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:33,441 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:33,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:33,442 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:33,451 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:33,457 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:33,457 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:33,457 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:33,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:33,500 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:33,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:33,503 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,517 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,517 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:16:33,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:16:33,539 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:33,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,564 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,564 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:16:33,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:33,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:33,579 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,580 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:33,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:33,595 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,596 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,607 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,607 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:54, output treesize:51 [2018-04-13 13:16:33,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:16:33,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:33,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,665 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:16:33,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:33,692 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,698 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,736 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:33,736 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:80, output treesize:76 [2018-04-13 13:16:33,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-13 13:16:33,779 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 37 [2018-04-13 13:16:33,801 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,822 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:33,822 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:100, output treesize:109 [2018-04-13 13:16:33,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 90 [2018-04-13 13:16:33,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:16:33,856 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,867 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:16:33,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:16:33,896 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,900 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:33,918 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:33,918 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:131, output treesize:99 [2018-04-13 13:16:33,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:33,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:16:33,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:33,996 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,000 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 129 [2018-04-13 13:16:34,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:34,040 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,056 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:34,075 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:141, output treesize:125 [2018-04-13 13:16:34,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-04-13 13:16:34,112 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 75 [2018-04-13 13:16:34,140 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,160 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:34,160 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:136, output treesize:127 [2018-04-13 13:16:34,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-04-13 13:16:34,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:16:34,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,200 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 112 [2018-04-13 13:16:34,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:34,231 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,244 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,262 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:34,262 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:149, output treesize:121 [2018-04-13 13:16:34,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 44 [2018-04-13 13:16:34,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:16:34,349 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,352 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,375 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 147 [2018-04-13 13:16:34,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:16:34,386 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,402 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,421 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:34,421 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:228, output treesize:158 [2018-04-13 13:16:34,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:34,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 92 [2018-04-13 13:16:34,517 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 36 [2018-04-13 13:16:34,518 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:34,542 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:34,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2018-04-13 13:16:34,543 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,546 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:34,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 57 [2018-04-13 13:16:34,551 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:34,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 47 [2018-04-13 13:16:34,586 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:34,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 47 [2018-04-13 13:16:34,589 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:34,615 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:34,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:16:34,652 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:34,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:34,653 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,655 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:34,686 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:34,686 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:175, output treesize:73 [2018-04-13 13:16:34,773 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:34,773 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:34,773 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 13:16:34,773 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 13:16:34,774 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 13:16:34,774 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=473, Unknown=9, NotChecked=0, Total=552 [2018-04-13 13:16:34,774 INFO L87 Difference]: Start difference. First operand 275 states and 294 transitions. Second operand 24 states. [2018-04-13 13:16:36,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:36,486 INFO L93 Difference]: Finished difference Result 374 states and 397 transitions. [2018-04-13 13:16:36,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-13 13:16:36,486 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 62 [2018-04-13 13:16:36,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:36,487 INFO L225 Difference]: With dead ends: 374 [2018-04-13 13:16:36,487 INFO L226 Difference]: Without dead ends: 374 [2018-04-13 13:16:36,487 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 515 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=261, Invalid=1974, Unknown=21, NotChecked=0, Total=2256 [2018-04-13 13:16:36,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2018-04-13 13:16:36,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 247. [2018-04-13 13:16:36,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-04-13 13:16:36,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 262 transitions. [2018-04-13 13:16:36,490 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 262 transitions. Word has length 62 [2018-04-13 13:16:36,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:36,490 INFO L459 AbstractCegarLoop]: Abstraction has 247 states and 262 transitions. [2018-04-13 13:16:36,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 13:16:36,490 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 262 transitions. [2018-04-13 13:16:36,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 13:16:36,491 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:36,491 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:36,491 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:36,491 INFO L82 PathProgramCache]: Analyzing trace with hash 779683061, now seen corresponding path program 2 times [2018-04-13 13:16:36,491 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:36,491 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:36,492 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:36,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:36,492 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:36,502 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:36,505 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:36,505 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:36,505 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:36,506 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:16:36,551 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:16:36,551 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:16:36,554 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:36,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:36,568 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,572 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:16:36,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:16:36,594 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,598 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,598 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-13 13:16:36,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:36,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:36,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,648 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,655 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,656 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:23 [2018-04-13 13:16:36,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 13:16:36,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:36,698 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,703 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,711 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,711 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:40, output treesize:36 [2018-04-13 13:16:36,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:16:36,735 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,750 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,750 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:53 [2018-04-13 13:16:36,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-04-13 13:16:36,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:36,785 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,791 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,804 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,804 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:69, output treesize:54 [2018-04-13 13:16:36,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 81 [2018-04-13 13:16:36,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:36,889 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,902 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,916 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:36,916 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:77 [2018-04-13 13:16:36,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:36,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 99 [2018-04-13 13:16:36,955 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:36,979 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:36,980 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:106 [2018-04-13 13:16:37,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:37,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 90 [2018-04-13 13:16:37,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:37,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:37,050 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:37,071 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:37,071 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:117, output treesize:115 [2018-04-13 13:16:37,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 117 [2018-04-13 13:16:37,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:16:37,172 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:37,184 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:37,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:37,197 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:179, output treesize:144 [2018-04-13 13:16:37,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 79 [2018-04-13 13:16:37,281 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:37,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-13 13:16:37,281 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:37,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-13 13:16:37,291 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:37,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2018-04-13 13:16:37,301 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:37,314 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:37,325 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:37,325 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:154, output treesize:45 [2018-04-13 13:16:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:37,382 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:37,382 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 13:16:37,383 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 13:16:37,383 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 13:16:37,383 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=432, Unknown=0, NotChecked=0, Total=506 [2018-04-13 13:16:37,383 INFO L87 Difference]: Start difference. First operand 247 states and 262 transitions. Second operand 23 states. [2018-04-13 13:16:38,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:38,869 INFO L93 Difference]: Finished difference Result 347 states and 368 transitions. [2018-04-13 13:16:38,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:16:38,869 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 62 [2018-04-13 13:16:38,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:38,870 INFO L225 Difference]: With dead ends: 347 [2018-04-13 13:16:38,870 INFO L226 Difference]: Without dead ends: 347 [2018-04-13 13:16:38,871 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=309, Invalid=1848, Unknown=5, NotChecked=0, Total=2162 [2018-04-13 13:16:38,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-13 13:16:38,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 281. [2018-04-13 13:16:38,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2018-04-13 13:16:38,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 300 transitions. [2018-04-13 13:16:38,873 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 300 transitions. Word has length 62 [2018-04-13 13:16:38,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:38,873 INFO L459 AbstractCegarLoop]: Abstraction has 281 states and 300 transitions. [2018-04-13 13:16:38,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 13:16:38,873 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 300 transitions. [2018-04-13 13:16:38,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 13:16:38,873 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:38,873 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:38,873 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:38,873 INFO L82 PathProgramCache]: Analyzing trace with hash 779683062, now seen corresponding path program 2 times [2018-04-13 13:16:38,874 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:38,874 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:38,874 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:38,874 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:16:38,874 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:38,881 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:38,885 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:38,885 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:38,886 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:38,886 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:16:38,910 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:16:38,911 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:16:38,913 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:38,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:38,918 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:38,921 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:38,921 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:16:38,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:38,944 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:38,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:38,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:38,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:16:38,954 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:38,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:38,988 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-13 13:16:39,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:39,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:39,010 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,012 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:39,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:39,032 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,033 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,043 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,044 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:42 [2018-04-13 13:16:39,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:16:39,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:39,097 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,102 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:16:39,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:39,121 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,126 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,138 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,139 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:80, output treesize:76 [2018-04-13 13:16:39,163 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:16:39,164 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,186 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:16:39,186 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,208 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:93, output treesize:98 [2018-04-13 13:16:39,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 71 [2018-04-13 13:16:39,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:16:39,253 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,261 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-04-13 13:16:39,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:16:39,292 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,300 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,328 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,329 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:125, output treesize:84 [2018-04-13 13:16:39,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,420 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,420 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 107 [2018-04-13 13:16:39,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:39,427 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,440 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2018-04-13 13:16:39,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:39,463 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,468 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,489 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:39,489 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:134, output treesize:126 [2018-04-13 13:16:39,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,526 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 13:16:39,526 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-04-13 13:16:39,555 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,576 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:39,576 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:137, output treesize:128 [2018-04-13 13:16:39,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 51 [2018-04-13 13:16:39,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:16:39,613 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,619 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 109 [2018-04-13 13:16:39,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:39,650 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,662 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:39,680 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:150, output treesize:122 [2018-04-13 13:16:39,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-13 13:16:39,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:16:39,776 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,781 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 136 [2018-04-13 13:16:39,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:16:39,811 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,824 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,841 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:39,841 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:218, output treesize:167 [2018-04-13 13:16:39,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:39,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 92 [2018-04-13 13:16:39,913 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 36 [2018-04-13 13:16:39,913 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:39,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2018-04-13 13:16:39,932 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:39,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 42 [2018-04-13 13:16:39,934 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:39,958 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:39,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 50 [2018-04-13 13:16:39,959 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:39,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:39,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 62 [2018-04-13 13:16:39,965 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:39,998 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:40,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-04-13 13:16:40,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:40,030 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:40,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:40,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:16:40,043 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:40,053 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:40,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-04-13 13:16:40,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:40,056 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:40,068 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:40,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:16:40,069 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:40,079 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:40,105 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:40,105 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 7 variables, input treesize:184, output treesize:69 [2018-04-13 13:16:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:40,182 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:40,182 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 13:16:40,182 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 13:16:40,183 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 13:16:40,183 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2018-04-13 13:16:40,183 INFO L87 Difference]: Start difference. First operand 281 states and 300 transitions. Second operand 25 states. [2018-04-13 13:16:42,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:42,088 INFO L93 Difference]: Finished difference Result 351 states and 373 transitions. [2018-04-13 13:16:42,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-13 13:16:42,088 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 62 [2018-04-13 13:16:42,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:42,089 INFO L225 Difference]: With dead ends: 351 [2018-04-13 13:16:42,089 INFO L226 Difference]: Without dead ends: 351 [2018-04-13 13:16:42,090 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=378, Invalid=2072, Unknown=0, NotChecked=0, Total=2450 [2018-04-13 13:16:42,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-04-13 13:16:42,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 261. [2018-04-13 13:16:42,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2018-04-13 13:16:42,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 277 transitions. [2018-04-13 13:16:42,092 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 277 transitions. Word has length 62 [2018-04-13 13:16:42,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:42,092 INFO L459 AbstractCegarLoop]: Abstraction has 261 states and 277 transitions. [2018-04-13 13:16:42,092 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 13:16:42,092 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 277 transitions. [2018-04-13 13:16:42,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 13:16:42,092 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:42,092 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:42,092 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:42,093 INFO L82 PathProgramCache]: Analyzing trace with hash -1131487148, now seen corresponding path program 4 times [2018-04-13 13:16:42,093 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:42,093 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:42,093 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:42,093 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:16:42,093 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:42,098 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:42,100 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:42,101 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:42,101 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:42,101 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:16:42,117 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:16:42,118 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:16:42,120 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:42,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:42,125 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,128 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,128 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:16:42,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:16:42,158 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,183 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,183 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-13 13:16:42,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:42,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:42,208 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:42,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:42,229 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,230 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,241 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,241 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:45 [2018-04-13 13:16:42,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:16:42,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:42,286 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,290 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-13 13:16:42,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:42,311 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,316 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,330 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:42,330 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:81, output treesize:77 [2018-04-13 13:16:42,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 50 [2018-04-13 13:16:42,357 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,376 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:42,376 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:94 [2018-04-13 13:16:42,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 47 [2018-04-13 13:16:42,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:16:42,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,415 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-04-13 13:16:42,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:16:42,443 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,451 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,468 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:42,468 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:116, output treesize:80 [2018-04-13 13:16:42,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-13 13:16:42,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:42,546 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,551 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 88 [2018-04-13 13:16:42,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:42,576 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,584 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,599 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:42,600 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:136, output treesize:97 [2018-04-13 13:16:42,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-04-13 13:16:42,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:42,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,665 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:42,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:16:42,666 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,669 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:42,682 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:42,682 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:114, output treesize:84 [2018-04-13 13:16:42,762 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,762 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,763 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:42,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:42,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2018-04-13 13:16:42,766 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:42,769 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 33 [2018-04-13 13:16:42,770 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:42,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-13 13:16:42,780 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:42,784 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:42,795 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:42,795 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:88, output treesize:28 [2018-04-13 13:16:42,850 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:42,850 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:42,850 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 13:16:42,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 13:16:42,851 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 13:16:42,851 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=384, Unknown=2, NotChecked=0, Total=462 [2018-04-13 13:16:42,851 INFO L87 Difference]: Start difference. First operand 261 states and 277 transitions. Second operand 22 states. [2018-04-13 13:16:44,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:44,357 INFO L93 Difference]: Finished difference Result 435 states and 465 transitions. [2018-04-13 13:16:44,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-13 13:16:44,358 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 62 [2018-04-13 13:16:44,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:44,359 INFO L225 Difference]: With dead ends: 435 [2018-04-13 13:16:44,359 INFO L226 Difference]: Without dead ends: 435 [2018-04-13 13:16:44,359 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=380, Invalid=1587, Unknown=13, NotChecked=0, Total=1980 [2018-04-13 13:16:44,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2018-04-13 13:16:44,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 288. [2018-04-13 13:16:44,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2018-04-13 13:16:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 309 transitions. [2018-04-13 13:16:44,363 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 309 transitions. Word has length 62 [2018-04-13 13:16:44,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:44,363 INFO L459 AbstractCegarLoop]: Abstraction has 288 states and 309 transitions. [2018-04-13 13:16:44,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 13:16:44,363 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 309 transitions. [2018-04-13 13:16:44,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 13:16:44,364 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:44,364 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:44,364 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:44,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1131487147, now seen corresponding path program 3 times [2018-04-13 13:16:44,364 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:44,364 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:44,365 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:44,365 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:16:44,365 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:44,375 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:44,379 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:44,379 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:44,379 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:44,380 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:16:44,413 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:16:44,413 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:16:44,417 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:44,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:16:44,445 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,455 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,455 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:16:44,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:44,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:44,475 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,477 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:44,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:44,497 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,499 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,509 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,509 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:42 [2018-04-13 13:16:44,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:16:44,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:44,556 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:16:44,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:44,577 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,581 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,592 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:44,592 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:75, output treesize:71 [2018-04-13 13:16:44,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:44,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-13 13:16:44,630 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:44,643 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:85, output treesize:77 [2018-04-13 13:16:44,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 61 [2018-04-13 13:16:44,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:16:44,668 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,675 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-04-13 13:16:44,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:16:44,697 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,702 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,715 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:44,715 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:99, output treesize:74 [2018-04-13 13:16:44,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 98 [2018-04-13 13:16:44,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:44,779 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,789 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 78 [2018-04-13 13:16:44,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:44,812 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,832 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,845 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:44,845 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:133, output treesize:79 [2018-04-13 13:16:44,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:44,888 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,898 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:44,898 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:84, output treesize:79 [2018-04-13 13:16:44,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,949 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:44,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:44,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 73 [2018-04-13 13:16:44,952 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:44,956 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 42 [2018-04-13 13:16:44,957 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:44,985 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:44,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 35 [2018-04-13 13:16:44,985 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:44,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:44,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 47 [2018-04-13 13:16:44,993 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:45,015 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:45,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 43 [2018-04-13 13:16:45,043 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:45,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:16:45,044 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:45,052 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:45,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:45,053 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:45,058 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:45,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 43 [2018-04-13 13:16:45,061 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:45,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:16:45,062 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:45,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:45,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:45,070 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:45,076 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:45,095 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:45,095 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:114, output treesize:9 [2018-04-13 13:16:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:45,162 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:45,162 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 13:16:45,163 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 13:16:45,163 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 13:16:45,163 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=354, Unknown=2, NotChecked=0, Total=420 [2018-04-13 13:16:45,163 INFO L87 Difference]: Start difference. First operand 288 states and 309 transitions. Second operand 21 states. [2018-04-13 13:16:46,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:46,612 INFO L93 Difference]: Finished difference Result 449 states and 483 transitions. [2018-04-13 13:16:46,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 13:16:46,613 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 62 [2018-04-13 13:16:46,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:46,613 INFO L225 Difference]: With dead ends: 449 [2018-04-13 13:16:46,614 INFO L226 Difference]: Without dead ends: 449 [2018-04-13 13:16:46,614 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=281, Invalid=1350, Unknown=9, NotChecked=0, Total=1640 [2018-04-13 13:16:46,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2018-04-13 13:16:46,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 287. [2018-04-13 13:16:46,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2018-04-13 13:16:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 307 transitions. [2018-04-13 13:16:46,617 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 307 transitions. Word has length 62 [2018-04-13 13:16:46,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:46,617 INFO L459 AbstractCegarLoop]: Abstraction has 287 states and 307 transitions. [2018-04-13 13:16:46,617 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 13:16:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 307 transitions. [2018-04-13 13:16:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-13 13:16:46,618 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:46,618 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:46,618 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:46,618 INFO L82 PathProgramCache]: Analyzing trace with hash 919153145, now seen corresponding path program 1 times [2018-04-13 13:16:46,618 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:46,619 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:46,619 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:46,619 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:16:46,620 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:46,626 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:46,628 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:46,628 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:46,628 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:46,629 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:46,653 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:46,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:46,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:46,694 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,696 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:46,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:46,712 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,714 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,723 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,724 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:25 [2018-04-13 13:16:46,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 53 [2018-04-13 13:16:46,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48 [2018-04-13 13:16:46,795 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 31 [2018-04-13 13:16:46,828 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:46,842 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:46,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 68 [2018-04-13 13:16:46,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 56 [2018-04-13 13:16:46,874 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2018-04-13 13:16:46,894 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,904 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,906 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:46,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2018-04-13 13:16:46,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-13 13:16:46,908 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,913 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:46,931 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:46,931 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:79, output treesize:96 [2018-04-13 13:16:47,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 77 [2018-04-13 13:16:47,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 69 [2018-04-13 13:16:47,021 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:47,101 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:47,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 56 [2018-04-13 13:16:47,110 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:47,184 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:47,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2018-04-13 13:16:47,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 46 [2018-04-13 13:16:47,238 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:47,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 45 [2018-04-13 13:16:47,284 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-13 13:16:47,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2018-04-13 13:16:47,350 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:47,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 37 [2018-04-13 13:16:47,351 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:47,412 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 6 xjuncts. [2018-04-13 13:16:47,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 55 [2018-04-13 13:16:47,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2018-04-13 13:16:47,419 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:47,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 34 [2018-04-13 13:16:47,444 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:47,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:47,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 42 [2018-04-13 13:16:47,472 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:47,503 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 13:16:47,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 42 [2018-04-13 13:16:47,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:47,603 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:47,612 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:47,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-13 13:16:47,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:47,720 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:47,726 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:47,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-13 13:16:47,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:16:47,729 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:47,734 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:47,872 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 10 xjuncts. [2018-04-13 13:16:47,872 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 7 variables, input treesize:124, output treesize:296 [2018-04-13 13:16:47,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:47,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2018-04-13 13:16:47,979 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:47,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:47,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-13 13:16:47,991 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:48,000 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:48,000 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:49, output treesize:33 [2018-04-13 13:16:48,079 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 13:16:48,079 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:48,079 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 13:16:48,079 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 13:16:48,079 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 13:16:48,079 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=215, Unknown=3, NotChecked=0, Total=272 [2018-04-13 13:16:48,079 INFO L87 Difference]: Start difference. First operand 287 states and 307 transitions. Second operand 17 states. [2018-04-13 13:16:49,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:49,128 INFO L93 Difference]: Finished difference Result 302 states and 323 transitions. [2018-04-13 13:16:49,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 13:16:49,128 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 63 [2018-04-13 13:16:49,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:49,129 INFO L225 Difference]: With dead ends: 302 [2018-04-13 13:16:49,129 INFO L226 Difference]: Without dead ends: 302 [2018-04-13 13:16:49,129 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=204, Invalid=779, Unknown=9, NotChecked=0, Total=992 [2018-04-13 13:16:49,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-04-13 13:16:49,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 295. [2018-04-13 13:16:49,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2018-04-13 13:16:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 319 transitions. [2018-04-13 13:16:49,132 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 319 transitions. Word has length 63 [2018-04-13 13:16:49,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:49,132 INFO L459 AbstractCegarLoop]: Abstraction has 295 states and 319 transitions. [2018-04-13 13:16:49,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 13:16:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 319 transitions. [2018-04-13 13:16:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-13 13:16:49,132 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:49,132 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:49,132 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:49,132 INFO L82 PathProgramCache]: Analyzing trace with hash 919153146, now seen corresponding path program 1 times [2018-04-13 13:16:49,132 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:49,132 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:49,133 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:49,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:49,133 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:49,137 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:16:49,204 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:49,205 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:49,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:49,218 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:49,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:49,269 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,279 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:49,279 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:49,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:16:49,280 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,286 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,286 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-13 13:16:49,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:49,303 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:49,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:49,315 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,317 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:49,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:49,330 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,331 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,338 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,338 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:49, output treesize:37 [2018-04-13 13:16:49,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 52 [2018-04-13 13:16:49,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:49,395 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,400 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-13 13:16:49,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:49,415 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,419 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,428 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:49,428 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:79, output treesize:49 [2018-04-13 13:16:49,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 13:16:49,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 17 [2018-04-13 13:16:49,461 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,464 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2018-04-13 13:16:49,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:16:49,475 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-13 13:16:49,479 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,481 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,489 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:49,489 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:63, output treesize:15 [2018-04-13 13:16:49,553 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 13:16:49,553 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 13:16:49,553 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14] total 22 [2018-04-13 13:16:49,553 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 13:16:49,553 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 13:16:49,554 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2018-04-13 13:16:49,554 INFO L87 Difference]: Start difference. First operand 295 states and 319 transitions. Second operand 23 states. [2018-04-13 13:16:50,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:50,760 INFO L93 Difference]: Finished difference Result 363 states and 387 transitions. [2018-04-13 13:16:50,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:16:50,760 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 63 [2018-04-13 13:16:50,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:50,761 INFO L225 Difference]: With dead ends: 363 [2018-04-13 13:16:50,761 INFO L226 Difference]: Without dead ends: 363 [2018-04-13 13:16:50,762 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=544, Invalid=2426, Unknown=0, NotChecked=0, Total=2970 [2018-04-13 13:16:50,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-04-13 13:16:50,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 299. [2018-04-13 13:16:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2018-04-13 13:16:50,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 322 transitions. [2018-04-13 13:16:50,764 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 322 transitions. Word has length 63 [2018-04-13 13:16:50,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:50,764 INFO L459 AbstractCegarLoop]: Abstraction has 299 states and 322 transitions. [2018-04-13 13:16:50,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 13:16:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 322 transitions. [2018-04-13 13:16:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-13 13:16:50,765 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:50,765 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:50,765 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:50,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1636090168, now seen corresponding path program 2 times [2018-04-13 13:16:50,765 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:50,765 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:50,766 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:50,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:50,766 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:50,773 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:50,776 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:50,776 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:50,776 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:50,776 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:16:50,812 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:16:50,812 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:16:50,815 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:50,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:50,864 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:50,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:50,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:50,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:16:50,879 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:50,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:50,890 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:28 [2018-04-13 13:16:50,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:50,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:50,912 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:50,914 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:50,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:50,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:50,936 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:50,938 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:50,954 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:50,954 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:45 [2018-04-13 13:16:51,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:16:51,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:51,035 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,040 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-13 13:16:51,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:51,069 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,078 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,097 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:76, output treesize:72 [2018-04-13 13:16:51,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 14 [2018-04-13 13:16:51,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 13:16:51,132 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,134 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,149 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,149 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:92, output treesize:92 [2018-04-13 13:16:51,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:16:51,178 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2018-04-13 13:16:51,199 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,213 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,213 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:80 [2018-04-13 13:16:51,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 66 [2018-04-13 13:16:51,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:16:51,246 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,253 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:16:51,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:16:51,275 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,278 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,291 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,291 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:102, output treesize:70 [2018-04-13 13:16:51,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 106 [2018-04-13 13:16:51,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:51,372 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,384 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 66 [2018-04-13 13:16:51,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:51,413 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,420 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,437 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:51,437 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:122, output treesize:122 [2018-04-13 13:16:51,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48 [2018-04-13 13:16:51,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-13 13:16:51,472 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,494 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:51,494 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:148, output treesize:136 [2018-04-13 13:16:51,635 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:51,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 94 [2018-04-13 13:16:51,640 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:51,645 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 51 [2018-04-13 13:16:51,645 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:51,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 52 [2018-04-13 13:16:51,665 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:51,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:51,676 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:51,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 38 [2018-04-13 13:16:51,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:51,714 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,721 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:51,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:51,722 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:51,729 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,732 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,748 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:51,749 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:165, output treesize:64 [2018-04-13 13:16:51,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-13 13:16:51,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:16:51,849 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:16:51,855 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:51,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 13:16:51,862 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:51,865 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:51,876 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:51,877 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:70, output treesize:21 [2018-04-13 13:16:51,941 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:51,941 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:51,941 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 13:16:51,941 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:16:51,942 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:16:51,942 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=652, Unknown=1, NotChecked=0, Total=756 [2018-04-13 13:16:51,942 INFO L87 Difference]: Start difference. First operand 299 states and 322 transitions. Second operand 28 states. [2018-04-13 13:16:53,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:53,944 INFO L93 Difference]: Finished difference Result 349 states and 374 transitions. [2018-04-13 13:16:53,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 13:16:53,945 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 64 [2018-04-13 13:16:53,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:53,945 INFO L225 Difference]: With dead ends: 349 [2018-04-13 13:16:53,945 INFO L226 Difference]: Without dead ends: 348 [2018-04-13 13:16:53,946 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 623 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=525, Invalid=2547, Unknown=8, NotChecked=0, Total=3080 [2018-04-13 13:16:53,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2018-04-13 13:16:53,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 299. [2018-04-13 13:16:53,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2018-04-13 13:16:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 321 transitions. [2018-04-13 13:16:53,948 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 321 transitions. Word has length 64 [2018-04-13 13:16:53,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:53,948 INFO L459 AbstractCegarLoop]: Abstraction has 299 states and 321 transitions. [2018-04-13 13:16:53,948 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:16:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 321 transitions. [2018-04-13 13:16:53,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-13 13:16:53,948 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:53,949 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:53,949 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:53,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1248714430, now seen corresponding path program 1 times [2018-04-13 13:16:53,949 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:53,949 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:53,949 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:53,949 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:16:53,949 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:53,958 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:53,961 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:53,961 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:53,962 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:53,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:54,000 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:54,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:54,006 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,009 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,009 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:16:54,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:16:54,035 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,068 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,068 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-13 13:16:54,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:54,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:54,092 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,093 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:54,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:54,107 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,108 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,118 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,118 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:45 [2018-04-13 13:16:54,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:16:54,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:54,166 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,171 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:16:54,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:54,192 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,196 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,209 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:54,209 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:81, output treesize:77 [2018-04-13 13:16:54,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-13 13:16:54,233 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,249 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:54,249 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:85, output treesize:78 [2018-04-13 13:16:54,272 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 61 [2018-04-13 13:16:54,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:16:54,278 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,286 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-04-13 13:16:54,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:16:54,311 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,317 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,332 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:54,332 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:100, output treesize:68 [2018-04-13 13:16:54,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 100 [2018-04-13 13:16:54,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:54,416 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,425 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 89 [2018-04-13 13:16:54,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:16:54,452 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,461 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,478 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:54,478 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:137, output treesize:113 [2018-04-13 13:16:54,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:54,545 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,560 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:54,560 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:118, output treesize:113 [2018-04-13 13:16:54,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,777 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:54,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,779 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:54,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:54,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 156 [2018-04-13 13:16:54,788 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:54,792 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 56 [2018-04-13 13:16:54,815 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:54,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:54,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:54,851 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,877 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:54,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 55 [2018-04-13 13:16:54,878 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:54,881 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:54,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 67 [2018-04-13 13:16:54,886 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:54,928 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-13 13:16:54,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 53 [2018-04-13 13:16:54,985 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:54,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:54,985 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:54,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:54,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-04-13 13:16:54,998 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:55,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:55,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-13 13:16:55,011 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,019 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 53 [2018-04-13 13:16:55,024 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:55,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:55,025 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:55,037 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:55,046 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,053 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 53 [2018-04-13 13:16:55,058 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:55,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-04-13 13:16:55,058 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:55,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:55,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:16:55,073 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,083 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:16:55,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:16:55,084 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,091 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:55,125 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 8 variables, input treesize:172, output treesize:10 [2018-04-13 13:16:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:55,194 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:55,194 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 13:16:55,195 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 13:16:55,195 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 13:16:55,195 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=477, Unknown=1, NotChecked=0, Total=552 [2018-04-13 13:16:55,195 INFO L87 Difference]: Start difference. First operand 299 states and 321 transitions. Second operand 24 states. [2018-04-13 13:16:57,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:57,535 INFO L93 Difference]: Finished difference Result 323 states and 345 transitions. [2018-04-13 13:16:57,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:16:57,536 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 66 [2018-04-13 13:16:57,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:57,536 INFO L225 Difference]: With dead ends: 323 [2018-04-13 13:16:57,536 INFO L226 Difference]: Without dead ends: 323 [2018-04-13 13:16:57,537 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 42 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=411, Invalid=2126, Unknown=13, NotChecked=0, Total=2550 [2018-04-13 13:16:57,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2018-04-13 13:16:57,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 303. [2018-04-13 13:16:57,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2018-04-13 13:16:57,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 325 transitions. [2018-04-13 13:16:57,539 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 325 transitions. Word has length 66 [2018-04-13 13:16:57,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:57,539 INFO L459 AbstractCegarLoop]: Abstraction has 303 states and 325 transitions. [2018-04-13 13:16:57,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 13:16:57,539 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 325 transitions. [2018-04-13 13:16:57,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-13 13:16:57,540 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:57,540 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:57,540 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:57,540 INFO L82 PathProgramCache]: Analyzing trace with hash -185739193, now seen corresponding path program 1 times [2018-04-13 13:16:57,540 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:57,540 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:57,540 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:57,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:57,541 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:57,545 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:57,547 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:57,547 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:57,547 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:57,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:57,582 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:57,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:57,603 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,604 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,605 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 13:16:57,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:16:57,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,615 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-13 13:16:57,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:57,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:57,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:57,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-04-13 13:16:57,638 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,642 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,642 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:15 [2018-04-13 13:16:57,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:57,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:57,652 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,653 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,659 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,659 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:28 [2018-04-13 13:16:57,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:57,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-13 13:16:57,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:57,695 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,700 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,705 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,705 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:40, output treesize:36 [2018-04-13 13:16:57,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:57,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:57,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:16:57,721 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,729 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,730 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:45 [2018-04-13 13:16:57,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:57,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-13 13:16:57,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:57,751 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,756 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,764 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:46 [2018-04-13 13:16:57,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 67 [2018-04-13 13:16:57,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 73 [2018-04-13 13:16:57,829 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:57,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 53 [2018-04-13 13:16:57,855 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:57,871 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:16:57,886 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:57,887 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:74, output treesize:105 [2018-04-13 13:16:58,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 28 [2018-04-13 13:16:58,046 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 44 [2018-04-13 13:16:58,060 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,070 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:16:58,070 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:105, output treesize:73 [2018-04-13 13:16:58,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 42 [2018-04-13 13:16:58,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2018-04-13 13:16:58,106 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-13 13:16:58,119 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 21 [2018-04-13 13:16:58,133 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:16:58,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-13 13:16:58,146 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-13 13:16:58,160 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,166 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-04-13 13:16:58,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-13 13:16:58,176 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:16:58,180 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,182 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,187 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:58,187 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:87, output treesize:4 [2018-04-13 13:16:58,257 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:16:58,257 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:16:58,257 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 13:16:58,257 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 13:16:58,257 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 13:16:58,257 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=444, Unknown=0, NotChecked=0, Total=506 [2018-04-13 13:16:58,257 INFO L87 Difference]: Start difference. First operand 303 states and 325 transitions. Second operand 23 states. [2018-04-13 13:16:59,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:16:59,513 INFO L93 Difference]: Finished difference Result 347 states and 369 transitions. [2018-04-13 13:16:59,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-13 13:16:59,514 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 67 [2018-04-13 13:16:59,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:16:59,514 INFO L225 Difference]: With dead ends: 347 [2018-04-13 13:16:59,514 INFO L226 Difference]: Without dead ends: 335 [2018-04-13 13:16:59,515 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 407 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=364, Invalid=1798, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 13:16:59,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2018-04-13 13:16:59,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 315. [2018-04-13 13:16:59,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2018-04-13 13:16:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 336 transitions. [2018-04-13 13:16:59,517 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 336 transitions. Word has length 67 [2018-04-13 13:16:59,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:16:59,517 INFO L459 AbstractCegarLoop]: Abstraction has 315 states and 336 transitions. [2018-04-13 13:16:59,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 13:16:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 336 transitions. [2018-04-13 13:16:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-13 13:16:59,518 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:16:59,518 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:16:59,518 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:16:59,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1669978841, now seen corresponding path program 5 times [2018-04-13 13:16:59,518 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:16:59,519 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:16:59,519 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:59,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:16:59,519 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:16:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:16:59,528 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:16:59,531 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:16:59,531 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:16:59,531 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:16:59,532 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-13 13:16:59,565 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-13 13:16:59,565 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:16:59,568 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:16:59,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:16:59,570 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,572 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:16:59,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:16:59,588 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,594 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:16:59,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:16:59,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:59,604 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,605 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,610 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:16:59,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:16:59,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:59,638 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,642 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,647 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,647 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:44, output treesize:40 [2018-04-13 13:16:59,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-13 13:16:59,662 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,671 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:57 [2018-04-13 13:16:59,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 50 [2018-04-13 13:16:59,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:59,690 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,695 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,702 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,702 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:68, output treesize:62 [2018-04-13 13:16:59,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 81 [2018-04-13 13:16:59,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:16:59,754 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,762 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,770 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:59,770 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:69 [2018-04-13 13:16:59,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:16:59,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 107 [2018-04-13 13:16:59,805 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,822 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:59,822 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:80, output treesize:98 [2018-04-13 13:16:59,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 82 [2018-04-13 13:16:59,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:16:59,854 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,862 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,874 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:59,874 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:109, output treesize:107 [2018-04-13 13:16:59,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 117 [2018-04-13 13:16:59,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:16:59,956 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,966 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:16:59,979 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:16:59,980 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:179, output treesize:144 [2018-04-13 13:17:00,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 74 [2018-04-13 13:17:00,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 22 [2018-04-13 13:17:00,036 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:00,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-13 13:17:00,045 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:00,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2018-04-13 13:17:00,054 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:00,070 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:00,080 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:00,080 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:148, output treesize:45 [2018-04-13 13:17:00,163 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:00,164 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:00,164 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 13:17:00,164 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 13:17:00,164 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 13:17:00,165 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=430, Unknown=0, NotChecked=0, Total=506 [2018-04-13 13:17:00,165 INFO L87 Difference]: Start difference. First operand 315 states and 336 transitions. Second operand 23 states. [2018-04-13 13:17:01,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:01,701 INFO L93 Difference]: Finished difference Result 392 states and 418 transitions. [2018-04-13 13:17:01,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:17:01,701 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 67 [2018-04-13 13:17:01,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:01,702 INFO L225 Difference]: With dead ends: 392 [2018-04-13 13:17:01,702 INFO L226 Difference]: Without dead ends: 392 [2018-04-13 13:17:01,702 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=311, Invalid=1846, Unknown=5, NotChecked=0, Total=2162 [2018-04-13 13:17:01,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2018-04-13 13:17:01,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 343. [2018-04-13 13:17:01,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2018-04-13 13:17:01,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 368 transitions. [2018-04-13 13:17:01,706 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 368 transitions. Word has length 67 [2018-04-13 13:17:01,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:01,706 INFO L459 AbstractCegarLoop]: Abstraction has 343 states and 368 transitions. [2018-04-13 13:17:01,706 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 13:17:01,706 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 368 transitions. [2018-04-13 13:17:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-13 13:17:01,706 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:01,706 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:01,706 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:01,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1669978842, now seen corresponding path program 4 times [2018-04-13 13:17:01,707 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:01,707 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:01,707 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:01,707 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:01,707 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:01,713 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:01,716 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:01,716 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:01,717 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:01,717 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:17:01,739 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:17:01,739 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:17:01,741 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:01,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:01,773 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,782 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,782 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:21 [2018-04-13 13:17:01,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:01,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:01,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,800 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:01,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:01,816 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,817 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,826 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,826 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:48, output treesize:34 [2018-04-13 13:17:01,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 38 [2018-04-13 13:17:01,883 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:01,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2018-04-13 13:17:01,884 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2018-04-13 13:17:01,901 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,911 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:17:01,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 36 [2018-04-13 13:17:01,954 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:01,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-13 13:17:01,954 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-13 13:17:01,968 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:01,975 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,000 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:17:02,001 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:72, output treesize:121 [2018-04-13 13:17:02,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 65 [2018-04-13 13:17:02,077 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-13 13:17:02,120 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 85 [2018-04-13 13:17:02,158 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2018-04-13 13:17:02,202 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:17:02,228 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:141, output treesize:126 [2018-04-13 13:17:02,277 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 109 [2018-04-13 13:17:02,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 95 [2018-04-13 13:17:02,287 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,342 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:02,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2018-04-13 13:17:02,343 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,383 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:17:02,449 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,450 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:02,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 91 [2018-04-13 13:17:02,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-13 13:17:02,453 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,466 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,467 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:02,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2018-04-13 13:17:02,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-04-13 13:17:02,469 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,478 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 74 [2018-04-13 13:17:02,536 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:02,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-13 13:17:02,537 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,550 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,596 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:02,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 59 [2018-04-13 13:17:02,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-13 13:17:02,598 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,606 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,645 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:17:02,645 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 6 variables, input treesize:174, output treesize:179 [2018-04-13 13:17:02,788 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 80 [2018-04-13 13:17:02,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:02,793 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,812 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 157 [2018-04-13 13:17:02,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:02,872 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,895 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:02,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 128 [2018-04-13 13:17:02,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:02,944 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:02,964 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 76 [2018-04-13 13:17:03,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:03,004 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,014 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,045 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:03,046 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:208, output treesize:188 [2018-04-13 13:17:03,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 111 [2018-04-13 13:17:03,107 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 104 [2018-04-13 13:17:03,160 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,211 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 171 [2018-04-13 13:17:03,213 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 163 [2018-04-13 13:17:03,272 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,324 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:03,324 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:228, output treesize:246 [2018-04-13 13:17:03,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 179 [2018-04-13 13:17:03,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:17:03,415 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,444 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 128 [2018-04-13 13:17:03,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:17:03,523 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,545 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 162 [2018-04-13 13:17:03,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:03,610 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,640 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:03,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 106 [2018-04-13 13:17:03,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:03,697 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,721 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:03,800 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:03,800 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:300, output treesize:258 [2018-04-13 13:17:04,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 154 [2018-04-13 13:17:04,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:04,018 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:04,041 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:04,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 160 [2018-04-13 13:17:04,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:04,122 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:04,143 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:04,213 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:04,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 288 treesize of output 314 [2018-04-13 13:17:04,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 308 [2018-04-13 13:17:04,235 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:04,304 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:04,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:04,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:04,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 272 treesize of output 215 [2018-04-13 13:17:04,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 293 treesize of output 292 [2018-04-13 13:17:04,391 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:04,535 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:04,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 170 [2018-04-13 13:17:04,537 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:04,621 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:04,714 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:04,714 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 8 variables, input treesize:489, output treesize:577 [2018-04-13 13:17:04,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 134 [2018-04-13 13:17:04,998 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:05,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:05,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 261 treesize of output 225 [2018-04-13 13:17:05,087 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:05,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 132 [2018-04-13 13:17:05,165 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:05,234 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-1 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:05,235 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 11 variables, input treesize:587, output treesize:484 [2018-04-13 13:17:05,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:05,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:05,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 1 case distinctions, treesize of input 234 treesize of output 167 [2018-04-13 13:17:05,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 136 [2018-04-13 13:17:05,361 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:05,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 136 [2018-04-13 13:17:05,430 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:05,496 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:05,496 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:05,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 124 [2018-04-13 13:17:05,497 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:05,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 100 [2018-04-13 13:17:05,563 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:05,623 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:05,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 124 [2018-04-13 13:17:05,624 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:05,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 109 [2018-04-13 13:17:05,685 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:05,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 104 [2018-04-13 13:17:05,748 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:05,805 INFO L267 ElimStorePlain]: Start of recursive call 2: 7 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:05,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 113 [2018-04-13 13:17:05,925 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:05,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 33 [2018-04-13 13:17:05,925 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:05,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:05,944 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:05,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-13 13:17:05,959 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:05,972 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:06,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 62 [2018-04-13 13:17:06,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:06,080 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:06,093 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:06,105 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,122 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 90 [2018-04-13 13:17:06,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:06,257 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:06,280 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:06,299 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,316 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:06,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:17:06,316 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,332 INFO L267 ElimStorePlain]: Start of recursive call 18: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 94 [2018-04-13 13:17:06,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 81 [2018-04-13 13:17:06,342 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 85 [2018-04-13 13:17:06,398 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,450 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:06,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 73 [2018-04-13 13:17:06,451 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,501 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:06,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 82 [2018-04-13 13:17:06,501 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 68 [2018-04-13 13:17:06,551 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 64 [2018-04-13 13:17:06,598 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 60 [2018-04-13 13:17:06,641 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,669 INFO L267 ElimStorePlain]: Start of recursive call 23: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 124 [2018-04-13 13:17:06,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 37 [2018-04-13 13:17:06,751 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:06,772 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:06,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:06,772 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 13:17:06,792 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:06,809 INFO L267 ElimStorePlain]: Start of recursive call 31: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:06,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 70 [2018-04-13 13:17:06,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:06,880 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:17:06,894 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:06,907 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,917 INFO L267 ElimStorePlain]: Start of recursive call 35: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:06,976 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 6 dim-2 vars, End of recursive call: 9 dim-0 vars, and 4 xjuncts. [2018-04-13 13:17:06,977 INFO L202 ElimStorePlain]: Needed 38 recursive calls to eliminate 19 variables, input treesize:564, output treesize:152 [2018-04-13 13:17:07,167 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:07,167 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:07,167 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 13:17:07,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 13:17:07,168 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 13:17:07,168 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=604, Unknown=2, NotChecked=0, Total=702 [2018-04-13 13:17:07,168 INFO L87 Difference]: Start difference. First operand 343 states and 368 transitions. Second operand 27 states. [2018-04-13 13:17:07,933 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 60 DAG size of output 58 [2018-04-13 13:17:08,989 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 74 DAG size of output 74 [2018-04-13 13:17:09,215 WARN L151 SmtUtils]: Spent 154ms on a formula simplification. DAG size of input: 113 DAG size of output 113 [2018-04-13 13:17:09,586 WARN L151 SmtUtils]: Spent 165ms on a formula simplification. DAG size of input: 182 DAG size of output 149 [2018-04-13 13:17:10,022 WARN L151 SmtUtils]: Spent 152ms on a formula simplification. DAG size of input: 239 DAG size of output 148 [2018-04-13 13:17:10,647 WARN L151 SmtUtils]: Spent 185ms on a formula simplification. DAG size of input: 277 DAG size of output 158 [2018-04-13 13:17:10,886 WARN L151 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 182 DAG size of output 154 [2018-04-13 13:17:11,481 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 145 DAG size of output 145 [2018-04-13 13:17:11,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:11,874 INFO L93 Difference]: Finished difference Result 396 states and 423 transitions. [2018-04-13 13:17:11,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:17:11,875 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 67 [2018-04-13 13:17:11,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:11,875 INFO L225 Difference]: With dead ends: 396 [2018-04-13 13:17:11,876 INFO L226 Difference]: Without dead ends: 396 [2018-04-13 13:17:11,876 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=372, Invalid=2172, Unknown=6, NotChecked=0, Total=2550 [2018-04-13 13:17:11,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-04-13 13:17:11,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 315. [2018-04-13 13:17:11,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2018-04-13 13:17:11,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 336 transitions. [2018-04-13 13:17:11,878 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 336 transitions. Word has length 67 [2018-04-13 13:17:11,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:11,879 INFO L459 AbstractCegarLoop]: Abstraction has 315 states and 336 transitions. [2018-04-13 13:17:11,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 13:17:11,879 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 336 transitions. [2018-04-13 13:17:11,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-13 13:17:11,879 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:11,879 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:11,879 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:11,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1060572622, now seen corresponding path program 3 times [2018-04-13 13:17:11,879 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:11,879 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:11,880 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:11,880 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:11,880 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:11,888 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:11,890 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:11,890 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:11,890 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:11,891 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:17:11,930 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:17:11,930 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:17:11,934 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:11,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:11,936 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:11,939 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:11,940 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:17:11,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:11,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:11,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 13:17:11,966 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:11,972 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:11,972 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:17:11,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:11,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:11,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:11,984 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:11,990 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:11,990 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:17:12,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:17:12,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:12,023 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,027 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,033 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,033 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:49, output treesize:36 [2018-04-13 13:17:12,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:17:12,049 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,060 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,060 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:56 [2018-04-13 13:17:12,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-04-13 13:17:12,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:12,085 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,089 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:17:12,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:12,103 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,104 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,114 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,114 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:80, output treesize:65 [2018-04-13 13:17:12,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2018-04-13 13:17:12,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:17:12,134 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,135 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,143 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:12,143 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:70 [2018-04-13 13:17:12,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 82 [2018-04-13 13:17:12,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 78 [2018-04-13 13:17:12,203 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 51 [2018-04-13 13:17:12,307 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:12,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2018-04-13 13:17:12,348 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:12,385 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-13 13:17:12,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-04-13 13:17:12,427 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:86, output treesize:283 [2018-04-13 13:17:12,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,549 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,549 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 91 [2018-04-13 13:17:12,550 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,608 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,608 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 95 [2018-04-13 13:17:12,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 121 [2018-04-13 13:17:12,689 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,771 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:12,771 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:228, output treesize:270 [2018-04-13 13:17:12,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 104 [2018-04-13 13:17:12,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:17:12,848 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:12,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:12,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 135 [2018-04-13 13:17:12,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 117 treesize of output 121 [2018-04-13 13:17:12,958 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 3 xjuncts. [2018-04-13 13:17:13,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 115 [2018-04-13 13:17:13,167 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:13,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 80 [2018-04-13 13:17:13,327 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:13,436 INFO L267 ElimStorePlain]: Start of recursive call 4: 5 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:17:13,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 83 [2018-04-13 13:17:13,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-13 13:17:13,537 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:13,550 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:13,633 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 5 xjuncts. [2018-04-13 13:17:13,633 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 10 variables, input treesize:317, output treesize:449 [2018-04-13 13:17:13,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:13,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:13,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:13,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:13,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 127 [2018-04-13 13:17:13,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:13,907 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:13,924 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:13,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:13,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 103 [2018-04-13 13:17:13,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:13,988 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,003 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 159 [2018-04-13 13:17:14,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:14,069 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,089 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,140 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:14,140 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:367, output treesize:324 [2018-04-13 13:17:14,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 206 [2018-04-13 13:17:14,230 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 169 [2018-04-13 13:17:14,319 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 133 [2018-04-13 13:17:14,408 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,486 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 3 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:14,486 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 8 variables, input treesize:357, output treesize:427 [2018-04-13 13:17:14,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 142 [2018-04-13 13:17:14,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:14,606 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,628 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 183 treesize of output 185 [2018-04-13 13:17:14,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:14,732 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,760 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:14,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 144 [2018-04-13 13:17:14,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:14,847 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,868 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:14,941 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:14,941 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 11 variables, input treesize:475, output treesize:466 [2018-04-13 13:17:15,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:15,266 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:15,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 241 treesize of output 211 [2018-04-13 13:17:15,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:15,278 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:15,304 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:15,399 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:15,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:15,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 166 [2018-04-13 13:17:15,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:15,409 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:15,433 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:15,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 151 [2018-04-13 13:17:15,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:15,561 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:15,580 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:15,652 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 3 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:15,653 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 17 variables, input treesize:634, output treesize:545 [2018-04-13 13:17:15,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 112 [2018-04-13 13:17:15,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-13 13:17:15,865 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:15,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 13:17:15,884 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:15,903 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:15,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2018-04-13 13:17:15,903 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:15,920 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:15,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:15,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:15,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 121 [2018-04-13 13:17:15,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-13 13:17:15,964 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:15,983 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:15,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2018-04-13 13:17:15,984 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:15,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 13:17:16,000 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:16,014 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:16,048 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:16,048 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 11 variables, input treesize:351, output treesize:133 [2018-04-13 13:17:16,190 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:16,191 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:16,191 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 13:17:16,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:17:16,191 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:17:16,191 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=647, Unknown=17, NotChecked=0, Total=756 [2018-04-13 13:17:16,191 INFO L87 Difference]: Start difference. First operand 315 states and 336 transitions. Second operand 28 states. [2018-04-13 13:17:17,465 WARN L151 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 134 DAG size of output 127 [2018-04-13 13:17:18,391 WARN L151 SmtUtils]: Spent 240ms on a formula simplification. DAG size of input: 176 DAG size of output 170 [2018-04-13 13:17:19,162 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 207 DAG size of output 92 [2018-04-13 13:17:20,346 WARN L151 SmtUtils]: Spent 368ms on a formula simplification. DAG size of input: 236 DAG size of output 95 [2018-04-13 13:17:21,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:21,154 INFO L93 Difference]: Finished difference Result 413 states and 440 transitions. [2018-04-13 13:17:21,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 13:17:21,154 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 68 [2018-04-13 13:17:21,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:21,155 INFO L225 Difference]: With dead ends: 413 [2018-04-13 13:17:21,155 INFO L226 Difference]: Without dead ends: 413 [2018-04-13 13:17:21,155 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 692 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=356, Invalid=2691, Unknown=33, NotChecked=0, Total=3080 [2018-04-13 13:17:21,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2018-04-13 13:17:21,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 349. [2018-04-13 13:17:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2018-04-13 13:17:21,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 374 transitions. [2018-04-13 13:17:21,158 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 374 transitions. Word has length 68 [2018-04-13 13:17:21,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:21,158 INFO L459 AbstractCegarLoop]: Abstraction has 349 states and 374 transitions. [2018-04-13 13:17:21,158 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:17:21,158 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 374 transitions. [2018-04-13 13:17:21,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-13 13:17:21,158 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:21,158 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:21,158 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:21,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1060572623, now seen corresponding path program 3 times [2018-04-13 13:17:21,158 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:21,159 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:21,159 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:21,159 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:21,159 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:21,170 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:21,175 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:21,175 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:21,175 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:21,176 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:17:21,216 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:17:21,216 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:17:21,221 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:21,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:21,226 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,229 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:17:21,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:21,242 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 13:17:21,252 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,259 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:17:21,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:21,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:21,272 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,273 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:21,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:21,285 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,286 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,293 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,293 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:48 [2018-04-13 13:17:21,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:17:21,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:21,333 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,338 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:17:21,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:21,352 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,355 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,363 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,363 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:76, output treesize:63 [2018-04-13 13:17:21,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:17:21,382 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,399 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,399 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,400 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:17:21,400 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,415 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,415 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:80, output treesize:85 [2018-04-13 13:17:21,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 62 [2018-04-13 13:17:21,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:21,443 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,449 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:17:21,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:17:21,470 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,473 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,486 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,486 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:112, output treesize:79 [2018-04-13 13:17:21,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 99 [2018-04-13 13:17:21,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:21,566 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,578 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:17:21,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:21,604 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,608 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:21,622 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:129, output treesize:129 [2018-04-13 13:17:21,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,653 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 13:17:21,653 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 107 [2018-04-13 13:17:21,682 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:21,704 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:146, output treesize:163 [2018-04-13 13:17:21,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 131 [2018-04-13 13:17:21,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:21,746 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,763 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-04-13 13:17:21,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:17:21,795 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,799 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,819 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:21,819 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:185, output treesize:161 [2018-04-13 13:17:21,921 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 164 [2018-04-13 13:17:21,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:21,933 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,953 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:21,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 32 [2018-04-13 13:17:21,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:21,983 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:21,987 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,009 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,009 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:232, output treesize:207 [2018-04-13 13:17:22,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,051 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 141 [2018-04-13 13:17:22,052 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,097 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:22,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 156 [2018-04-13 13:17:22,098 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,136 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,136 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:224, output treesize:269 [2018-04-13 13:17:22,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 104 [2018-04-13 13:17:22,186 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 52 [2018-04-13 13:17:22,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2018-04-13 13:17:22,230 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,234 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 137 [2018-04-13 13:17:22,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:22,273 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,290 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,313 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:296, output treesize:178 [2018-04-13 13:17:22,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-13 13:17:22,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:17:22,418 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,422 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 327 treesize of output 188 [2018-04-13 13:17:22,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:17:22,466 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,487 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,513 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,513 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:357, output treesize:271 [2018-04-13 13:17:22,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 121 [2018-04-13 13:17:22,601 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:22,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2018-04-13 13:17:22,602 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-13 13:17:22,625 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 13:17:22,641 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 13:17:22,657 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,670 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:17:22,692 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:22,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:22,693 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,695 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:22,711 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:22,711 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:288, output treesize:48 [2018-04-13 13:17:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:22,805 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:22,805 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 13:17:22,806 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:17:22,806 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:17:22,806 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=670, Unknown=0, NotChecked=0, Total=756 [2018-04-13 13:17:22,806 INFO L87 Difference]: Start difference. First operand 349 states and 374 transitions. Second operand 28 states. [2018-04-13 13:17:25,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:25,057 INFO L93 Difference]: Finished difference Result 417 states and 445 transitions. [2018-04-13 13:17:25,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:17:25,058 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 68 [2018-04-13 13:17:25,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:25,059 INFO L225 Difference]: With dead ends: 417 [2018-04-13 13:17:25,059 INFO L226 Difference]: Without dead ends: 417 [2018-04-13 13:17:25,059 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 681 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=310, Invalid=2552, Unknown=0, NotChecked=0, Total=2862 [2018-04-13 13:17:25,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2018-04-13 13:17:25,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 322. [2018-04-13 13:17:25,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2018-04-13 13:17:25,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 344 transitions. [2018-04-13 13:17:25,061 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 344 transitions. Word has length 68 [2018-04-13 13:17:25,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:25,061 INFO L459 AbstractCegarLoop]: Abstraction has 322 states and 344 transitions. [2018-04-13 13:17:25,061 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:17:25,061 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 344 transitions. [2018-04-13 13:17:25,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-13 13:17:25,062 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:25,062 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:25,062 INFO L408 AbstractCegarLoop]: === Iteration 47 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:25,062 INFO L82 PathProgramCache]: Analyzing trace with hash -850597587, now seen corresponding path program 3 times [2018-04-13 13:17:25,062 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:25,062 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:25,063 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:25,063 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:25,063 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:25,070 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:25,073 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:25,073 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:25,073 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:25,074 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:17:25,099 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:17:25,099 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:17:25,102 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:25,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:25,104 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,106 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,107 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:17:25,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:25,132 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 13:17:25,149 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,156 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,156 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-13 13:17:25,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:25,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:25,170 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,171 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,181 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:43, output treesize:44 [2018-04-13 13:17:25,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:17:25,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:25,223 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,230 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,242 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:25,242 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:67, output treesize:50 [2018-04-13 13:17:25,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 37 [2018-04-13 13:17:25,285 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,309 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:17:25,311 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,333 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:25,333 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:77, output treesize:86 [2018-04-13 13:17:25,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:17:25,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:25,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 74 [2018-04-13 13:17:25,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:17:25,404 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,414 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,442 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:25,442 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:113, output treesize:99 [2018-04-13 13:17:25,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2018-04-13 13:17:25,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:25,474 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,495 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:25,495 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:134, output treesize:115 [2018-04-13 13:17:25,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 118 [2018-04-13 13:17:25,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:25,555 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,569 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,587 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:25,588 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:126, output treesize:114 [2018-04-13 13:17:25,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 75 [2018-04-13 13:17:25,621 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-04-13 13:17:25,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:25,670 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:125, output treesize:124 [2018-04-13 13:17:25,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,713 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 139 [2018-04-13 13:17:25,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 13:17:25,717 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,735 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:25,754 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:143, output treesize:113 [2018-04-13 13:17:25,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:25,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 161 [2018-04-13 13:17:25,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:25,852 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,870 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:25,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:25,889 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:177, output treesize:142 [2018-04-13 13:17:26,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:26,029 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:26,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:26,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 66 [2018-04-13 13:17:26,068 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:26,090 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:26,090 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:159, output treesize:98 [2018-04-13 13:17:26,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:26,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:26,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:26,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:26,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:26,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:26,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 77 [2018-04-13 13:17:26,142 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 53 [2018-04-13 13:17:26,143 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:26,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:17:26,178 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:26,181 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:26,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-13 13:17:26,182 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:26,184 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:26,193 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:26,193 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:109, output treesize:5 [2018-04-13 13:17:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:26,253 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:26,253 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 13:17:26,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 13:17:26,254 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 13:17:26,254 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=615, Unknown=0, NotChecked=0, Total=702 [2018-04-13 13:17:26,254 INFO L87 Difference]: Start difference. First operand 322 states and 344 transitions. Second operand 27 states. [2018-04-13 13:17:28,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:28,549 INFO L93 Difference]: Finished difference Result 404 states and 432 transitions. [2018-04-13 13:17:28,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 13:17:28,549 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 68 [2018-04-13 13:17:28,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:28,550 INFO L225 Difference]: With dead ends: 404 [2018-04-13 13:17:28,550 INFO L226 Difference]: Without dead ends: 404 [2018-04-13 13:17:28,550 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 635 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=372, Invalid=2490, Unknown=0, NotChecked=0, Total=2862 [2018-04-13 13:17:28,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2018-04-13 13:17:28,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 349. [2018-04-13 13:17:28,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2018-04-13 13:17:28,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 376 transitions. [2018-04-13 13:17:28,553 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 376 transitions. Word has length 68 [2018-04-13 13:17:28,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:28,553 INFO L459 AbstractCegarLoop]: Abstraction has 349 states and 376 transitions. [2018-04-13 13:17:28,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 13:17:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 376 transitions. [2018-04-13 13:17:28,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-13 13:17:28,554 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:28,554 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:28,554 INFO L408 AbstractCegarLoop]: === Iteration 48 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:28,554 INFO L82 PathProgramCache]: Analyzing trace with hash -850597586, now seen corresponding path program 3 times [2018-04-13 13:17:28,554 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:28,554 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:28,555 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:28,555 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:28,555 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:28,562 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:28,565 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:28,565 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:28,565 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:28,566 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:17:28,601 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:17:28,601 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:17:28,604 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:28,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:28,611 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,614 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,614 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:17:28,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:28,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:28,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 13:17:28,639 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:28,650 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,658 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:17:28,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:28,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:28,673 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,674 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:28,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:28,689 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,691 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,702 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,702 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:62, output treesize:54 [2018-04-13 13:17:28,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:28,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:17:28,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:28,751 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,757 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:17:28,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:28,778 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,781 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,795 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:28,795 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:71 [2018-04-13 13:17:28,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:17:28,818 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 14 [2018-04-13 13:17:28,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 13:17:28,838 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,839 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,854 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:28,855 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:91, output treesize:78 [2018-04-13 13:17:28,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:28,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:28,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:28,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:17:28,882 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:28,900 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:89, output treesize:95 [2018-04-13 13:17:28,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:28,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 67 [2018-04-13 13:17:28,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:17:28,938 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,945 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:28,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:17:28,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:17:28,983 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:28,988 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,007 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:122, output treesize:81 [2018-04-13 13:17:29,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 102 [2018-04-13 13:17:29,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:29,111 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,146 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:17:29,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:29,171 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,174 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,192 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:127, output treesize:111 [2018-04-13 13:17:29,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 40 [2018-04-13 13:17:29,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-13 13:17:29,233 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,238 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,260 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:124, output treesize:128 [2018-04-13 13:17:29,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-04-13 13:17:29,305 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,329 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,329 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:136, output treesize:128 [2018-04-13 13:17:29,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 109 [2018-04-13 13:17:29,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:29,370 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,383 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 52 [2018-04-13 13:17:29,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:17:29,416 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,421 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,443 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:150, output treesize:130 [2018-04-13 13:17:29,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,555 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 166 [2018-04-13 13:17:29,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:29,568 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,587 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 86 [2018-04-13 13:17:29,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:29,628 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,636 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,665 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,665 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:211, output treesize:196 [2018-04-13 13:17:29,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 128 [2018-04-13 13:17:29,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2018-04-13 13:17:29,710 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,717 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,747 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,747 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:230, output treesize:194 [2018-04-13 13:17:29,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:29,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 114 [2018-04-13 13:17:29,874 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:29,878 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 37 [2018-04-13 13:17:29,878 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:29,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 51 [2018-04-13 13:17:29,899 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-13 13:17:29,912 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,924 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 38 [2018-04-13 13:17:29,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:29,951 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,958 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:29,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:29,958 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:29,964 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,966 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:29,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:29,987 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:211, output treesize:51 [2018-04-13 13:17:30,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:30,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:30,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2018-04-13 13:17:30,062 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 17 [2018-04-13 13:17:30,062 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:30,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:17:30,077 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:30,081 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:30,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:17:30,081 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:30,084 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:30,090 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:30,090 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:60, output treesize:7 [2018-04-13 13:17:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:30,147 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:30,147 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 13:17:30,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 13:17:30,147 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 13:17:30,147 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=707, Unknown=11, NotChecked=0, Total=812 [2018-04-13 13:17:30,147 INFO L87 Difference]: Start difference. First operand 349 states and 376 transitions. Second operand 29 states. [2018-04-13 13:17:32,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:32,989 INFO L93 Difference]: Finished difference Result 394 states and 420 transitions. [2018-04-13 13:17:32,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 13:17:32,989 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 68 [2018-04-13 13:17:32,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:32,990 INFO L225 Difference]: With dead ends: 394 [2018-04-13 13:17:32,990 INFO L226 Difference]: Without dead ends: 394 [2018-04-13 13:17:32,991 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 678 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=445, Invalid=2835, Unknown=26, NotChecked=0, Total=3306 [2018-04-13 13:17:32,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2018-04-13 13:17:32,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 344. [2018-04-13 13:17:32,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-04-13 13:17:32,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 368 transitions. [2018-04-13 13:17:32,994 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 368 transitions. Word has length 68 [2018-04-13 13:17:32,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:32,994 INFO L459 AbstractCegarLoop]: Abstraction has 344 states and 368 transitions. [2018-04-13 13:17:32,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 13:17:32,994 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 368 transitions. [2018-04-13 13:17:32,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-13 13:17:32,995 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:32,995 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:32,995 INFO L408 AbstractCegarLoop]: === Iteration 49 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:32,995 INFO L82 PathProgramCache]: Analyzing trace with hash -596600485, now seen corresponding path program 4 times [2018-04-13 13:17:32,995 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:32,995 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:32,996 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:32,996 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:32,996 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:33,004 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:33,006 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:33,006 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:33,006 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:33,007 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:17:33,037 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:17:33,037 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:17:33,040 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:33,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:33,046 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,059 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,059 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:17:33,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:33,097 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:17:33,108 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,117 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,117 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:17:33,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:33,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:33,134 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,136 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:33,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:33,150 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,152 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,162 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:54 [2018-04-13 13:17:33,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:17:33,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:33,212 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,215 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,232 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-13 13:17:33,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:33,236 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,242 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:33,256 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:75 [2018-04-13 13:17:33,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:17:33,279 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:33,292 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:82, output treesize:69 [2018-04-13 13:17:33,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:17:33,320 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,341 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:33,341 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:80, output treesize:82 [2018-04-13 13:17:33,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 40 [2018-04-13 13:17:33,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:17:33,378 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,382 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2018-04-13 13:17:33,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:17:33,410 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,415 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,433 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:33,433 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:109, output treesize:72 [2018-04-13 13:17:33,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:17:33,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:33,551 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,555 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 100 [2018-04-13 13:17:33,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:33,584 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,596 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:33,613 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:119, output treesize:106 [2018-04-13 13:17:33,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-04-13 13:17:33,651 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,672 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:33,672 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:114, output treesize:106 [2018-04-13 13:17:33,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-04-13 13:17:33,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:17:33,708 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,713 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 91 [2018-04-13 13:17:33,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:33,746 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,757 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,777 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:33,778 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:133, output treesize:113 [2018-04-13 13:17:33,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:33,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 148 [2018-04-13 13:17:33,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:33,884 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,900 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 110 [2018-04-13 13:17:33,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:33,941 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,949 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:33,973 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:33,973 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:230, output treesize:198 [2018-04-13 13:17:34,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 78 [2018-04-13 13:17:34,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:34,070 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,078 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:34,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:34,078 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:34,083 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,088 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,108 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:34,109 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:215, output treesize:158 [2018-04-13 13:17:34,236 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:34,236 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:34,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:34,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 76 [2018-04-13 13:17:34,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2018-04-13 13:17:34,241 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:17:34,248 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,251 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:34,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-13 13:17:34,251 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,262 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:34,262 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:137, output treesize:5 [2018-04-13 13:17:34,318 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:34,319 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:34,319 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 13:17:34,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 13:17:34,319 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 13:17:34,319 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=698, Unknown=8, NotChecked=0, Total=812 [2018-04-13 13:17:34,319 INFO L87 Difference]: Start difference. First operand 344 states and 368 transitions. Second operand 29 states. [2018-04-13 13:17:37,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:37,051 INFO L93 Difference]: Finished difference Result 429 states and 459 transitions. [2018-04-13 13:17:37,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:17:37,051 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 68 [2018-04-13 13:17:37,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:37,052 INFO L225 Difference]: With dead ends: 429 [2018-04-13 13:17:37,052 INFO L226 Difference]: Without dead ends: 429 [2018-04-13 13:17:37,053 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 758 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=566, Invalid=3072, Unknown=22, NotChecked=0, Total=3660 [2018-04-13 13:17:37,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2018-04-13 13:17:37,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 377. [2018-04-13 13:17:37,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 377 states. [2018-04-13 13:17:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 406 transitions. [2018-04-13 13:17:37,056 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 406 transitions. Word has length 68 [2018-04-13 13:17:37,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:37,057 INFO L459 AbstractCegarLoop]: Abstraction has 377 states and 406 transitions. [2018-04-13 13:17:37,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 13:17:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 406 transitions. [2018-04-13 13:17:37,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-13 13:17:37,057 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:37,057 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:37,057 INFO L408 AbstractCegarLoop]: === Iteration 50 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:37,057 INFO L82 PathProgramCache]: Analyzing trace with hash -596600484, now seen corresponding path program 4 times [2018-04-13 13:17:37,057 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:37,057 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:37,058 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:37,058 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:37,058 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:37,064 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:37,067 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:37,067 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:37,067 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:37,067 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:17:37,118 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:17:37,118 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:17:37,120 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:37,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:37,125 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,128 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,128 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:17:37,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:17:37,146 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:37,156 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,165 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,165 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:17:37,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:37,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:37,183 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,184 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:37,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:37,199 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,200 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,210 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,210 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:54 [2018-04-13 13:17:37,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:17:37,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:37,260 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,265 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:17:37,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:37,285 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,289 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,303 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:37,303 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:75 [2018-04-13 13:17:37,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:17:37,356 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 37 [2018-04-13 13:17:37,384 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,407 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:37,407 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:102, output treesize:111 [2018-04-13 13:17:37,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 82 [2018-04-13 13:17:37,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:17:37,447 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:17:37,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:17:37,487 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,491 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,511 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:37,511 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:135, output treesize:105 [2018-04-13 13:17:37,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,601 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 129 [2018-04-13 13:17:37,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:37,605 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,631 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,658 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 55 [2018-04-13 13:17:37,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:37,665 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,671 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,695 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:37,696 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:155, output treesize:139 [2018-04-13 13:17:37,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 75 [2018-04-13 13:17:37,738 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-04-13 13:17:37,777 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,808 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:37,809 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:153, output treesize:144 [2018-04-13 13:17:37,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 123 [2018-04-13 13:17:37,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:37,858 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,875 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:37,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 87 [2018-04-13 13:17:37,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:17:37,912 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,919 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:37,941 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:37,941 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:163, output treesize:150 [2018-04-13 13:17:38,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 165 [2018-04-13 13:17:38,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:38,061 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,073 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 180 [2018-04-13 13:17:38,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:38,115 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,136 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,165 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:38,165 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:275, output treesize:243 [2018-04-13 13:17:38,463 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:38,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 285 treesize of output 338 [2018-04-13 13:17:38,472 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:38,476 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 40 [2018-04-13 13:17:38,477 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:38,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2018-04-13 13:17:38,521 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:17:38,545 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,566 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:38,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:38,566 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,585 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,642 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:38,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 194 [2018-04-13 13:17:38,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 29 [2018-04-13 13:17:38,651 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:38,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-04-13 13:17:38,686 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,714 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:38,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 48 [2018-04-13 13:17:38,715 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:38,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:38,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 39 [2018-04-13 13:17:38,744 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,769 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:38,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 94 [2018-04-13 13:17:38,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-13 13:17:38,823 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:17:38,847 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:17:38,872 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-13 13:17:38,891 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,908 INFO L267 ElimStorePlain]: Start of recursive call 12: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:38,947 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:38,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:38,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 125 [2018-04-13 13:17:38,956 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 39 [2018-04-13 13:17:38,957 INFO L267 ElimStorePlain]: Start of recursive call 18: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:38,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 53 [2018-04-13 13:17:38,989 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-13 13:17:38,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2018-04-13 13:17:38,991 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:39,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 43 [2018-04-13 13:17:39,024 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:39,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 43 [2018-04-13 13:17:39,025 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:39,051 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:39,106 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:39,107 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 16 variables, input treesize:571, output treesize:99 [2018-04-13 13:17:39,215 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 27 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:39,216 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:39,216 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 13:17:39,216 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 13:17:39,216 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 13:17:39,216 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=703, Unknown=7, NotChecked=0, Total=812 [2018-04-13 13:17:39,216 INFO L87 Difference]: Start difference. First operand 377 states and 406 transitions. Second operand 29 states. [2018-04-13 13:17:42,196 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 199 DAG size of output 185 [2018-04-13 13:17:43,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:43,151 INFO L93 Difference]: Finished difference Result 645 states and 694 transitions. [2018-04-13 13:17:43,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 13:17:43,151 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 68 [2018-04-13 13:17:43,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:43,153 INFO L225 Difference]: With dead ends: 645 [2018-04-13 13:17:43,153 INFO L226 Difference]: Without dead ends: 645 [2018-04-13 13:17:43,153 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=514, Invalid=3492, Unknown=26, NotChecked=0, Total=4032 [2018-04-13 13:17:43,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2018-04-13 13:17:43,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 372. [2018-04-13 13:17:43,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2018-04-13 13:17:43,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 399 transitions. [2018-04-13 13:17:43,157 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 399 transitions. Word has length 68 [2018-04-13 13:17:43,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:43,157 INFO L459 AbstractCegarLoop]: Abstraction has 372 states and 399 transitions. [2018-04-13 13:17:43,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 13:17:43,157 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 399 transitions. [2018-04-13 13:17:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-13 13:17:43,157 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:43,157 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:43,157 INFO L408 AbstractCegarLoop]: === Iteration 51 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:43,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1558589818, now seen corresponding path program 6 times [2018-04-13 13:17:43,157 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:43,157 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:43,158 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:43,158 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:43,158 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:43,163 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:43,166 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:43,166 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:43,166 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:43,167 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-13 13:17:43,208 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2018-04-13 13:17:43,208 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:17:43,212 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:43,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:43,233 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,239 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,239 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-13 13:17:43,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:43,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:43,261 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,263 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,270 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,270 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:22 [2018-04-13 13:17:43,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 13:17:43,298 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,309 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,309 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:42, output treesize:40 [2018-04-13 13:17:43,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-13 13:17:43,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-13 13:17:43,333 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,336 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:43,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:43,352 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,353 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,366 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:45 [2018-04-13 13:17:43,426 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:17:43,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:43,431 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,436 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-04-13 13:17:43,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:43,458 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,463 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,476 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,477 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:80, output treesize:67 [2018-04-13 13:17:43,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:43,505 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,526 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,526 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:17:43,527 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,544 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,544 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:81, output treesize:73 [2018-04-13 13:17:43,580 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:43,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2018-04-13 13:17:43,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-13 13:17:43,590 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,597 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2018-04-13 13:17:43,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:17:43,626 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,634 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,651 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:100, output treesize:75 [2018-04-13 13:17:43,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 100 [2018-04-13 13:17:43,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:43,741 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,757 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 62 [2018-04-13 13:17:43,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:43,785 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,792 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:43,821 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:124, output treesize:116 [2018-04-13 13:17:43,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 3 [2018-04-13 13:17:43,857 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,874 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:43,874 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:136, output treesize:111 [2018-04-13 13:17:43,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:43,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-13 13:17:43,946 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:43,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:43,961 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:116, output treesize:102 [2018-04-13 13:17:44,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:44,205 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:44,206 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:44,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 106 [2018-04-13 13:17:44,214 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,219 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 57 [2018-04-13 13:17:44,220 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:44,242 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2018-04-13 13:17:44,243 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,244 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 47 [2018-04-13 13:17:44,245 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,264 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 56 [2018-04-13 13:17:44,269 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:44,271 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-13 13:17:44,271 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:44,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-13 13:17:44,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 48 [2018-04-13 13:17:44,344 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:17:44,345 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-13 13:17:44,354 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:17:44,362 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,368 INFO L267 ElimStorePlain]: Start of recursive call 8: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 48 [2018-04-13 13:17:44,373 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:17:44,373 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:44,384 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,393 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:17:44,393 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,400 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 48 [2018-04-13 13:17:44,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-13 13:17:44,405 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:17:44,414 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,422 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:44,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:17:44,422 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,428 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,456 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:44,456 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 7 variables, input treesize:161, output treesize:13 [2018-04-13 13:17:44,536 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:44,537 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:44,537 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 13:17:44,537 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:17:44,537 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:17:44,537 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=642, Unknown=1, NotChecked=0, Total=756 [2018-04-13 13:17:44,537 INFO L87 Difference]: Start difference. First operand 372 states and 399 transitions. Second operand 28 states. [2018-04-13 13:17:47,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:47,654 INFO L93 Difference]: Finished difference Result 498 states and 534 transitions. [2018-04-13 13:17:47,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:17:47,655 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 68 [2018-04-13 13:17:47,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:47,656 INFO L225 Difference]: With dead ends: 498 [2018-04-13 13:17:47,656 INFO L226 Difference]: Without dead ends: 498 [2018-04-13 13:17:47,656 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 574 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=610, Invalid=2919, Unknown=11, NotChecked=0, Total=3540 [2018-04-13 13:17:47,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2018-04-13 13:17:47,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 382. [2018-04-13 13:17:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-04-13 13:17:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 411 transitions. [2018-04-13 13:17:47,659 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 411 transitions. Word has length 68 [2018-04-13 13:17:47,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:47,659 INFO L459 AbstractCegarLoop]: Abstraction has 382 states and 411 transitions. [2018-04-13 13:17:47,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:17:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 411 transitions. [2018-04-13 13:17:47,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 13:17:47,659 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:47,659 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:47,660 INFO L408 AbstractCegarLoop]: === Iteration 52 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:47,660 INFO L82 PathProgramCache]: Analyzing trace with hash 988018641, now seen corresponding path program 1 times [2018-04-13 13:17:47,660 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:47,660 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:47,660 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:47,660 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:17:47,661 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:47,668 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:47,671 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:47,671 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:47,671 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:47,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:17:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:47,699 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:47,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:47,702 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,704 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:17:47,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:47,717 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:17:47,727 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,734 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,735 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:17:47,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:47,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:47,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,751 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:47,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:47,766 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,767 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,778 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:51 [2018-04-13 13:17:47,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:17:47,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:47,795 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,796 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,805 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:47,805 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:62, output treesize:51 [2018-04-13 13:17:47,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:17:47,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:47,833 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,838 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,849 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:47,849 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:70, output treesize:57 [2018-04-13 13:17:47,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:17:47,870 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:17:47,891 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,909 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:47,909 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:74, output treesize:79 [2018-04-13 13:17:47,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:47,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 60 [2018-04-13 13:17:47,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:17:47,939 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,946 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:47,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:47,961 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:95, output treesize:76 [2018-04-13 13:17:48,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 107 [2018-04-13 13:17:48,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:48,031 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,043 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,058 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:48,058 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:120, output treesize:95 [2018-04-13 13:17:48,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 13:17:48,095 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,116 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-04-13 13:17:48,118 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,135 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:48,136 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:106, output treesize:89 [2018-04-13 13:17:48,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2018-04-13 13:17:48,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:48,165 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,174 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:48,192 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:105, output treesize:103 [2018-04-13 13:17:48,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,271 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 134 [2018-04-13 13:17:48,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:48,285 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,300 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:48,319 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:191, output treesize:156 [2018-04-13 13:17:48,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,453 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:48,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 63 [2018-04-13 13:17:48,453 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,471 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:48,471 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:173, output treesize:122 [2018-04-13 13:17:48,507 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:48,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:48,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 84 [2018-04-13 13:17:48,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2018-04-13 13:17:48,512 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,519 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:48,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 13:17:48,520 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:17:48,525 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,527 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,536 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:48,536 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:137, output treesize:5 [2018-04-13 13:17:48,596 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:48,596 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:48,596 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 13:17:48,596 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 13:17:48,596 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 13:17:48,596 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=570, Unknown=0, NotChecked=0, Total=650 [2018-04-13 13:17:48,597 INFO L87 Difference]: Start difference. First operand 382 states and 411 transitions. Second operand 26 states. [2018-04-13 13:17:50,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:50,634 INFO L93 Difference]: Finished difference Result 433 states and 464 transitions. [2018-04-13 13:17:50,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 13:17:50,634 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 70 [2018-04-13 13:17:50,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:50,635 INFO L225 Difference]: With dead ends: 433 [2018-04-13 13:17:50,635 INFO L226 Difference]: Without dead ends: 433 [2018-04-13 13:17:50,635 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 512 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=327, Invalid=2123, Unknown=0, NotChecked=0, Total=2450 [2018-04-13 13:17:50,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2018-04-13 13:17:50,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 389. [2018-04-13 13:17:50,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-04-13 13:17:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 419 transitions. [2018-04-13 13:17:50,638 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 419 transitions. Word has length 70 [2018-04-13 13:17:50,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:50,638 INFO L459 AbstractCegarLoop]: Abstraction has 389 states and 419 transitions. [2018-04-13 13:17:50,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 13:17:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 419 transitions. [2018-04-13 13:17:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 13:17:50,638 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:50,638 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:50,638 INFO L408 AbstractCegarLoop]: === Iteration 53 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:50,639 INFO L82 PathProgramCache]: Analyzing trace with hash 988018642, now seen corresponding path program 1 times [2018-04-13 13:17:50,639 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:50,639 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:50,639 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:50,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:17:50,639 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:50,650 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:50,653 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:50,653 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:50,653 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:50,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:17:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:50,682 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:50,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:50,687 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,698 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,698 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:17:50,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:17:50,720 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,729 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,730 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-13 13:17:50,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:50,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:50,747 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,748 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:50,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:50,764 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,766 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,777 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,778 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:45 [2018-04-13 13:17:50,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:17:50,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:50,837 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,842 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-04-13 13:17:50,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:50,864 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,868 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,882 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:50,882 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:86, output treesize:73 [2018-04-13 13:17:50,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:17:50,905 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:17:50,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,953 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:50,953 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:93, output treesize:94 [2018-04-13 13:17:50,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:50,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2018-04-13 13:17:50,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:17:50,990 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:50,996 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,020 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:51,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 52 [2018-04-13 13:17:51,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-13 13:17:51,023 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,028 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,047 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,047 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:118, output treesize:92 [2018-04-13 13:17:51,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 62 [2018-04-13 13:17:51,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:17:51,139 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,148 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,173 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 120 [2018-04-13 13:17:51,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:51,181 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,195 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,217 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,217 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:147, output treesize:142 [2018-04-13 13:17:51,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 13:17:51,252 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 103 [2018-04-13 13:17:51,286 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,319 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,319 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:159, output treesize:176 [2018-04-13 13:17:51,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 48 [2018-04-13 13:17:51,361 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,402 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 115 [2018-04-13 13:17:51,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:17:51,407 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,420 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 78 [2018-04-13 13:17:51,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:17:51,456 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,463 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,485 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,486 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:203, output treesize:122 [2018-04-13 13:17:51,572 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 146 [2018-04-13 13:17:51,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:51,584 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,600 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 90 [2018-04-13 13:17:51,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:17:51,632 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,640 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,664 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:226, output treesize:175 [2018-04-13 13:17:51,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,823 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:51,826 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:51,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 118 [2018-04-13 13:17:51,829 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:51,833 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 45 [2018-04-13 13:17:51,834 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:51,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:51,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 47 [2018-04-13 13:17:51,859 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-13 13:17:51,873 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,884 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 43 [2018-04-13 13:17:51,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:17:51,910 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,919 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:51,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:17:51,919 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,924 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:51,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:17:51,925 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,928 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:51,943 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:51,943 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:210, output treesize:18 [2018-04-13 13:17:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:52,028 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:52,028 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 13:17:52,028 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 13:17:52,028 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 13:17:52,028 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=608, Unknown=5, NotChecked=0, Total=702 [2018-04-13 13:17:52,029 INFO L87 Difference]: Start difference. First operand 389 states and 419 transitions. Second operand 27 states. [2018-04-13 13:17:54,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:17:54,592 INFO L93 Difference]: Finished difference Result 590 states and 634 transitions. [2018-04-13 13:17:54,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:17:54,592 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 70 [2018-04-13 13:17:54,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:17:54,593 INFO L225 Difference]: With dead ends: 590 [2018-04-13 13:17:54,593 INFO L226 Difference]: Without dead ends: 590 [2018-04-13 13:17:54,594 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 635 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=372, Invalid=2480, Unknown=10, NotChecked=0, Total=2862 [2018-04-13 13:17:54,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2018-04-13 13:17:54,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 391. [2018-04-13 13:17:54,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2018-04-13 13:17:54,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 420 transitions. [2018-04-13 13:17:54,596 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 420 transitions. Word has length 70 [2018-04-13 13:17:54,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:17:54,597 INFO L459 AbstractCegarLoop]: Abstraction has 391 states and 420 transitions. [2018-04-13 13:17:54,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 13:17:54,597 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 420 transitions. [2018-04-13 13:17:54,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 13:17:54,597 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:17:54,597 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:17:54,597 INFO L408 AbstractCegarLoop]: === Iteration 54 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:17:54,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1041542098, now seen corresponding path program 1 times [2018-04-13 13:17:54,597 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:17:54,597 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:17:54,598 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:54,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:17:54,598 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:17:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:54,602 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:17:54,605 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:17:54,605 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:17:54,605 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:17:54,606 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:17:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:17:54,627 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:17:54,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:54,637 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,640 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,640 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-13 13:17:54,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:17:54,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:17:54,652 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,654 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,658 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,658 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:24 [2018-04-13 13:17:54,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:54,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:54,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:54,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 41 [2018-04-13 13:17:54,680 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,689 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,689 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:47 [2018-04-13 13:17:54,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-13 13:17:54,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 24 [2018-04-13 13:17:54,712 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:17:54,721 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:17:54,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:17:54,738 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:61, output treesize:107 [2018-04-13 13:17:54,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2018-04-13 13:17:54,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:54,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,875 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 57 [2018-04-13 13:17:54,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:17:54,901 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,907 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:17:54,927 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:54,927 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:133, output treesize:117 [2018-04-13 13:17:55,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 99 [2018-04-13 13:17:55,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2018-04-13 13:17:55,620 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:55,643 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:55,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 90 [2018-04-13 13:17:55,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2018-04-13 13:17:55,749 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:55,768 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:55,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 90 [2018-04-13 13:17:55,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2018-04-13 13:17:55,881 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:55,901 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:56,028 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 6 xjuncts. [2018-04-13 13:17:56,028 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 10 variables, input treesize:298, output treesize:522 [2018-04-13 13:17:56,287 WARN L151 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 159 DAG size of output 141 [2018-04-13 13:17:56,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:56,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 62 [2018-04-13 13:17:56,568 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:56,585 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:56,585 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:93, output treesize:83 [2018-04-13 13:17:56,721 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:17:56,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:56,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 59 [2018-04-13 13:17:56,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 35 [2018-04-13 13:17:56,733 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-13 13:17:56,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-04-13 13:17:56,752 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:56,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:17:56,754 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:56,762 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:56,777 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:17:56,777 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:107, output treesize:50 [2018-04-13 13:17:56,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:56,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:56,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:17:56,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 36 [2018-04-13 13:17:56,894 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:17:56,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:17:56,900 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:26, output treesize:20 [2018-04-13 13:17:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:17:56,970 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:17:56,970 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 13:17:56,970 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 13:17:56,970 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 13:17:56,971 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=796, Unknown=0, NotChecked=0, Total=930 [2018-04-13 13:17:56,971 INFO L87 Difference]: Start difference. First operand 391 states and 420 transitions. Second operand 31 states. [2018-04-13 13:17:58,902 WARN L151 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 90 DAG size of output 84 [2018-04-13 13:17:59,324 WARN L151 SmtUtils]: Spent 285ms on a formula simplification. DAG size of input: 184 DAG size of output 167 [2018-04-13 13:17:59,666 WARN L151 SmtUtils]: Spent 235ms on a formula simplification. DAG size of input: 174 DAG size of output 155 [2018-04-13 13:18:00,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:00,666 INFO L93 Difference]: Finished difference Result 426 states and 457 transitions. [2018-04-13 13:18:00,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 13:18:00,666 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 70 [2018-04-13 13:18:00,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:00,667 INFO L225 Difference]: With dead ends: 426 [2018-04-13 13:18:00,667 INFO L226 Difference]: Without dead ends: 426 [2018-04-13 13:18:00,667 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 37 SyntacticMatches, 3 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 796 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=537, Invalid=3123, Unknown=0, NotChecked=0, Total=3660 [2018-04-13 13:18:00,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2018-04-13 13:18:00,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 399. [2018-04-13 13:18:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-04-13 13:18:00,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 430 transitions. [2018-04-13 13:18:00,670 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 430 transitions. Word has length 70 [2018-04-13 13:18:00,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:00,670 INFO L459 AbstractCegarLoop]: Abstraction has 399 states and 430 transitions. [2018-04-13 13:18:00,670 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 13:18:00,670 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 430 transitions. [2018-04-13 13:18:00,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 13:18:00,670 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:00,670 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:00,671 INFO L408 AbstractCegarLoop]: === Iteration 55 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:00,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1041542097, now seen corresponding path program 1 times [2018-04-13 13:18:00,671 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:00,671 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:00,671 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:00,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:18:00,671 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:00,676 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:00,677 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:18:00,677 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:00,678 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:00,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:18:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:00,696 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:00,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:18:00,700 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,701 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:9, output treesize:3 [2018-04-13 13:18:00,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:00,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:00,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:18:00,710 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,713 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,713 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-13 13:18:00,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:00,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:00,723 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,724 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:00,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:00,732 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,733 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,739 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:27 [2018-04-13 13:18:00,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:18:00,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:18:00,749 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,750 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,754 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:24 [2018-04-13 13:18:00,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:00,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:18:00,774 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-04-13 13:18:00,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:00,782 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,785 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,788 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,788 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:40, output treesize:15 [2018-04-13 13:18:00,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 12 [2018-04-13 13:18:00,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:18:00,798 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,799 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,801 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,801 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:20 [2018-04-13 13:18:00,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-04-13 13:18:00,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 12 [2018-04-13 13:18:00,812 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,814 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:00,816 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:7 [2018-04-13 13:18:00,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-13 13:18:00,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 13:18:00,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:18:00,844 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:00,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:00,846 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:10 [2018-04-13 13:18:00,881 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 13:18:00,881 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:18:00,881 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 13:18:00,881 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:18:00,881 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:18:00,881 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2018-04-13 13:18:00,881 INFO L87 Difference]: Start difference. First operand 399 states and 430 transitions. Second operand 18 states. [2018-04-13 13:18:01,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:01,671 INFO L93 Difference]: Finished difference Result 396 states and 425 transitions. [2018-04-13 13:18:01,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 13:18:01,671 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 70 [2018-04-13 13:18:01,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:01,672 INFO L225 Difference]: With dead ends: 396 [2018-04-13 13:18:01,673 INFO L226 Difference]: Without dead ends: 393 [2018-04-13 13:18:01,673 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=1284, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 13:18:01,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-04-13 13:18:01,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 393. [2018-04-13 13:18:01,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-04-13 13:18:01,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 422 transitions. [2018-04-13 13:18:01,677 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 422 transitions. Word has length 70 [2018-04-13 13:18:01,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:01,678 INFO L459 AbstractCegarLoop]: Abstraction has 393 states and 422 transitions. [2018-04-13 13:18:01,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:18:01,678 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 422 transitions. [2018-04-13 13:18:01,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 13:18:01,679 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:01,679 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:01,679 INFO L408 AbstractCegarLoop]: === Iteration 56 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:01,679 INFO L82 PathProgramCache]: Analyzing trace with hash 266097791, now seen corresponding path program 2 times [2018-04-13 13:18:01,679 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:01,679 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:01,680 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:01,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:18:01,680 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:01,694 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:01,697 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:18:01,697 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:01,697 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:01,698 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:18:01,738 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:18:01,738 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:18:01,742 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:01,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:01,799 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:01,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:01,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:18:01,815 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,831 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,832 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:18:01,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:01,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:01,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:01,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:01,889 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,891 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,905 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:60, output treesize:54 [2018-04-13 13:18:01,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:01,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:18:01,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:18:01,986 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:01,992 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 57 [2018-04-13 13:18:02,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:02,026 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,036 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,059 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,059 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:79 [2018-04-13 13:18:02,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:18:02,097 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 14 [2018-04-13 13:18:02,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 13:18:02,125 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,127 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,146 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,147 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:99, output treesize:86 [2018-04-13 13:18:02,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,186 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 49 [2018-04-13 13:18:02,186 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,206 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,206 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:97, output treesize:103 [2018-04-13 13:18:02,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:18:02,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:18:02,246 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,251 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,277 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 83 [2018-04-13 13:18:02,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:18:02,280 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,289 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,306 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,306 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:130, output treesize:89 [2018-04-13 13:18:02,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 102 [2018-04-13 13:18:02,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:02,400 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,415 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:18:02,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:18:02,440 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,444 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,462 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,462 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:127, output treesize:127 [2018-04-13 13:18:02,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 40 [2018-04-13 13:18:02,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-13 13:18:02,505 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,509 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,530 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,530 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:140, output treesize:144 [2018-04-13 13:18:02,567 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,569 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,570 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,570 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 68 [2018-04-13 13:18:02,571 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,593 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,594 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:149, output treesize:141 [2018-04-13 13:18:02,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 129 [2018-04-13 13:18:02,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:02,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,649 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-04-13 13:18:02,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:18:02,681 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,685 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,706 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,707 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:163, output treesize:123 [2018-04-13 13:18:02,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:02,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 144 [2018-04-13 13:18:02,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:02,836 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,852 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 32 [2018-04-13 13:18:02,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:18:02,881 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,885 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,905 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:178, output treesize:151 [2018-04-13 13:18:02,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 113 [2018-04-13 13:18:02,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-13 13:18:02,943 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,949 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:02,968 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:02,968 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:197, output treesize:181 [2018-04-13 13:18:03,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:03,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:03,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 104 [2018-04-13 13:18:03,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 33 [2018-04-13 13:18:03,130 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:03,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2018-04-13 13:18:03,146 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:03,160 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:03,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-13 13:18:03,161 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:03,174 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:03,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-13 13:18:03,202 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:03,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-13 13:18:03,202 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:03,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:18:03,207 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:03,209 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:03,227 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:03,227 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 8 variables, input treesize:207, output treesize:76 [2018-04-13 13:18:03,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 60 [2018-04-13 13:18:03,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 13:18:03,319 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:18:03,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:18:03,330 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:03,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:18:03,336 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:03,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:18:03,341 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:03,344 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:03,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:03,356 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 9 variables, input treesize:85, output treesize:21 [2018-04-13 13:18:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:18:03,449 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:18:03,449 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 13:18:03,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 13:18:03,450 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 13:18:03,450 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=929, Unknown=3, NotChecked=0, Total=1056 [2018-04-13 13:18:03,450 INFO L87 Difference]: Start difference. First operand 393 states and 422 transitions. Second operand 33 states. [2018-04-13 13:18:06,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:06,824 INFO L93 Difference]: Finished difference Result 441 states and 472 transitions. [2018-04-13 13:18:06,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-13 13:18:06,824 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 70 [2018-04-13 13:18:06,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:06,825 INFO L225 Difference]: With dead ends: 441 [2018-04-13 13:18:06,825 INFO L226 Difference]: Without dead ends: 440 [2018-04-13 13:18:06,826 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 966 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=625, Invalid=3779, Unknown=18, NotChecked=0, Total=4422 [2018-04-13 13:18:06,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2018-04-13 13:18:06,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 393. [2018-04-13 13:18:06,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-04-13 13:18:06,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 421 transitions. [2018-04-13 13:18:06,829 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 421 transitions. Word has length 70 [2018-04-13 13:18:06,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:06,829 INFO L459 AbstractCegarLoop]: Abstraction has 393 states and 421 transitions. [2018-04-13 13:18:06,830 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 13:18:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 421 transitions. [2018-04-13 13:18:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 13:18:06,830 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:06,830 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:06,830 INFO L408 AbstractCegarLoop]: === Iteration 57 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:06,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1229742302, now seen corresponding path program 3 times [2018-04-13 13:18:06,831 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:06,831 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:06,831 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:06,832 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:18:06,832 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:06,839 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:06,842 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:18:06,842 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:06,843 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:06,843 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:18:06,870 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:18:06,870 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:18:06,872 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:06,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:06,881 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,885 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,885 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:18:06,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:06,913 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:06,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:18:06,913 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,919 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,919 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:20 [2018-04-13 13:18:06,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:06,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:06,933 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,934 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:06,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:06,948 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,949 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,959 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:06,959 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:47, output treesize:36 [2018-04-13 13:18:07,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 13:18:07,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-13 13:18:07,009 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,013 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2018-04-13 13:18:07,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-13 13:18:07,030 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,036 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,048 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:07,048 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:78 [2018-04-13 13:18:07,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:18:07,074 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:07,091 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,105 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:07,106 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:92, output treesize:80 [2018-04-13 13:18:07,135 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:07,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 63 [2018-04-13 13:18:07,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2018-04-13 13:18:07,139 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,145 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2018-04-13 13:18:07,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-13 13:18:07,168 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,174 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:07,188 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:107, output treesize:91 [2018-04-13 13:18:07,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 120 [2018-04-13 13:18:07,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:07,259 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,270 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 103 [2018-04-13 13:18:07,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:07,293 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,303 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:07,318 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:134, output treesize:107 [2018-04-13 13:18:07,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 3 [2018-04-13 13:18:07,342 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 22 [2018-04-13 13:18:07,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-13 13:18:07,360 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,361 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,375 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:07,375 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:172, output treesize:123 [2018-04-13 13:18:07,518 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,519 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:07,519 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:07,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 115 [2018-04-13 13:18:07,522 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:07,526 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 56 [2018-04-13 13:18:07,526 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:07,544 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:07,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 59 [2018-04-13 13:18:07,545 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:07,554 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:07,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 37 [2018-04-13 13:18:07,575 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:07,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-13 13:18:07,576 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:18:07,583 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,587 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:07,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:18:07,587 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,589 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:07,615 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:161, output treesize:41 [2018-04-13 13:18:07,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:18:07,704 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-13 13:18:07,712 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:07,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:18:07,712 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,714 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:07,718 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:50, output treesize:3 [2018-04-13 13:18:07,759 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:18:07,759 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:18:07,759 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 13:18:07,759 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 13:18:07,759 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 13:18:07,760 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=527, Unknown=6, NotChecked=0, Total=600 [2018-04-13 13:18:07,760 INFO L87 Difference]: Start difference. First operand 393 states and 421 transitions. Second operand 25 states. [2018-04-13 13:18:10,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:10,199 INFO L93 Difference]: Finished difference Result 515 states and 550 transitions. [2018-04-13 13:18:10,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 13:18:10,200 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 70 [2018-04-13 13:18:10,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:10,201 INFO L225 Difference]: With dead ends: 515 [2018-04-13 13:18:10,201 INFO L226 Difference]: Without dead ends: 515 [2018-04-13 13:18:10,201 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 554 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=384, Invalid=2326, Unknown=46, NotChecked=0, Total=2756 [2018-04-13 13:18:10,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-04-13 13:18:10,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 393. [2018-04-13 13:18:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-04-13 13:18:10,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 420 transitions. [2018-04-13 13:18:10,204 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 420 transitions. Word has length 70 [2018-04-13 13:18:10,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:10,204 INFO L459 AbstractCegarLoop]: Abstraction has 393 states and 420 transitions. [2018-04-13 13:18:10,204 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 13:18:10,204 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 420 transitions. [2018-04-13 13:18:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-04-13 13:18:10,204 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:10,204 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:10,204 INFO L408 AbstractCegarLoop]: === Iteration 58 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:10,204 INFO L82 PathProgramCache]: Analyzing trace with hash 769237749, now seen corresponding path program 2 times [2018-04-13 13:18:10,205 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:10,205 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:10,205 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:10,205 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:18:10,205 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:10,210 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:10,211 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:18:10,211 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:10,211 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:10,212 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:18:10,230 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:18:10,231 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:18:10,232 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:10,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:18:10,235 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,238 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,238 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-13 13:18:10,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:10,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:10,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:10,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-04-13 13:18:10,257 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,261 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,261 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:18 [2018-04-13 13:18:10,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:10,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:10,271 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,272 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,277 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,277 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:31 [2018-04-13 13:18:10,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:10,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-13 13:18:10,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:10,309 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,313 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,319 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,319 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2018-04-13 13:18:10,331 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:10,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:10,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:18:10,332 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,337 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,338 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:38 [2018-04-13 13:18:10,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:10,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-13 13:18:10,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:10,361 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,365 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,370 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,370 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:35 [2018-04-13 13:18:10,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 60 [2018-04-13 13:18:10,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 60 [2018-04-13 13:18:10,422 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 44 [2018-04-13 13:18:10,442 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:18:10,453 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:10,464 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:10,464 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:59, output treesize:79 [2018-04-13 13:18:10,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 47 [2018-04-13 13:18:10,523 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2018-04-13 13:18:10,524 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,536 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:10,536 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:89, output treesize:79 [2018-04-13 13:18:10,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-04-13 13:18:10,542 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:10,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:18:10,542 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:18:10,548 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,551 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 53 [2018-04-13 13:18:10,579 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:10,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2018-04-13 13:18:10,579 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2018-04-13 13:18:10,597 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 13:18:10,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2018-04-13 13:18:10,615 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2018-04-13 13:18:10,629 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,641 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:10,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-04-13 13:18:10,642 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,648 INFO L267 ElimStorePlain]: Start of recursive call 5: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,654 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:10,654 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:99, output treesize:4 [2018-04-13 13:18:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 13:18:10,687 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:18:10,688 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:18:10,688 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 13:18:10,688 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 13:18:10,688 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2018-04-13 13:18:10,688 INFO L87 Difference]: Start difference. First operand 393 states and 420 transitions. Second operand 19 states. [2018-04-13 13:18:11,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:11,475 INFO L93 Difference]: Finished difference Result 403 states and 429 transitions. [2018-04-13 13:18:11,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 13:18:11,475 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 72 [2018-04-13 13:18:11,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:11,476 INFO L225 Difference]: With dead ends: 403 [2018-04-13 13:18:11,476 INFO L226 Difference]: Without dead ends: 403 [2018-04-13 13:18:11,476 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=211, Invalid=977, Unknown=2, NotChecked=0, Total=1190 [2018-04-13 13:18:11,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-04-13 13:18:11,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 393. [2018-04-13 13:18:11,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-04-13 13:18:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 419 transitions. [2018-04-13 13:18:11,479 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 419 transitions. Word has length 72 [2018-04-13 13:18:11,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:11,479 INFO L459 AbstractCegarLoop]: Abstraction has 393 states and 419 transitions. [2018-04-13 13:18:11,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 13:18:11,479 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 419 transitions. [2018-04-13 13:18:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:18:11,479 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:11,479 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:11,479 INFO L408 AbstractCegarLoop]: === Iteration 59 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:11,479 INFO L82 PathProgramCache]: Analyzing trace with hash 849113504, now seen corresponding path program 5 times [2018-04-13 13:18:11,479 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:11,479 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:11,480 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:11,480 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:18:11,480 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:11,488 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:11,490 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:18:11,490 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:11,490 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:11,491 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-13 13:18:11,517 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-13 13:18:11,517 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:18:11,521 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:11,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:11,522 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,524 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,524 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:18:11,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:18:11,537 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,542 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,542 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:18:11,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:11,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:11,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,554 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,560 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,561 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:18:11,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:18:11,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:11,591 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,595 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,601 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:49, output treesize:36 [2018-04-13 13:18:11,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:18:11,615 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,623 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,623 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:53 [2018-04-13 13:18:11,639 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-04-13 13:18:11,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:11,643 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,647 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,654 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,654 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:69, output treesize:54 [2018-04-13 13:18:11,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 81 [2018-04-13 13:18:11,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:11,715 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,724 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,733 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:11,733 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:85 [2018-04-13 13:18:11,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 99 [2018-04-13 13:18:11,759 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,774 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:11,774 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:96, output treesize:114 [2018-04-13 13:18:11,801 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 102 [2018-04-13 13:18:11,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:11,808 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,819 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:11,834 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:125, output treesize:123 [2018-04-13 13:18:11,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 137 [2018-04-13 13:18:11,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:11,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,935 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:11,949 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:11,949 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:170, output treesize:130 [2018-04-13 13:18:11,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:11,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 204 [2018-04-13 13:18:11,985 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:12,010 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:12,010 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:141, output treesize:175 [2018-04-13 13:18:12,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 134 [2018-04-13 13:18:12,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:12,059 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:12,073 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:12,094 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:12,094 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:186, output treesize:188 [2018-04-13 13:18:12,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 177 [2018-04-13 13:18:12,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:18:12,220 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:12,239 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:12,261 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:12,262 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:312, output treesize:269 [2018-04-13 13:18:12,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 116 [2018-04-13 13:18:12,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 28 [2018-04-13 13:18:12,347 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:12,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-13 13:18:12,362 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:12,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 13:18:12,376 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:12,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 13:18:12,390 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:12,402 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:12,415 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:12,415 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:273, output treesize:66 [2018-04-13 13:18:12,507 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:18:12,507 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:18:12,507 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 13:18:12,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:18:12,507 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:18:12,507 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=661, Unknown=0, NotChecked=0, Total=756 [2018-04-13 13:18:12,507 INFO L87 Difference]: Start difference. First operand 393 states and 419 transitions. Second operand 28 states. [2018-04-13 13:18:14,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:14,499 INFO L93 Difference]: Finished difference Result 470 states and 501 transitions. [2018-04-13 13:18:14,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 13:18:14,500 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 73 [2018-04-13 13:18:14,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:14,501 INFO L225 Difference]: With dead ends: 470 [2018-04-13 13:18:14,501 INFO L226 Difference]: Without dead ends: 470 [2018-04-13 13:18:14,501 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 788 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=372, Invalid=2814, Unknown=6, NotChecked=0, Total=3192 [2018-04-13 13:18:14,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2018-04-13 13:18:14,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 421. [2018-04-13 13:18:14,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2018-04-13 13:18:14,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 451 transitions. [2018-04-13 13:18:14,503 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 451 transitions. Word has length 73 [2018-04-13 13:18:14,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:14,503 INFO L459 AbstractCegarLoop]: Abstraction has 421 states and 451 transitions. [2018-04-13 13:18:14,503 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:18:14,503 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 451 transitions. [2018-04-13 13:18:14,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:18:14,504 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:14,504 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:14,504 INFO L408 AbstractCegarLoop]: === Iteration 60 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:14,504 INFO L82 PathProgramCache]: Analyzing trace with hash 849113505, now seen corresponding path program 5 times [2018-04-13 13:18:14,504 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:14,504 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:14,505 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:14,505 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:18:14,505 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:14,512 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:14,514 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:18:14,514 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:14,514 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:14,514 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-13 13:18:14,542 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-13 13:18:14,542 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:18:14,545 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:14,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:14,547 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,549 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,549 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:18:14,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:18:14,575 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:14,586 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,594 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:18:14,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:14,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:14,608 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,609 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:14,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:14,621 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,624 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,632 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,632 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:48 [2018-04-13 13:18:14,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:18:14,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:18:14,674 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,678 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-13 13:18:14,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:14,693 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,699 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,708 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,708 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:76, output treesize:63 [2018-04-13 13:18:14,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:18:14,726 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,745 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:18:14,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,759 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,760 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:80, output treesize:85 [2018-04-13 13:18:14,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:18:14,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:18:14,790 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,795 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 62 [2018-04-13 13:18:14,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:14,818 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,826 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,839 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,840 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:112, output treesize:83 [2018-04-13 13:18:14,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:18:14,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:18:14,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,910 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 110 [2018-04-13 13:18:14,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:14,934 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,947 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:14,961 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:14,962 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:129, output treesize:121 [2018-04-13 13:18:14,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:14,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 13:18:14,994 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,022 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 99 [2018-04-13 13:18:15,022 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,047 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,047 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:138, output treesize:155 [2018-04-13 13:18:15,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 119 [2018-04-13 13:18:15,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:15,092 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,108 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-04-13 13:18:15,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:18:15,141 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,145 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,188 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:177, output treesize:153 [2018-04-13 13:18:15,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 164 [2018-04-13 13:18:15,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:15,292 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,314 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 32 [2018-04-13 13:18:15,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:18:15,343 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,346 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,370 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,370 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:227, output treesize:207 [2018-04-13 13:18:15,428 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 141 [2018-04-13 13:18:15,430 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 137 [2018-04-13 13:18:15,467 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,494 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,494 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:218, output treesize:208 [2018-04-13 13:18:15,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:15,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 157 [2018-04-13 13:18:15,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:15,543 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,564 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 52 [2018-04-13 13:18:15,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2018-04-13 13:18:15,600 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,604 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,628 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,628 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:230, output treesize:202 [2018-04-13 13:18:15,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 347 treesize of output 196 [2018-04-13 13:18:15,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:18:15,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,769 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-13 13:18:15,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:18:15,802 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,806 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,831 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,831 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:357, output treesize:271 [2018-04-13 13:18:15,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:18:15,920 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,940 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,940 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:276, output treesize:271 [2018-04-13 13:18:15,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 116 [2018-04-13 13:18:15,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 13:18:15,949 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-13 13:18:15,967 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:15,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 24 [2018-04-13 13:18:15,983 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:15,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 13:18:15,999 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:16,014 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:16,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:18:16,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:18:16,031 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:16,033 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:16,046 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:16,047 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:282, output treesize:48 [2018-04-13 13:18:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:18:16,151 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:18:16,152 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 13:18:16,152 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:18:16,152 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:18:16,152 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=673, Unknown=0, NotChecked=0, Total=756 [2018-04-13 13:18:16,152 INFO L87 Difference]: Start difference. First operand 421 states and 451 transitions. Second operand 28 states. [2018-04-13 13:18:18,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:18,247 INFO L93 Difference]: Finished difference Result 472 states and 504 transitions. [2018-04-13 13:18:18,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:18:18,247 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 73 [2018-04-13 13:18:18,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:18,248 INFO L225 Difference]: With dead ends: 472 [2018-04-13 13:18:18,248 INFO L226 Difference]: Without dead ends: 472 [2018-04-13 13:18:18,249 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 658 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=303, Invalid=2559, Unknown=0, NotChecked=0, Total=2862 [2018-04-13 13:18:18,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2018-04-13 13:18:18,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 393. [2018-04-13 13:18:18,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-04-13 13:18:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 419 transitions. [2018-04-13 13:18:18,251 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 419 transitions. Word has length 73 [2018-04-13 13:18:18,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:18,251 INFO L459 AbstractCegarLoop]: Abstraction has 393 states and 419 transitions. [2018-04-13 13:18:18,251 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:18:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 419 transitions. [2018-04-13 13:18:18,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:18:18,251 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:18,252 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:18,252 INFO L408 AbstractCegarLoop]: === Iteration 61 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:18,252 INFO L82 PathProgramCache]: Analyzing trace with hash -1503078732, now seen corresponding path program 2 times [2018-04-13 13:18:18,252 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:18,252 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:18,252 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:18,252 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:18:18,252 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:18,256 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:18,363 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:18:18,364 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:18,364 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:18,364 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:18:18,376 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:18:18,376 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:18:18,378 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:18,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:18,406 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,407 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,407 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:18:18,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:18,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:18,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:18:18,445 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,449 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,449 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:18:18,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:18,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:18,467 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,468 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:18,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:18,475 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,476 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,481 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,482 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:25 [2018-04-13 13:18:18,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 43 [2018-04-13 13:18:18,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:18:18,542 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,546 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-13 13:18:18,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:18:18,558 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,562 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,575 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:18,575 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:51 [2018-04-13 13:18:18,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2018-04-13 13:18:18,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-13 13:18:18,718 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:18,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:18,727 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:18:18,733 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:18,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 13:18:18,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:18,755 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 13:18:18,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:18:18,761 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,766 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:18,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 29 [2018-04-13 13:18:18,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:18:18,770 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:18:18,774 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,777 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:18,809 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:18:18,809 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:76, output treesize:49 [2018-04-13 13:18:18,933 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 13:18:18,934 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 13:18:18,934 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 19] total 31 [2018-04-13 13:18:18,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 13:18:18,934 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 13:18:18,934 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=849, Unknown=0, NotChecked=0, Total=930 [2018-04-13 13:18:18,934 INFO L87 Difference]: Start difference. First operand 393 states and 419 transitions. Second operand 31 states. [2018-04-13 13:18:21,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:21,491 INFO L93 Difference]: Finished difference Result 479 states and 510 transitions. [2018-04-13 13:18:21,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2018-04-13 13:18:21,491 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 73 [2018-04-13 13:18:21,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:21,492 INFO L225 Difference]: With dead ends: 479 [2018-04-13 13:18:21,492 INFO L226 Difference]: Without dead ends: 479 [2018-04-13 13:18:21,493 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 61 SyntacticMatches, 3 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1550 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=868, Invalid=5938, Unknown=0, NotChecked=0, Total=6806 [2018-04-13 13:18:21,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2018-04-13 13:18:21,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 412. [2018-04-13 13:18:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2018-04-13 13:18:21,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 447 transitions. [2018-04-13 13:18:21,495 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 447 transitions. Word has length 73 [2018-04-13 13:18:21,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:21,495 INFO L459 AbstractCegarLoop]: Abstraction has 412 states and 447 transitions. [2018-04-13 13:18:21,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 13:18:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 447 transitions. [2018-04-13 13:18:21,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:18:21,495 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:21,496 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:21,496 INFO L408 AbstractCegarLoop]: === Iteration 62 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:21,496 INFO L82 PathProgramCache]: Analyzing trace with hash -993677774, now seen corresponding path program 6 times [2018-04-13 13:18:21,496 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:21,496 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:21,496 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:21,496 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:18:21,496 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:21,503 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:21,505 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:18:21,505 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:21,505 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:21,506 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-13 13:18:21,546 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2018-04-13 13:18:21,546 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:18:21,549 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:21,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:21,563 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,566 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,566 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:18:21,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:18:21,585 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,590 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,590 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-13 13:18:21,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:21,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:21,602 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,604 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,612 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,612 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:23 [2018-04-13 13:18:21,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 13:18:21,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:21,648 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,653 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,659 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,659 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:40, output treesize:36 [2018-04-13 13:18:21,677 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:18:21,679 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,691 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,691 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:53 [2018-04-13 13:18:21,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-04-13 13:18:21,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:21,719 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,724 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,734 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,734 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:69, output treesize:54 [2018-04-13 13:18:21,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 81 [2018-04-13 13:18:21,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:21,801 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,814 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,823 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:21,823 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:77 [2018-04-13 13:18:21,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 110 [2018-04-13 13:18:21,849 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:21,865 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:106 [2018-04-13 13:18:21,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 90 [2018-04-13 13:18:21,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:21,902 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,912 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:21,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:21,925 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:117, output treesize:115 [2018-04-13 13:18:21,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:21,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:22,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 137 [2018-04-13 13:18:22,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:22,008 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:22,023 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:22,037 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,037 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:170, output treesize:154 [2018-04-13 13:18:22,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:22,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:22,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:22,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:22,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:22,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 200 [2018-04-13 13:18:22,078 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:22,101 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,101 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:165, output treesize:199 [2018-04-13 13:18:22,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:22,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:22,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 154 [2018-04-13 13:18:22,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:22,149 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:22,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:22,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,188 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:210, output treesize:212 [2018-04-13 13:18:22,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 177 [2018-04-13 13:18:22,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:18:22,328 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:22,347 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:22,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,369 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:312, output treesize:269 [2018-04-13 13:18:22,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 121 [2018-04-13 13:18:22,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 13:18:22,456 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-13 13:18:22,472 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 13:18:22,488 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,504 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:22,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2018-04-13 13:18:22,504 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:22,516 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,532 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:22,532 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:279, output treesize:66 [2018-04-13 13:18:22,622 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:18:22,622 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:18:22,622 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 13:18:22,622 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:18:22,623 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:18:22,623 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=663, Unknown=0, NotChecked=0, Total=756 [2018-04-13 13:18:22,623 INFO L87 Difference]: Start difference. First operand 412 states and 447 transitions. Second operand 28 states. [2018-04-13 13:18:24,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:18:24,664 INFO L93 Difference]: Finished difference Result 516 states and 559 transitions. [2018-04-13 13:18:24,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:18:24,664 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 73 [2018-04-13 13:18:24,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:18:24,665 INFO L225 Difference]: With dead ends: 516 [2018-04-13 13:18:24,665 INFO L226 Difference]: Without dead ends: 516 [2018-04-13 13:18:24,665 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=345, Invalid=2617, Unknown=8, NotChecked=0, Total=2970 [2018-04-13 13:18:24,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2018-04-13 13:18:24,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 440. [2018-04-13 13:18:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2018-04-13 13:18:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 479 transitions. [2018-04-13 13:18:24,668 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 479 transitions. Word has length 73 [2018-04-13 13:18:24,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:18:24,668 INFO L459 AbstractCegarLoop]: Abstraction has 440 states and 479 transitions. [2018-04-13 13:18:24,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:18:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 479 transitions. [2018-04-13 13:18:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:18:24,668 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:18:24,668 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:18:24,668 INFO L408 AbstractCegarLoop]: === Iteration 63 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:18:24,668 INFO L82 PathProgramCache]: Analyzing trace with hash -993677773, now seen corresponding path program 6 times [2018-04-13 13:18:24,668 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:18:24,668 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:18:24,669 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:24,669 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:18:24,669 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:18:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:18:24,676 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:18:24,678 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:18:24,678 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:18:24,678 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:18:24,679 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-13 13:18:24,702 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2018-04-13 13:18:24,702 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:18:24,705 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:18:24,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:24,719 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,723 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,723 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:18:24,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:24,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:24,737 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,738 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,742 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,743 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:26, output treesize:19 [2018-04-13 13:18:24,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:24,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:24,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:18:24,764 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:18:24,774 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,782 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,782 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:32 [2018-04-13 13:18:24,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:18:24,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:24,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,800 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,816 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:24,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 22 [2018-04-13 13:18:24,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-13 13:18:24,818 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,820 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,827 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,827 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:37 [2018-04-13 13:18:24,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:18:24,863 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:24,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:18:24,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:18:24,877 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,880 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:24,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-13 13:18:24,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:18:24,892 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,897 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,904 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,905 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:65, output treesize:56 [2018-04-13 13:18:24,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:18:24,926 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,936 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,936 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:64 [2018-04-13 13:18:24,959 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:24,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 41 [2018-04-13 13:18:24,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-13 13:18:24,963 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,967 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:24,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 53 [2018-04-13 13:18:24,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:18:24,987 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:24,993 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:25,002 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:25,002 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:63 [2018-04-13 13:18:25,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 78 [2018-04-13 13:18:25,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 65 [2018-04-13 13:18:25,097 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:25,140 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:25,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 106 [2018-04-13 13:18:25,178 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:25,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 66 [2018-04-13 13:18:25,179 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:25,293 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:25,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 110 [2018-04-13 13:18:25,396 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:25,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 92 [2018-04-13 13:18:25,494 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:25,625 INFO L267 ElimStorePlain]: Start of recursive call 4: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 5 xjuncts. [2018-04-13 13:18:25,698 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 5 xjuncts. [2018-04-13 13:18:25,699 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:97, output treesize:469 [2018-04-13 13:18:25,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:25,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:25,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 88 [2018-04-13 13:18:25,844 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:25,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:25,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:25,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 140 [2018-04-13 13:18:25,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:25,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 78 [2018-04-13 13:18:25,992 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:26,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 126 [2018-04-13 13:18:26,060 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:26,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:26,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:26,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 134 [2018-04-13 13:18:26,149 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:26,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 120 [2018-04-13 13:18:26,217 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:26,280 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 6 dim-1 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-13 13:18:26,280 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 10 variables, input treesize:326, output treesize:325 [2018-04-13 13:18:26,393 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:26,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 145 treesize of output 161 [2018-04-13 13:18:26,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 165 [2018-04-13 13:18:26,411 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:26,486 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:26,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:26,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 134 treesize of output 153 [2018-04-13 13:18:26,654 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 13:18:26,654 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:26,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 149 [2018-04-13 13:18:26,868 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2018-04-13 13:18:27,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 131 [2018-04-13 13:18:27,049 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:27,168 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:27,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 86 [2018-04-13 13:18:27,284 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:27,368 INFO L267 ElimStorePlain]: Start of recursive call 4: 5 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-13 13:18:27,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 96 [2018-04-13 13:18:27,609 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:27,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 15 [2018-04-13 13:18:27,610 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:27,629 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:27,816 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:27,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 123 [2018-04-13 13:18:27,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2018-04-13 13:18:27,819 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:27,837 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:27,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:27,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 100 [2018-04-13 13:18:27,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:18:27,985 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:28,002 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:28,135 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:28,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 90 [2018-04-13 13:18:28,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 22 [2018-04-13 13:18:28,139 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:28,155 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:28,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 6 dim-2 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-04-13 13:18:28,274 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 13 variables, input treesize:382, output treesize:698 [2018-04-13 13:18:28,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 120 treesize of output 143 [2018-04-13 13:18:28,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 138 [2018-04-13 13:18:28,605 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:28,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 120 [2018-04-13 13:18:28,842 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:28,987 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:28,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 106 [2018-04-13 13:18:28,989 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:29,286 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 5 xjuncts. [2018-04-13 13:18:29,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 108 [2018-04-13 13:18:29,506 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:29,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2018-04-13 13:18:29,507 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,529 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 120 treesize of output 131 [2018-04-13 13:18:29,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 128 [2018-04-13 13:18:29,568 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,691 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,695 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:29,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 103 [2018-04-13 13:18:29,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-13 13:18:29,699 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,720 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,722 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:29,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 124 [2018-04-13 13:18:29,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 40 [2018-04-13 13:18:29,727 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,749 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,752 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:29,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 117 [2018-04-13 13:18:29,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 51 [2018-04-13 13:18:29,756 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,778 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:29,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:29,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 175 treesize of output 189 [2018-04-13 13:18:30,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 146 [2018-04-13 13:18:30,004 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:30,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 183 [2018-04-13 13:18:30,214 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:30,262 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:30,421 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:30,428 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:30,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 183 treesize of output 210 [2018-04-13 13:18:30,457 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 13:18:30,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 201 treesize of output 233 [2018-04-13 13:18:30,474 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:31,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 191 [2018-04-13 13:18:31,333 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:31,623 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:31,890 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:31,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 178 [2018-04-13 13:18:31,891 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:32,159 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:32,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 166 treesize of output 199 [2018-04-13 13:18:32,170 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 13:18:32,508 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:32,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 126 [2018-04-13 13:18:32,510 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:32,826 INFO L267 ElimStorePlain]: Start of recursive call 19: 7 dim-1 vars, End of recursive call: 6 dim-0 vars, and 11 xjuncts. [2018-04-13 13:18:33,330 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: 32 dim-0 vars, and 16 xjuncts. [2018-04-13 13:18:33,331 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 8 variables, input treesize:296, output treesize:2356 [2018-04-13 13:18:33,842 WARN L151 SmtUtils]: Spent 309ms on a formula simplification. DAG size of input: 444 DAG size of output 151 [2018-04-13 13:18:33,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:33,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:33,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:33,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 90 [2018-04-13 13:18:33,860 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:34,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 177 [2018-04-13 13:18:34,011 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:34,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,169 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 126 [2018-04-13 13:18:34,171 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:34,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 89 [2018-04-13 13:18:34,316 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:34,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 125 [2018-04-13 13:18:34,461 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:34,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 158 [2018-04-13 13:18:34,617 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:34,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:34,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2018-04-13 13:18:34,757 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:34,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 93 [2018-04-13 13:18:34,895 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:35,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:35,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:35,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:35,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 162 [2018-04-13 13:18:35,030 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:35,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 157 [2018-04-13 13:18:35,161 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:35,285 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 10 dim-1 vars, End of recursive call: 9 dim-0 vars, and 5 xjuncts. [2018-04-13 13:18:35,285 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 19 variables, input treesize:666, output treesize:619 [2018-04-13 13:18:35,484 WARN L148 SmtUtils]: Spent 126ms on a formula simplification that was a NOOP. DAG size: 154 [2018-04-13 13:18:35,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:35,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 115 [2018-04-13 13:18:35,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-13 13:18:35,497 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:35,514 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:36,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 111 [2018-04-13 13:18:36,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-13 13:18:36,241 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:36,262 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:36,785 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:36,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 105 [2018-04-13 13:18:36,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-13 13:18:36,788 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:36,816 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:37,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:37,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:37,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 181 [2018-04-13 13:18:37,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2018-04-13 13:18:37,246 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:37,270 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:37,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:37,586 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:37,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 116 [2018-04-13 13:18:37,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 28 [2018-04-13 13:18:37,590 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:37,605 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:37,840 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:37,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 144 treesize of output 152 [2018-04-13 13:18:37,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 141 [2018-04-13 13:18:37,857 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:37,939 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:38,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:38,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 176 treesize of output 193 [2018-04-13 13:18:38,179 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 13:18:38,179 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:38,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 173 [2018-04-13 13:18:38,453 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:38,674 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:38,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 124 [2018-04-13 13:18:38,902 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:39,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 156 treesize of output 191 [2018-04-13 13:18:39,081 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 3 xjuncts. [2018-04-13 13:18:39,207 INFO L267 ElimStorePlain]: Start of recursive call 14: 5 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-13 13:18:39,516 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:39,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 133 treesize of output 161 [2018-04-13 13:18:39,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 138 [2018-04-13 13:18:39,534 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:39,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 121 treesize of output 140 [2018-04-13 13:18:39,743 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 3 xjuncts. [2018-04-13 13:18:39,875 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:39,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 108 [2018-04-13 13:18:39,876 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,084 INFO L267 ElimStorePlain]: Start of recursive call 20: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-13 13:18:40,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:40,446 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:40,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 125 [2018-04-13 13:18:40,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 28 [2018-04-13 13:18:40,450 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,466 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:40,469 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:40,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 130 [2018-04-13 13:18:40,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 52 [2018-04-13 13:18:40,473 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,492 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,494 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:40,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 117 [2018-04-13 13:18:40,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2018-04-13 13:18:40,497 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,515 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,517 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:40,518 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:40,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 169 [2018-04-13 13:18:40,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 64 [2018-04-13 13:18:40,523 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,543 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:40,828 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:40,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 97 [2018-04-13 13:18:40,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 33 [2018-04-13 13:18:40,831 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:40,844 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:41,102 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 10 dim-2 vars, End of recursive call: 16 dim-0 vars, and 11 xjuncts. [2018-04-13 13:18:41,102 INFO L202 ElimStorePlain]: Needed 33 recursive calls to eliminate 24 variables, input treesize:729, output treesize:1285 [2018-04-13 13:18:41,556 WARN L151 SmtUtils]: Spent 311ms on a formula simplification. DAG size of input: 285 DAG size of output 132 [2018-04-13 13:18:41,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:41,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 221 treesize of output 210 [2018-04-13 13:18:41,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 229 [2018-04-13 13:18:41,922 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:42,001 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:18:42,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:42,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 158 treesize of output 147 [2018-04-13 13:18:42,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 162 [2018-04-13 13:18:42,258 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:42,301 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:42,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:42,489 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:42,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 198 treesize of output 215 [2018-04-13 13:18:42,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 215 treesize of output 214 [2018-04-13 13:18:42,502 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:42,604 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:42,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 145 [2018-04-13 13:18:42,606 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:42,676 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:42,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2018-04-13 13:18:42,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:18:42,896 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:42,914 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:43,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:43,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:43,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 146 treesize of output 159 [2018-04-13 13:18:43,128 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:43,138 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 142 treesize of output 183 [2018-04-13 13:18:43,139 INFO L267 ElimStorePlain]: Start of recursive call 12: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-13 13:18:43,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 134 [2018-04-13 13:18:43,264 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:43,342 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-13 13:18:43,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 151 [2018-04-13 13:18:43,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:18:43,608 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:43,626 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:43,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:43,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 254 treesize of output 257 [2018-04-13 13:18:43,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 259 treesize of output 258 [2018-04-13 13:18:43,915 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:43,960 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:44,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:44,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:44,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 238 treesize of output 224 [2018-04-13 13:18:44,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 250 [2018-04-13 13:18:44,197 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:44,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 137 [2018-04-13 13:18:44,304 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:44,362 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:44,589 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 8 dim-2 vars, End of recursive call: 25 dim-0 vars, and 9 xjuncts. [2018-04-13 13:18:44,589 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 18 variables, input treesize:842, output treesize:1284 [2018-04-13 13:18:45,081 WARN L151 SmtUtils]: Spent 269ms on a formula simplification. DAG size of input: 327 DAG size of output 204 [2018-04-13 13:18:45,373 WARN L148 SmtUtils]: Spent 114ms on a formula simplification that was a NOOP. DAG size: 211 [2018-04-13 13:18:45,421 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:45,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:45,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 206 [2018-04-13 13:18:45,440 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 189 treesize of output 173 [2018-04-13 13:18:45,442 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:45,549 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:45,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 147 [2018-04-13 13:18:45,550 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:45,553 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:45,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 153 treesize of output 163 [2018-04-13 13:18:45,559 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:18:45,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 117 [2018-04-13 13:18:45,664 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:45,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 117 [2018-04-13 13:18:45,666 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:45,750 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:45,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 171 [2018-04-13 13:18:45,751 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:45,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 128 [2018-04-13 13:18:45,846 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:45,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 126 [2018-04-13 13:18:45,927 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:46,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 113 [2018-04-13 13:18:46,009 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,088 INFO L267 ElimStorePlain]: Start of recursive call 2: 7 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-13 13:18:46,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:46,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:46,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 151 treesize of output 150 [2018-04-13 13:18:46,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 130 [2018-04-13 13:18:46,329 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 105 [2018-04-13 13:18:46,379 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:46,427 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:46,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 98 [2018-04-13 13:18:46,427 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,472 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:46,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 118 [2018-04-13 13:18:46,473 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 85 [2018-04-13 13:18:46,516 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:46,555 INFO L267 ElimStorePlain]: Start of recursive call 12: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:46,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 71 [2018-04-13 13:18:46,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-04-13 13:18:46,806 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,821 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:46,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:18:46,822 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-13 13:18:46,836 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,847 INFO L267 ElimStorePlain]: Start of recursive call 18: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 78 [2018-04-13 13:18:46,855 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:46,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2018-04-13 13:18:46,855 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 56 [2018-04-13 13:18:46,905 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 51 [2018-04-13 13:18:46,940 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:46,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 54 [2018-04-13 13:18:46,975 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:47,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:47,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2018-04-13 13:18:47,010 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:47,031 INFO L267 ElimStorePlain]: Start of recursive call 22: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:47,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 188 treesize of output 171 [2018-04-13 13:18:47,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 156 [2018-04-13 13:18:47,259 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:47,310 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:47,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 150 [2018-04-13 13:18:47,311 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:47,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 113 [2018-04-13 13:18:47,365 INFO L267 ElimStorePlain]: Start of recursive call 31: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:47,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2018-04-13 13:18:47,438 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:47,517 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:47,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 116 [2018-04-13 13:18:47,518 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:47,588 INFO L267 ElimStorePlain]: Start of recursive call 28: 5 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-13 13:18:47,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 99 [2018-04-13 13:18:47,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 67 [2018-04-13 13:18:47,879 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:47,923 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:47,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 59 [2018-04-13 13:18:47,923 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:47,980 INFO L267 ElimStorePlain]: Start of recursive call 34: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:47,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 84 [2018-04-13 13:18:47,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:47,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 76 [2018-04-13 13:18:47,989 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 44 [2018-04-13 13:18:48,028 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,079 INFO L267 ElimStorePlain]: Start of recursive call 37: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 85 [2018-04-13 13:18:48,084 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:48,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 22 [2018-04-13 13:18:48,084 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:18:48,102 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 10 [2018-04-13 13:18:48,116 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,127 INFO L267 ElimStorePlain]: Start of recursive call 40: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 111 [2018-04-13 13:18:48,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 96 [2018-04-13 13:18:48,406 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 68 [2018-04-13 13:18:48,464 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 61 [2018-04-13 13:18:48,518 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,597 INFO L267 ElimStorePlain]: Start of recursive call 44: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 111 [2018-04-13 13:18:48,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 92 [2018-04-13 13:18:48,607 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 87 [2018-04-13 13:18:48,665 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 75 [2018-04-13 13:18:48,712 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 68 [2018-04-13 13:18:48,760 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2018-04-13 13:18:48,816 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 61 [2018-04-13 13:18:48,859 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,902 INFO L267 ElimStorePlain]: Start of recursive call 48: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 99 [2018-04-13 13:18:48,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-13 13:18:48,909 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-04-13 13:18:48,930 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,949 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:48,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:18:48,950 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-13 13:18:48,966 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:48,979 INFO L267 ElimStorePlain]: Start of recursive call 55: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:49,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:49,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:18:49,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 239 treesize of output 219 [2018-04-13 13:18:49,208 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 193 treesize of output 169 [2018-04-13 13:18:49,209 INFO L267 ElimStorePlain]: Start of recursive call 61: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:49,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 180 [2018-04-13 13:18:49,384 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:49,552 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:49,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 167 [2018-04-13 13:18:49,553 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:49,718 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:49,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 140 [2018-04-13 13:18:49,723 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 2 xjuncts. [2018-04-13 13:18:49,725 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:49,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 128 [2018-04-13 13:18:49,725 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:49,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 125 [2018-04-13 13:18:49,896 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:50,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 123 [2018-04-13 13:18:50,039 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:50,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 110 [2018-04-13 13:18:50,188 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:50,330 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:50,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 150 [2018-04-13 13:18:50,331 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:50,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 109 [2018-04-13 13:18:50,480 INFO L267 ElimStorePlain]: Start of recursive call 70: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:50,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 109 [2018-04-13 13:18:50,482 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:50,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 183 treesize of output 155 [2018-04-13 13:18:50,627 INFO L267 ElimStorePlain]: Start of recursive call 72: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:50,823 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:50,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 117 [2018-04-13 13:18:50,824 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:50,826 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:50,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 130 [2018-04-13 13:18:50,826 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 144 treesize of output 118 [2018-04-13 13:18:51,003 INFO L267 ElimStorePlain]: Start of recursive call 75: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:18:51,187 INFO L267 ElimStorePlain]: Start of recursive call 60: 12 dim-1 vars, End of recursive call: 12 dim-0 vars, and 7 xjuncts. [2018-04-13 13:18:51,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 99 [2018-04-13 13:18:51,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 93 [2018-04-13 13:18:51,632 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 86 [2018-04-13 13:18:51,687 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:18:51,740 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 72 [2018-04-13 13:18:51,785 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2018-04-13 13:18:51,826 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 70 [2018-04-13 13:18:51,868 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 61 [2018-04-13 13:18:51,909 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,946 INFO L267 ElimStorePlain]: Start of recursive call 76: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 92 [2018-04-13 13:18:51,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 16 [2018-04-13 13:18:51,953 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:18:51,972 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:51,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-13 13:18:51,989 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:18:52,005 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,018 INFO L267 ElimStorePlain]: Start of recursive call 84: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 91 [2018-04-13 13:18:52,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 80 [2018-04-13 13:18:52,028 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 71 [2018-04-13 13:18:52,069 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 64 [2018-04-13 13:18:52,109 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 76 [2018-04-13 13:18:52,148 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 57 [2018-04-13 13:18:52,189 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 58 [2018-04-13 13:18:52,227 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-04-13 13:18:52,261 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,281 INFO L267 ElimStorePlain]: Start of recursive call 89: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 102 [2018-04-13 13:18:52,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 85 [2018-04-13 13:18:52,291 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 89 [2018-04-13 13:18:52,338 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 78 [2018-04-13 13:18:52,388 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 73 [2018-04-13 13:18:52,433 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 69 [2018-04-13 13:18:52,476 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-13 13:18:52,518 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:18:52,559 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,589 INFO L267 ElimStorePlain]: Start of recursive call 97: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 109 [2018-04-13 13:18:52,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 106 [2018-04-13 13:18:52,602 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 88 [2018-04-13 13:18:52,712 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 76 [2018-04-13 13:18:52,806 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 88 [2018-04-13 13:18:52,897 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:52,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 77 [2018-04-13 13:18:52,982 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 72 [2018-04-13 13:18:53,070 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2018-04-13 13:18:53,161 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,257 INFO L267 ElimStorePlain]: Start of recursive call 105: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 99 [2018-04-13 13:18:53,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 91 [2018-04-13 13:18:53,266 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 77 [2018-04-13 13:18:53,317 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 77 [2018-04-13 13:18:53,362 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2018-04-13 13:18:53,407 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 65 [2018-04-13 13:18:53,451 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 68 [2018-04-13 13:18:53,491 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 64 [2018-04-13 13:18:53,542 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,576 INFO L267 ElimStorePlain]: Start of recursive call 113: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 98 [2018-04-13 13:18:53,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 81 [2018-04-13 13:18:53,589 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:18:53,680 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 74 [2018-04-13 13:18:53,761 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2018-04-13 13:18:53,849 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:53,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-13 13:18:53,924 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2018-04-13 13:18:54,001 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 61 [2018-04-13 13:18:54,076 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 56 [2018-04-13 13:18:54,146 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2018-04-13 13:18:54,212 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 52 [2018-04-13 13:18:54,262 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,305 INFO L267 ElimStorePlain]: Start of recursive call 121: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 149 [2018-04-13 13:18:54,655 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:18:54,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 40 [2018-04-13 13:18:54,655 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-13 13:18:54,673 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:54,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-13 13:18:54,689 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:54,706 INFO L267 ElimStorePlain]: Start of recursive call 132: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:18:55,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 75 [2018-04-13 13:18:55,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-04-13 13:18:55,047 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:55,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-13 13:18:55,061 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:55,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:18:55,074 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-04-13 13:18:55,084 INFO L267 ElimStorePlain]: Start of recursive call 136: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:18:55,397 INFO L267 ElimStorePlain]: Start of recursive call 1: 23 dim-0 vars, 10 dim-2 vars, End of recursive call: 46 dim-0 vars, and 16 xjuncts. [2018-04-13 13:18:55,398 INFO L202 ElimStorePlain]: Needed 139 recursive calls to eliminate 33 variables, input treesize:946, output treesize:636 [2018-04-13 13:18:55,837 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:18:55,837 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:18:55,838 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 13:18:55,838 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 13:18:55,838 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 13:18:55,838 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=871, Unknown=22, NotChecked=0, Total=992 [2018-04-13 13:18:55,838 INFO L87 Difference]: Start difference. First operand 440 states and 479 transitions. Second operand 32 states. [2018-04-13 13:18:57,819 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 101 DAG size of output 100 [2018-04-13 13:18:58,729 WARN L151 SmtUtils]: Spent 215ms on a formula simplification. DAG size of input: 162 DAG size of output 161 [2018-04-13 13:18:59,459 WARN L151 SmtUtils]: Spent 464ms on a formula simplification. DAG size of input: 200 DAG size of output 199 [2018-04-13 13:18:59,837 WARN L151 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 145 DAG size of output 144 [2018-04-13 13:19:00,298 WARN L151 SmtUtils]: Spent 339ms on a formula simplification. DAG size of input: 209 DAG size of output 208 [2018-04-13 13:19:00,536 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 165 DAG size of output 164 [2018-04-13 13:19:00,939 WARN L151 SmtUtils]: Spent 258ms on a formula simplification. DAG size of input: 254 DAG size of output 221 [2018-04-13 13:19:02,064 WARN L151 SmtUtils]: Spent 235ms on a formula simplification. DAG size of input: 349 DAG size of output 220 [2018-04-13 13:19:02,866 WARN L151 SmtUtils]: Spent 263ms on a formula simplification. DAG size of input: 386 DAG size of output 229 [2018-04-13 13:19:03,230 WARN L151 SmtUtils]: Spent 251ms on a formula simplification. DAG size of input: 254 DAG size of output 225 [2018-04-13 13:19:04,096 WARN L151 SmtUtils]: Spent 216ms on a formula simplification. DAG size of input: 217 DAG size of output 216 [2018-04-13 13:19:04,606 WARN L148 SmtUtils]: Spent 100ms on a formula simplification that was a NOOP. DAG size: 207 [2018-04-13 13:19:04,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:19:04,961 INFO L93 Difference]: Finished difference Result 568 states and 612 transitions. [2018-04-13 13:19:04,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:19:04,961 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 73 [2018-04-13 13:19:04,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:19:04,962 INFO L225 Difference]: With dead ends: 568 [2018-04-13 13:19:04,962 INFO L226 Difference]: Without dead ends: 568 [2018-04-13 13:19:04,963 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=521, Invalid=3477, Unknown=34, NotChecked=0, Total=4032 [2018-04-13 13:19:04,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-04-13 13:19:04,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 412. [2018-04-13 13:19:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2018-04-13 13:19:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 447 transitions. [2018-04-13 13:19:04,965 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 447 transitions. Word has length 73 [2018-04-13 13:19:04,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:19:04,965 INFO L459 AbstractCegarLoop]: Abstraction has 412 states and 447 transitions. [2018-04-13 13:19:04,965 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 13:19:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 447 transitions. [2018-04-13 13:19:04,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:19:04,965 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:19:04,965 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:19:04,965 INFO L408 AbstractCegarLoop]: === Iteration 64 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:19:04,965 INFO L82 PathProgramCache]: Analyzing trace with hash 600086752, now seen corresponding path program 7 times [2018-04-13 13:19:04,965 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:19:04,966 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:19:04,966 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:19:04,966 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:19:04,966 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:19:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:19:04,973 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:19:04,976 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:19:04,976 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:19:04,976 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:19:04,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:19:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:19:05,005 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:19:05,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:19:05,007 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,009 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,009 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:19:05,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:19:05,027 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,035 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,036 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:19:05,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:19:05,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:05,050 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,051 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,060 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,061 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:43, output treesize:35 [2018-04-13 13:19:05,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:19:05,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:05,103 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,108 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,117 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,117 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:42 [2018-04-13 13:19:05,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:19:05,135 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,146 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,147 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:55 [2018-04-13 13:19:05,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-04-13 13:19:05,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:19:05,169 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,172 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,183 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,183 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:71, output treesize:56 [2018-04-13 13:19:05,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 81 [2018-04-13 13:19:05,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:05,244 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,264 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,264 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:95, output treesize:83 [2018-04-13 13:19:05,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,290 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,290 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,291 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 103 [2018-04-13 13:19:05,291 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,310 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,310 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:94, output treesize:112 [2018-04-13 13:19:05,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 90 [2018-04-13 13:19:05,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:19:05,343 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,353 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,370 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,370 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:123, output treesize:121 [2018-04-13 13:19:05,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,449 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 137 [2018-04-13 13:19:05,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:05,458 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,473 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,490 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,490 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:176, output treesize:148 [2018-04-13 13:19:05,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 204 [2018-04-13 13:19:05,532 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,558 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:159, output treesize:193 [2018-04-13 13:19:05,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:05,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 146 [2018-04-13 13:19:05,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:19:05,612 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,627 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,650 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,650 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:204, output treesize:206 [2018-04-13 13:19:05,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 177 [2018-04-13 13:19:05,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:19:05,773 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,792 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,817 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,817 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:318, output treesize:275 [2018-04-13 13:19:05,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 121 [2018-04-13 13:19:05,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 13:19:05,907 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-13 13:19:05,924 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 13:19:05,940 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,956 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:05,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2018-04-13 13:19:05,957 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:05,970 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,989 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:05,989 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:285, output treesize:66 [2018-04-13 13:19:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:19:06,086 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:19:06,086 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 13:19:06,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:19:06,086 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:19:06,086 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=661, Unknown=0, NotChecked=0, Total=756 [2018-04-13 13:19:06,086 INFO L87 Difference]: Start difference. First operand 412 states and 447 transitions. Second operand 28 states. [2018-04-13 13:19:08,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:19:08,562 INFO L93 Difference]: Finished difference Result 533 states and 577 transitions. [2018-04-13 13:19:08,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 13:19:08,563 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 73 [2018-04-13 13:19:08,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:19:08,564 INFO L225 Difference]: With dead ends: 533 [2018-04-13 13:19:08,564 INFO L226 Difference]: Without dead ends: 533 [2018-04-13 13:19:08,564 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 754 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=359, Invalid=2721, Unknown=0, NotChecked=0, Total=3080 [2018-04-13 13:19:08,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2018-04-13 13:19:08,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 446. [2018-04-13 13:19:08,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-04-13 13:19:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 485 transitions. [2018-04-13 13:19:08,567 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 485 transitions. Word has length 73 [2018-04-13 13:19:08,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:19:08,567 INFO L459 AbstractCegarLoop]: Abstraction has 446 states and 485 transitions. [2018-04-13 13:19:08,567 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:19:08,567 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 485 transitions. [2018-04-13 13:19:08,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:19:08,568 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:19:08,568 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:19:08,568 INFO L408 AbstractCegarLoop]: === Iteration 65 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:19:08,568 INFO L82 PathProgramCache]: Analyzing trace with hash 600086753, now seen corresponding path program 7 times [2018-04-13 13:19:08,568 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:19:08,568 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:19:08,568 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:19:08,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:19:08,569 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:19:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:19:08,575 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:19:08,578 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:19:08,579 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:19:08,579 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:19:08,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:19:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:19:08,610 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:19:08,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:19:08,616 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,618 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:19:08,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:19:08,639 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:19:08,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,663 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,663 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:19:08,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:19:08,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:08,680 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,681 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:19:08,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:08,696 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,697 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,708 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,708 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:54 [2018-04-13 13:19:08,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:19:08,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-13 13:19:08,760 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,764 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-13 13:19:08,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-13 13:19:08,785 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,791 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,805 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:08,805 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:92, output treesize:83 [2018-04-13 13:19:08,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:19:08,830 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:19:08,853 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:08,873 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:100, output treesize:105 [2018-04-13 13:19:08,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-13 13:19:08,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-13 13:19:08,907 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,914 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:08,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2018-04-13 13:19:08,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-13 13:19:08,944 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,953 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:08,973 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:08,973 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:132, output treesize:103 [2018-04-13 13:19:09,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 105 [2018-04-13 13:19:09,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:09,056 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,066 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 127 [2018-04-13 13:19:09,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:09,094 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,107 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,124 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:09,124 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:150, output treesize:142 [2018-04-13 13:19:09,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,162 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 76 [2018-04-13 13:19:09,163 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 73 [2018-04-13 13:19:09,191 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,211 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:09,212 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:153, output treesize:144 [2018-04-13 13:19:09,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 109 [2018-04-13 13:19:09,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:19:09,247 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,256 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,279 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 130 [2018-04-13 13:19:09,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:19:09,288 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,300 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,319 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:09,319 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:166, output treesize:146 [2018-04-13 13:19:09,412 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,412 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,420 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 169 [2018-04-13 13:19:09,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:09,424 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,442 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 173 [2018-04-13 13:19:09,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:09,469 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,482 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,501 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:09,501 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:220, output treesize:196 [2018-04-13 13:19:09,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 129 [2018-04-13 13:19:09,540 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:19:09,576 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,597 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:09,598 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:210, output treesize:220 [2018-04-13 13:19:09,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 174 [2018-04-13 13:19:09,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:19:09,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,672 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,697 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:09,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 155 [2018-04-13 13:19:09,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-13 13:19:09,700 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,710 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:09,732 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:09,732 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:239, output treesize:182 [2018-04-13 13:19:09,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:09,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 242 treesize of output 204 [2018-04-13 13:19:09,910 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-04-13 13:19:09,948 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 13:19:09,948 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:12,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 224 treesize of output 232 [2018-04-13 13:19:12,561 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:19:14,581 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:14,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 192 [2018-04-13 13:19:14,605 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:15,274 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:16,610 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:16,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 124 [2018-04-13 13:19:16,611 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:17,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 238 [2018-04-13 13:19:17,952 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:18,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 152 [2018-04-13 13:19:18,957 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:19:19,976 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-0 vars, 15 dim-1 vars, End of recursive call: 11 dim-0 vars, and 15 xjuncts. [2018-04-13 13:19:20,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 254 treesize of output 219 [2018-04-13 13:19:20,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 21 [2018-04-13 13:19:20,492 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,513 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,517 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:20,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 209 treesize of output 209 [2018-04-13 13:19:20,519 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:20,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 90 [2018-04-13 13:19:20,520 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,543 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:20,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 167 [2018-04-13 13:19:20,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:20,552 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,576 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 256 treesize of output 248 [2018-04-13 13:19:20,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 242 [2018-04-13 13:19:20,605 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 252 [2018-04-13 13:19:20,731 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,809 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:20,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 198 [2018-04-13 13:19:20,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:19:20,818 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,843 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,847 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:20,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 188 [2018-04-13 13:19:20,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 136 [2018-04-13 13:19:20,850 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,871 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 174 [2018-04-13 13:19:20,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:19:20,880 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,900 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 132 [2018-04-13 13:19:20,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-13 13:19:20,908 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,928 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:20,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 202 [2018-04-13 13:19:20,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:19:20,937 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,962 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,965 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:20,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 185 [2018-04-13 13:19:20,969 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:20,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 66 [2018-04-13 13:19:20,970 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:20,993 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 286 treesize of output 251 [2018-04-13 13:19:21,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 21 [2018-04-13 13:19:21,003 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,026 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 211 [2018-04-13 13:19:21,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 21 [2018-04-13 13:19:21,034 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,062 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,065 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:21,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 228 [2018-04-13 13:19:21,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:21,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 82 [2018-04-13 13:19:21,075 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,112 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:21,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 209 [2018-04-13 13:19:21,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:19:21,122 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,147 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,150 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:21,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 242 treesize of output 212 [2018-04-13 13:19:21,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-13 13:19:21,155 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,176 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:21,755 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 67 dim-0 vars, and 15 xjuncts. [2018-04-13 13:19:21,755 INFO L202 ElimStorePlain]: Needed 40 recursive calls to eliminate 7 variables, input treesize:275, output treesize:3189 [2018-04-13 13:19:22,506 WARN L151 SmtUtils]: Spent 382ms on a formula simplification. DAG size of input: 701 DAG size of output 236 [2018-04-13 13:19:22,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 125 [2018-04-13 13:19:22,798 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:22,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:19:22,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:22,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2018-04-13 13:19:22,823 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:22,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-13 13:19:22,844 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:22,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2018-04-13 13:19:22,863 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:22,881 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:23,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2018-04-13 13:19:23,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:19:23,051 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:19:23,077 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,093 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:23,261 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:23,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 170 [2018-04-13 13:19:23,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:19:23,264 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 27 [2018-04-13 13:19:23,294 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:23,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-13 13:19:23,324 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:23,349 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:23,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2018-04-13 13:19:23,350 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,374 INFO L267 ElimStorePlain]: Start of recursive call 10: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:23,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 138 [2018-04-13 13:19:23,538 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:23,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2018-04-13 13:19:23,538 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-13 13:19:23,563 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:23,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-13 13:19:23,586 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:23,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-04-13 13:19:23,607 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,633 INFO L267 ElimStorePlain]: Start of recursive call 15: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:23,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 85 [2018-04-13 13:19:23,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:19:23,781 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:19:23,802 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:19:23,820 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,836 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:19:23,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:23,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:23,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 4 case distinctions, treesize of input 284 treesize of output 209 [2018-04-13 13:19:24,009 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:24,013 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 168 treesize of output 168 [2018-04-13 13:19:24,014 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:19:24,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 146 [2018-04-13 13:19:24,689 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:25,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 164 treesize of output 169 [2018-04-13 13:19:25,296 INFO L267 ElimStorePlain]: Start of recursive call 27: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-13 13:19:26,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 136 [2018-04-13 13:19:26,116 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:26,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:26,904 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:26,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 122 [2018-04-13 13:19:26,905 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:27,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 142 [2018-04-13 13:19:27,731 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:28,527 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:28,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:28,529 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:28,530 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:28,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 136 treesize of output 138 [2018-04-13 13:19:28,544 INFO L267 ElimStorePlain]: Start of recursive call 31: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-13 13:19:29,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 140 [2018-04-13 13:19:29,494 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:30,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 146 [2018-04-13 13:19:30,423 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:31,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:31,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:31,330 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:31,330 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:31,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 126 [2018-04-13 13:19:31,331 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:32,230 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:32,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 148 [2018-04-13 13:19:32,231 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:33,123 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:33,123 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:33,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 138 [2018-04-13 13:19:33,124 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:34,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 124 [2018-04-13 13:19:34,006 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:34,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 150 [2018-04-13 13:19:34,910 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:35,778 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:35,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 168 treesize of output 150 [2018-04-13 13:19:35,783 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:19:36,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:19:36,680 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:36,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 142 treesize of output 138 [2018-04-13 13:19:36,688 INFO L267 ElimStorePlain]: Start of recursive call 40: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-13 13:19:37,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 110 [2018-04-13 13:19:37,653 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:38,576 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:38,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 138 [2018-04-13 13:19:38,577 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:39,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 111 [2018-04-13 13:19:39,525 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:40,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 130 [2018-04-13 13:19:40,449 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:41,428 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:41,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 101 [2018-04-13 13:19:41,428 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:42,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 168 [2018-04-13 13:19:42,371 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:43,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 116 [2018-04-13 13:19:43,282 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:44,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 144 [2018-04-13 13:19:44,173 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:45,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:45,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 132 [2018-04-13 13:19:45,071 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:45,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 111 [2018-04-13 13:19:45,998 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:46,908 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:46,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 146 [2018-04-13 13:19:46,909 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:47,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 174 treesize of output 175 [2018-04-13 13:19:47,760 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:19:48,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 137 [2018-04-13 13:19:48,717 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:49,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 141 [2018-04-13 13:19:49,628 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:49,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 137 [2018-04-13 13:19:49,630 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:50,598 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:50,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 127 [2018-04-13 13:19:50,598 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:51,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 125 [2018-04-13 13:19:51,535 INFO L267 ElimStorePlain]: Start of recursive call 57: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:51,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 129 [2018-04-13 13:19:51,537 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:52,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 140 [2018-04-13 13:19:52,459 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:53,360 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:53,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 113 [2018-04-13 13:19:53,361 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:53,363 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:53,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 117 [2018-04-13 13:19:53,363 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:54,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 115 [2018-04-13 13:19:54,282 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:19:55,229 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:55,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 145 [2018-04-13 13:19:55,230 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:55,231 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:55,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 136 [2018-04-13 13:19:55,232 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:55,233 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:55,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2018-04-13 13:19:55,234 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:55,235 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:55,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 141 [2018-04-13 13:19:55,236 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-13 13:19:56,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2018-04-13 13:19:56,137 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:57,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 115 [2018-04-13 13:19:57,056 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:57,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 98 [2018-04-13 13:19:57,058 INFO L267 ElimStorePlain]: Start of recursive call 69: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:57,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 111 [2018-04-13 13:19:57,060 INFO L267 ElimStorePlain]: Start of recursive call 70: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:57,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 106 [2018-04-13 13:19:57,061 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:57,971 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:57,971 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:19:57,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 128 treesize of output 126 [2018-04-13 13:19:57,979 INFO L267 ElimStorePlain]: Start of recursive call 72: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:19:58,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 107 [2018-04-13 13:19:58,941 INFO L267 ElimStorePlain]: Start of recursive call 73: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:19:59,848 INFO L267 ElimStorePlain]: Start of recursive call 24: 40 dim-1 vars, End of recursive call: 45 dim-0 vars, and 21 xjuncts. [2018-04-13 13:20:01,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2018-04-13 13:20:01,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:20:01,002 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:01,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:01,022 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:01,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:01,038 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:01,052 INFO L267 ElimStorePlain]: Start of recursive call 74: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:02,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:02,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:02,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 248 treesize of output 157 [2018-04-13 13:20:02,398 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:02,402 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 43 [2018-04-13 13:20:02,403 INFO L267 ElimStorePlain]: Start of recursive call 79: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:20:02,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:02,435 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:02,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 20 [2018-04-13 13:20:02,457 INFO L267 ElimStorePlain]: Start of recursive call 81: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:02,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-13 13:20:02,477 INFO L267 ElimStorePlain]: Start of recursive call 82: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:02,496 INFO L267 ElimStorePlain]: Start of recursive call 78: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:03,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 73 [2018-04-13 13:20:03,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:03,584 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:03,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:03,601 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:03,616 INFO L267 ElimStorePlain]: Start of recursive call 83: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:04,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 105 treesize of output 111 [2018-04-13 13:20:04,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 96 [2018-04-13 13:20:04,701 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:04,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 91 [2018-04-13 13:20:04,841 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:04,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 87 [2018-04-13 13:20:04,963 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:05,093 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:05,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 91 [2018-04-13 13:20:05,094 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 84 [2018-04-13 13:20:05,212 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:05,327 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:05,327 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:05,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 86 [2018-04-13 13:20:05,328 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,413 INFO L267 ElimStorePlain]: Start of recursive call 86: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 106 treesize of output 108 [2018-04-13 13:20:05,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 97 [2018-04-13 13:20:05,421 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 86 [2018-04-13 13:20:05,489 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 81 [2018-04-13 13:20:05,551 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 89 [2018-04-13 13:20:05,611 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,671 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:05,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2018-04-13 13:20:05,672 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,708 INFO L267 ElimStorePlain]: Start of recursive call 93: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 109 [2018-04-13 13:20:05,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 98 [2018-04-13 13:20:05,717 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,789 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:05,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 89 [2018-04-13 13:20:05,790 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2018-04-13 13:20:05,855 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 82 [2018-04-13 13:20:05,920 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,981 INFO L267 ElimStorePlain]: Start of recursive call 99: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:05,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 96 [2018-04-13 13:20:05,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:20:05,986 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:06,008 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:06,029 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,049 INFO L267 ElimStorePlain]: Start of recursive call 104: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 96 [2018-04-13 13:20:06,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 81 [2018-04-13 13:20:06,057 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 85 [2018-04-13 13:20:06,116 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,175 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:06,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 69 [2018-04-13 13:20:06,175 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,238 INFO L267 ElimStorePlain]: Start of recursive call 108: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 113 [2018-04-13 13:20:06,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 104 [2018-04-13 13:20:06,247 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 97 [2018-04-13 13:20:06,325 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:06,393 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:06,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 97 [2018-04-13 13:20:06,394 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 82 [2018-04-13 13:20:06,456 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,514 INFO L267 ElimStorePlain]: Start of recursive call 112: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 107 [2018-04-13 13:20:06,525 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:06,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-04-13 13:20:06,526 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 72 [2018-04-13 13:20:06,651 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,793 INFO L267 ElimStorePlain]: Start of recursive call 117: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 107 treesize of output 105 [2018-04-13 13:20:06,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 96 [2018-04-13 13:20:06,802 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 79 [2018-04-13 13:20:06,859 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 74 [2018-04-13 13:20:06,916 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:06,968 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:06,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 87 [2018-04-13 13:20:06,969 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 70 [2018-04-13 13:20:07,020 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,051 INFO L267 ElimStorePlain]: Start of recursive call 120: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 101 [2018-04-13 13:20:07,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:20:07,056 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:07,081 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:07,105 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,125 INFO L267 ElimStorePlain]: Start of recursive call 126: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 109 [2018-04-13 13:20:07,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 98 [2018-04-13 13:20:07,134 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,204 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:07,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 89 [2018-04-13 13:20:07,205 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 82 [2018-04-13 13:20:07,273 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,353 INFO L267 ElimStorePlain]: Start of recursive call 130: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 124 [2018-04-13 13:20:07,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 105 [2018-04-13 13:20:07,365 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 85 [2018-04-13 13:20:07,516 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,715 INFO L267 ElimStorePlain]: Start of recursive call 134: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 93 [2018-04-13 13:20:07,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 84 [2018-04-13 13:20:07,723 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,779 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:07,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 75 [2018-04-13 13:20:07,780 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 79 [2018-04-13 13:20:07,832 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 66 [2018-04-13 13:20:07,882 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,926 INFO L267 ElimStorePlain]: Start of recursive call 137: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:07,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 107 treesize of output 105 [2018-04-13 13:20:07,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 94 [2018-04-13 13:20:07,934 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 89 [2018-04-13 13:20:08,003 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 82 [2018-04-13 13:20:08,071 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,145 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:08,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 85 [2018-04-13 13:20:08,145 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 78 [2018-04-13 13:20:08,204 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,240 INFO L267 ElimStorePlain]: Start of recursive call 142: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 117 [2018-04-13 13:20:08,248 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:08,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 97 [2018-04-13 13:20:08,249 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 102 [2018-04-13 13:20:08,323 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 86 [2018-04-13 13:20:08,392 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,476 INFO L267 ElimStorePlain]: Start of recursive call 148: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 103 treesize of output 103 [2018-04-13 13:20:08,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 88 [2018-04-13 13:20:08,484 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 79 [2018-04-13 13:20:08,545 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 74 [2018-04-13 13:20:08,608 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,659 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:08,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 81 [2018-04-13 13:20:08,660 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 70 [2018-04-13 13:20:08,711 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,744 INFO L267 ElimStorePlain]: Start of recursive call 152: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 101 [2018-04-13 13:20:08,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:08,749 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:08,772 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:20:08,794 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,812 INFO L267 ElimStorePlain]: Start of recursive call 158: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 108 [2018-04-13 13:20:08,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 93 [2018-04-13 13:20:08,821 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 81 [2018-04-13 13:20:08,891 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,989 INFO L267 ElimStorePlain]: Start of recursive call 162: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:08,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 97 [2018-04-13 13:20:08,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:08,994 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:09,018 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:20:09,040 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,059 INFO L267 ElimStorePlain]: Start of recursive call 165: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 108 [2018-04-13 13:20:09,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 93 [2018-04-13 13:20:09,069 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 97 [2018-04-13 13:20:09,138 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 92 [2018-04-13 13:20:09,205 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 85 [2018-04-13 13:20:09,270 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 81 [2018-04-13 13:20:09,335 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,375 INFO L267 ElimStorePlain]: Start of recursive call 169: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 113 [2018-04-13 13:20:09,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 100 [2018-04-13 13:20:09,387 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 91 [2018-04-13 13:20:09,526 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,653 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:09,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 88 [2018-04-13 13:20:09,654 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 77 [2018-04-13 13:20:09,783 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,883 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:09,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 89 [2018-04-13 13:20:09,883 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:09,969 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:09,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 73 [2018-04-13 13:20:09,969 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:10,042 INFO L267 ElimStorePlain]: Start of recursive call 175: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:10,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 97 [2018-04-13 13:20:10,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:10,046 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:10,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:10,071 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:10,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:20:10,094 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:10,113 INFO L267 ElimStorePlain]: Start of recursive call 182: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:10,931 INFO L267 ElimStorePlain]: Start of recursive call 1: 30 dim-0 vars, 10 dim-2 vars, End of recursive call: 57 dim-0 vars, and 25 xjuncts. [2018-04-13 13:20:10,932 INFO L202 ElimStorePlain]: Needed 185 recursive calls to eliminate 40 variables, input treesize:1061, output treesize:985 [2018-04-13 13:20:11,295 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 42 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:20:11,296 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:20:11,296 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 13:20:11,296 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 13:20:11,296 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 13:20:11,296 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=802, Unknown=21, NotChecked=0, Total=930 [2018-04-13 13:20:11,296 INFO L87 Difference]: Start difference. First operand 446 states and 485 transitions. Second operand 31 states. [2018-04-13 13:20:14,014 WARN L151 SmtUtils]: Spent 174ms on a formula simplification. DAG size of input: 248 DAG size of output 248 [2018-04-13 13:20:14,499 WARN L151 SmtUtils]: Spent 186ms on a formula simplification. DAG size of input: 399 DAG size of output 251 [2018-04-13 13:20:15,080 WARN L151 SmtUtils]: Spent 214ms on a formula simplification. DAG size of input: 434 DAG size of output 261 [2018-04-13 13:20:15,345 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 282 DAG size of output 257 [2018-04-13 13:20:15,660 WARN L151 SmtUtils]: Spent 188ms on a formula simplification. DAG size of input: 296 DAG size of output 253 [2018-04-13 13:20:16,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:20:16,638 INFO L93 Difference]: Finished difference Result 522 states and 565 transitions. [2018-04-13 13:20:16,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 13:20:16,638 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 73 [2018-04-13 13:20:16,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:20:16,639 INFO L225 Difference]: With dead ends: 522 [2018-04-13 13:20:16,639 INFO L226 Difference]: Without dead ends: 522 [2018-04-13 13:20:16,639 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 748 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=464, Invalid=3105, Unknown=91, NotChecked=0, Total=3660 [2018-04-13 13:20:16,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2018-04-13 13:20:16,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 419. [2018-04-13 13:20:16,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2018-04-13 13:20:16,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 455 transitions. [2018-04-13 13:20:16,642 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 455 transitions. Word has length 73 [2018-04-13 13:20:16,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:20:16,642 INFO L459 AbstractCegarLoop]: Abstraction has 419 states and 455 transitions. [2018-04-13 13:20:16,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 13:20:16,642 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 455 transitions. [2018-04-13 13:20:16,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:20:16,642 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:20:16,642 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:20:16,642 INFO L408 AbstractCegarLoop]: === Iteration 66 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:20:16,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1311083457, now seen corresponding path program 7 times [2018-04-13 13:20:16,642 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:20:16,643 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:20:16,643 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:20:16,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:20:16,643 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:20:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:20:16,649 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:20:16,652 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:20:16,652 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:20:16,652 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:20:16,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:20:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:20:16,685 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:20:16,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:20:16,690 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,692 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,692 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:20:16,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:20:16,717 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:16,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:16,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:20:16,734 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,742 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,742 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:20:16,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:20:16,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:20:16,759 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,760 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:20:16,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:20:16,775 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,777 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,789 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,789 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:54 [2018-04-13 13:20:16,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:16,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:20:16,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:20:16,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,849 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:16,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:20:16,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:20:16,867 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,871 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,884 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:16,884 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:75 [2018-04-13 13:20:16,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:20:16,907 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,924 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:16,924 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:82, output treesize:69 [2018-04-13 13:20:16,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:16,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:16,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:16,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:16,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:20:16,957 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:16,975 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:16,975 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:80, output treesize:86 [2018-04-13 13:20:17,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,013 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2018-04-13 13:20:17,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:20:17,016 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,023 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:20:17,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:20:17,050 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,054 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,070 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:17,070 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:113, output treesize:68 [2018-04-13 13:20:17,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:20:17,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:20:17,151 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,154 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 91 [2018-04-13 13:20:17,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:20:17,182 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,191 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:17,208 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:119, output treesize:98 [2018-04-13 13:20:17,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:20:17,242 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-04-13 13:20:17,271 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:17,292 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:112, output treesize:95 [2018-04-13 13:20:17,323 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:17,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 49 [2018-04-13 13:20:17,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 13:20:17,327 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,331 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 75 [2018-04-13 13:20:17,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:20:17,361 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,369 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,388 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:17,388 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:119, output treesize:106 [2018-04-13 13:20:17,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,477 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 71 [2018-04-13 13:20:17,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:20:17,484 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,490 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,518 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,519 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,519 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 158 [2018-04-13 13:20:17,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:20:17,530 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,551 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,574 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:17,574 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:199, output treesize:167 [2018-04-13 13:20:17,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 3 [2018-04-13 13:20:17,618 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,640 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:17,641 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:219, output treesize:186 [2018-04-13 13:20:17,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 73 [2018-04-13 13:20:17,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:17,732 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:20:17,739 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:17,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:17,744 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,746 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,765 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:17,765 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:203, output treesize:158 [2018-04-13 13:20:17,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,903 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:17,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:17,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 129 [2018-04-13 13:20:17,911 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:17,923 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 62 [2018-04-13 13:20:17,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,938 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:17,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 13:20:17,939 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:20:17,952 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,970 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,989 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:17,990 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 15 variables, input treesize:309, output treesize:5 [2018-04-13 13:20:18,065 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 53 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:20:18,065 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:20:18,065 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 13:20:18,065 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 13:20:18,065 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 13:20:18,065 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=754, Unknown=7, NotChecked=0, Total=870 [2018-04-13 13:20:18,065 INFO L87 Difference]: Start difference. First operand 419 states and 455 transitions. Second operand 30 states. [2018-04-13 13:20:21,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:20:21,316 INFO L93 Difference]: Finished difference Result 516 states and 558 transitions. [2018-04-13 13:20:21,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 13:20:21,317 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 73 [2018-04-13 13:20:21,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:20:21,317 INFO L225 Difference]: With dead ends: 516 [2018-04-13 13:20:21,318 INFO L226 Difference]: Without dead ends: 516 [2018-04-13 13:20:21,318 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 903 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=614, Invalid=3517, Unknown=29, NotChecked=0, Total=4160 [2018-04-13 13:20:21,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2018-04-13 13:20:21,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 446. [2018-04-13 13:20:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-04-13 13:20:21,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 487 transitions. [2018-04-13 13:20:21,320 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 487 transitions. Word has length 73 [2018-04-13 13:20:21,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:20:21,320 INFO L459 AbstractCegarLoop]: Abstraction has 446 states and 487 transitions. [2018-04-13 13:20:21,320 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 13:20:21,320 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 487 transitions. [2018-04-13 13:20:21,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:20:21,321 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:20:21,321 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:20:21,321 INFO L408 AbstractCegarLoop]: === Iteration 67 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:20:21,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1311083456, now seen corresponding path program 5 times [2018-04-13 13:20:21,321 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:20:21,321 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:20:21,321 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:20:21,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:20:21,321 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:20:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:20:21,327 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:20:21,329 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:20:21,329 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:20:21,329 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:20:21,330 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-13 13:20:21,352 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-13 13:20:21,352 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:20:21,355 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:20:21,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:20:21,376 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,380 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,380 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-13 13:20:21,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:20:21,405 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:20:21,417 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,427 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:20:21,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:20:21,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:20:21,445 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,447 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,457 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,457 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:47 [2018-04-13 13:20:21,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:20:21,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:20:21,511 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,518 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,528 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,528 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:62, output treesize:58 [2018-04-13 13:20:21,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-13 13:20:21,576 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 37 [2018-04-13 13:20:21,590 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,601 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,602 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:71 [2018-04-13 13:20:21,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:20:21,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:20:21,627 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,628 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 73 [2018-04-13 13:20:21,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:20:21,684 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,691 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,704 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:95, output treesize:81 [2018-04-13 13:20:21,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 120 [2018-04-13 13:20:21,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:20:21,783 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,798 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 36 [2018-04-13 13:20:21,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:20:21,822 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,825 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,841 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:21,841 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:127, output treesize:119 [2018-04-13 13:20:21,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-13 13:20:21,878 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 63 [2018-04-13 13:20:21,909 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,931 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:21,931 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:133, output treesize:126 [2018-04-13 13:20:21,967 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:21,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 57 [2018-04-13 13:20:21,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 13:20:21,971 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,976 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:21,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:21,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:22,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:22,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 123 [2018-04-13 13:20:22,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:20:22,005 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:22,027 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:22,044 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:22,045 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:145, output treesize:124 [2018-04-13 13:20:22,156 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:22,162 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:22,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 176 [2018-04-13 13:20:22,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 255 treesize of output 254 [2018-04-13 13:20:22,187 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:22,565 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:22,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 140 [2018-04-13 13:20:22,566 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:22,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 135 treesize of output 165 [2018-04-13 13:20:22,714 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:20:22,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-13 13:20:23,015 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:23,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 122 [2018-04-13 13:20:23,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-04-13 13:20:23,017 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:23,028 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:23,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:23,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 224 [2018-04-13 13:20:23,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:20:23,036 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:23,055 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:23,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 134 [2018-04-13 13:20:23,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:20:23,062 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:23,075 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:23,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 194 treesize of output 224 [2018-04-13 13:20:23,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 202 [2018-04-13 13:20:23,091 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:23,133 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:23,217 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 12 dim-0 vars, and 4 xjuncts. [2018-04-13 13:20:23,217 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 5 variables, input treesize:225, output treesize:638 [2018-04-13 13:20:24,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:24,061 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:24,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:24,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:24,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 1 case distinctions, treesize of input 251 treesize of output 188 [2018-04-13 13:20:24,082 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 165 treesize of output 175 [2018-04-13 13:20:24,086 INFO L267 ElimStorePlain]: Start of recursive call 3: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-13 13:20:24,440 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:24,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 151 [2018-04-13 13:20:24,441 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:24,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 123 [2018-04-13 13:20:24,807 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:25,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 121 [2018-04-13 13:20:25,155 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:25,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 105 [2018-04-13 13:20:25,515 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:25,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:25,847 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:25,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 145 [2018-04-13 13:20:25,849 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:25,852 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:25,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 151 treesize of output 145 [2018-04-13 13:20:25,857 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-13 13:20:25,859 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:25,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 145 treesize of output 139 [2018-04-13 13:20:25,865 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-13 13:20:25,866 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:25,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 127 [2018-04-13 13:20:25,867 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:25,870 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:25,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 155 treesize of output 149 [2018-04-13 13:20:25,875 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 13:20:25,876 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:25,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 133 [2018-04-13 13:20:25,877 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:25,880 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:25,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 155 treesize of output 149 [2018-04-13 13:20:25,885 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-13 13:20:26,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 113 [2018-04-13 13:20:26,296 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:20:26,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:26,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 127 treesize of output 133 [2018-04-13 13:20:26,309 INFO L267 ElimStorePlain]: Start of recursive call 16: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-13 13:20:26,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 123 treesize of output 133 [2018-04-13 13:20:26,325 INFO L267 ElimStorePlain]: Start of recursive call 17: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 8 xjuncts. [2018-04-13 13:20:26,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 113 [2018-04-13 13:20:26,331 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:20:26,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 123 treesize of output 133 [2018-04-13 13:20:26,347 INFO L267 ElimStorePlain]: Start of recursive call 19: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 8 xjuncts. [2018-04-13 13:20:26,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 127 treesize of output 137 [2018-04-13 13:20:26,363 INFO L267 ElimStorePlain]: Start of recursive call 20: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 8 xjuncts. [2018-04-13 13:20:26,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 127 treesize of output 137 [2018-04-13 13:20:26,380 INFO L267 ElimStorePlain]: Start of recursive call 21: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 8 xjuncts. [2018-04-13 13:20:28,781 INFO L267 ElimStorePlain]: Start of recursive call 2: 7 dim-1 vars, End of recursive call: 82 dim-0 vars, and 41 xjuncts. [2018-04-13 13:20:36,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 103 [2018-04-13 13:20:36,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 88 [2018-04-13 13:20:36,755 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:36,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 82 [2018-04-13 13:20:36,813 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:36,873 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:36,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:36,873 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:36,960 INFO L267 ElimStorePlain]: Start of recursive call 22: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:36,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:36,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 92 [2018-04-13 13:20:36,970 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 80 [2018-04-13 13:20:37,033 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 78 [2018-04-13 13:20:37,091 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,143 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:37,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 58 [2018-04-13 13:20:37,144 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,210 INFO L267 ElimStorePlain]: Start of recursive call 26: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 107 [2018-04-13 13:20:37,221 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:37,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 82 [2018-04-13 13:20:37,221 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 84 [2018-04-13 13:20:37,288 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-13 13:20:37,343 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 80 [2018-04-13 13:20:37,392 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 61 [2018-04-13 13:20:37,442 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,507 INFO L267 ElimStorePlain]: Start of recursive call 31: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:37,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 96 [2018-04-13 13:20:37,518 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,586 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:37,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 74 [2018-04-13 13:20:37,586 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 84 [2018-04-13 13:20:37,641 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2018-04-13 13:20:37,694 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 71 [2018-04-13 13:20:37,746 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 69 [2018-04-13 13:20:37,794 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:37,841 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,869 INFO L267 ElimStorePlain]: Start of recursive call 37: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:37,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 92 [2018-04-13 13:20:37,880 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 82 [2018-04-13 13:20:37,942 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:37,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 85 [2018-04-13 13:20:37,997 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 75 [2018-04-13 13:20:38,056 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,108 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:38,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 58 [2018-04-13 13:20:38,109 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,162 INFO L267 ElimStorePlain]: Start of recursive call 45: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 103 [2018-04-13 13:20:38,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 92 [2018-04-13 13:20:38,174 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 81 [2018-04-13 13:20:38,238 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 77 [2018-04-13 13:20:38,298 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 84 [2018-04-13 13:20:38,355 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 82 [2018-04-13 13:20:38,416 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,469 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:38,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:38,470 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,526 INFO L267 ElimStorePlain]: Start of recursive call 51: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:38,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 92 [2018-04-13 13:20:38,537 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,602 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:38,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 67 [2018-04-13 13:20:38,603 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 88 [2018-04-13 13:20:38,662 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2018-04-13 13:20:38,717 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 79 [2018-04-13 13:20:38,774 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-13 13:20:38,822 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-04-13 13:20:38,888 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,915 INFO L267 ElimStorePlain]: Start of recursive call 58: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 111 [2018-04-13 13:20:38,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 100 [2018-04-13 13:20:38,925 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:38,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2018-04-13 13:20:38,991 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 79 [2018-04-13 13:20:39,058 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-13 13:20:39,110 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,158 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:39,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 74 [2018-04-13 13:20:39,159 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2018-04-13 13:20:39,213 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:39,255 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,283 INFO L267 ElimStorePlain]: Start of recursive call 66: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 95 [2018-04-13 13:20:39,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2018-04-13 13:20:39,293 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,347 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:39,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 70 [2018-04-13 13:20:39,347 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 68 [2018-04-13 13:20:39,397 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 74 [2018-04-13 13:20:39,446 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-13 13:20:39,492 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,544 INFO L267 ElimStorePlain]: Start of recursive call 74: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 91 [2018-04-13 13:20:39,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:39,551 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-13 13:20:39,571 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:20:39,588 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:39,606 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,619 INFO L267 ElimStorePlain]: Start of recursive call 80: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 107 [2018-04-13 13:20:39,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 96 [2018-04-13 13:20:39,629 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,694 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:39,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 70 [2018-04-13 13:20:39,694 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 77 [2018-04-13 13:20:39,744 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 75 [2018-04-13 13:20:39,803 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 68 [2018-04-13 13:20:39,860 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 68 [2018-04-13 13:20:39,910 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-13 13:20:39,951 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,979 INFO L267 ElimStorePlain]: Start of recursive call 85: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:39,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:39,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 88 [2018-04-13 13:20:39,990 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,053 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:40,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 63 [2018-04-13 13:20:40,053 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2018-04-13 13:20:40,107 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 74 [2018-04-13 13:20:40,157 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 61 [2018-04-13 13:20:40,209 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,266 INFO L267 ElimStorePlain]: Start of recursive call 93: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:40,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 99 [2018-04-13 13:20:40,277 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,356 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:40,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 74 [2018-04-13 13:20:40,357 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-13 13:20:40,410 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-04-13 13:20:40,464 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,540 INFO L267 ElimStorePlain]: Start of recursive call 99: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 103 [2018-04-13 13:20:40,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 97 [2018-04-13 13:20:40,550 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 83 [2018-04-13 13:20:40,611 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 76 [2018-04-13 13:20:40,669 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 72 [2018-04-13 13:20:40,724 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 84 [2018-04-13 13:20:40,780 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 82 [2018-04-13 13:20:40,831 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,883 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:40,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:40,883 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,910 INFO L267 ElimStorePlain]: Start of recursive call 104: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:40,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 93 [2018-04-13 13:20:40,920 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:40,982 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:40,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 65 [2018-04-13 13:20:40,983 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-13 13:20:41,034 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,120 INFO L267 ElimStorePlain]: Start of recursive call 112: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:41,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 99 [2018-04-13 13:20:41,131 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2018-04-13 13:20:41,200 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 89 [2018-04-13 13:20:41,267 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,321 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:41,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 69 [2018-04-13 13:20:41,322 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:41,370 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,432 INFO L267 ElimStorePlain]: Start of recursive call 116: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 99 [2018-04-13 13:20:41,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 84 [2018-04-13 13:20:41,443 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 82 [2018-04-13 13:20:41,511 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 93 [2018-04-13 13:20:41,573 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,630 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:41,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:41,631 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,700 INFO L267 ElimStorePlain]: Start of recursive call 122: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:41,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 96 [2018-04-13 13:20:41,710 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 84 [2018-04-13 13:20:41,788 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 89 [2018-04-13 13:20:41,842 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:20:41,902 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:41,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:41,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:41,962 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,014 INFO L267 ElimStorePlain]: Start of recursive call 127: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:42,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 97 [2018-04-13 13:20:42,025 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,086 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:42,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 69 [2018-04-13 13:20:42,087 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:42,139 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,219 INFO L267 ElimStorePlain]: Start of recursive call 133: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:42,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 96 [2018-04-13 13:20:42,230 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,311 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:42,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 74 [2018-04-13 13:20:42,312 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2018-04-13 13:20:42,368 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:42,419 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,488 INFO L267 ElimStorePlain]: Start of recursive call 137: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:42,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 101 [2018-04-13 13:20:42,498 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 86 [2018-04-13 13:20:42,561 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 89 [2018-04-13 13:20:42,615 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 73 [2018-04-13 13:20:42,668 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:20:42,725 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-13 13:20:42,777 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,835 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:42,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:42,836 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,862 INFO L267 ElimStorePlain]: Start of recursive call 142: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:42,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 88 [2018-04-13 13:20:42,871 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 84 [2018-04-13 13:20:42,936 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:42,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 78 [2018-04-13 13:20:42,993 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 82 [2018-04-13 13:20:43,046 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 72 [2018-04-13 13:20:43,096 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,145 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:43,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 58 [2018-04-13 13:20:43,146 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,186 INFO L267 ElimStorePlain]: Start of recursive call 150: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:43,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2018-04-13 13:20:43,199 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 85 [2018-04-13 13:20:43,266 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 75 [2018-04-13 13:20:43,315 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 79 [2018-04-13 13:20:43,364 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 69 [2018-04-13 13:20:43,420 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:43,467 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,510 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:43,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 58 [2018-04-13 13:20:43,510 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,536 INFO L267 ElimStorePlain]: Start of recursive call 157: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:43,547 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:43,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 78 [2018-04-13 13:20:43,547 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 68 [2018-04-13 13:20:43,601 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 84 [2018-04-13 13:20:43,653 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-13 13:20:43,699 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,774 INFO L267 ElimStorePlain]: Start of recursive call 165: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:43,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 92 [2018-04-13 13:20:43,784 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 80 [2018-04-13 13:20:43,852 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-13 13:20:43,904 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:43,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-04-13 13:20:43,952 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,000 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:44,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 70 [2018-04-13 13:20:44,001 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-13 13:20:44,046 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 61 [2018-04-13 13:20:44,090 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,117 INFO L267 ElimStorePlain]: Start of recursive call 170: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 99 [2018-04-13 13:20:44,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 91 [2018-04-13 13:20:44,131 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 79 [2018-04-13 13:20:44,191 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 85 [2018-04-13 13:20:44,242 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 69 [2018-04-13 13:20:44,292 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 75 [2018-04-13 13:20:44,340 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:44,388 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,432 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:44,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 58 [2018-04-13 13:20:44,432 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,458 INFO L267 ElimStorePlain]: Start of recursive call 178: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:44,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2018-04-13 13:20:44,469 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 74 [2018-04-13 13:20:44,530 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,584 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:44,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 70 [2018-04-13 13:20:44,585 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 68 [2018-04-13 13:20:44,632 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-13 13:20:44,677 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,729 INFO L267 ElimStorePlain]: Start of recursive call 186: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:44,740 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:44,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 82 [2018-04-13 13:20:44,740 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 93 [2018-04-13 13:20:44,806 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 86 [2018-04-13 13:20:44,860 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 73 [2018-04-13 13:20:44,910 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:44,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2018-04-13 13:20:44,958 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:45,003 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,052 INFO L267 ElimStorePlain]: Start of recursive call 192: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:45,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2018-04-13 13:20:45,062 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 74 [2018-04-13 13:20:45,122 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 85 [2018-04-13 13:20:45,172 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2018-04-13 13:20:45,219 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:45,267 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,311 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:45,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 65 [2018-04-13 13:20:45,312 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-13 13:20:45,352 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,378 INFO L267 ElimStorePlain]: Start of recursive call 199: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 99 [2018-04-13 13:20:45,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 89 [2018-04-13 13:20:45,389 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2018-04-13 13:20:45,448 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:45,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 65 [2018-04-13 13:20:45,503 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-13 13:20:45,547 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,610 INFO L267 ElimStorePlain]: Start of recursive call 207: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:45,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 97 [2018-04-13 13:20:45,621 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 88 [2018-04-13 13:20:45,688 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:20:45,745 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 84 [2018-04-13 13:20:45,804 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 71 [2018-04-13 13:20:45,854 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 69 [2018-04-13 13:20:45,907 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,954 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:45,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:45,954 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,982 INFO L267 ElimStorePlain]: Start of recursive call 212: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:45,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 103 [2018-04-13 13:20:45,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2018-04-13 13:20:45,993 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 78 [2018-04-13 13:20:46,055 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 76 [2018-04-13 13:20:46,111 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-13 13:20:46,162 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,215 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:46,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 74 [2018-04-13 13:20:46,216 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-13 13:20:46,263 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-04-13 13:20:46,312 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,340 INFO L267 ElimStorePlain]: Start of recursive call 220: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:46,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 97 [2018-04-13 13:20:46,350 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:20:46,415 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 88 [2018-04-13 13:20:46,471 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 84 [2018-04-13 13:20:46,526 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 76 [2018-04-13 13:20:46,578 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-13 13:20:46,630 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,678 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:46,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:46,678 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,708 INFO L267 ElimStorePlain]: Start of recursive call 228: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 107 [2018-04-13 13:20:46,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 92 [2018-04-13 13:20:46,719 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 88 [2018-04-13 13:20:46,784 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 84 [2018-04-13 13:20:46,840 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,894 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:46,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 67 [2018-04-13 13:20:46,894 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 76 [2018-04-13 13:20:46,946 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:46,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-04-13 13:20:46,991 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,032 INFO L267 ElimStorePlain]: Start of recursive call 236: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:47,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 97 [2018-04-13 13:20:47,042 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:20:47,101 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2018-04-13 13:20:47,156 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 85 [2018-04-13 13:20:47,207 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,256 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:47,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 65 [2018-04-13 13:20:47,256 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-13 13:20:47,306 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,345 INFO L267 ElimStorePlain]: Start of recursive call 243: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:47,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2018-04-13 13:20:47,356 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 74 [2018-04-13 13:20:47,418 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-13 13:20:47,472 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 80 [2018-04-13 13:20:47,524 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-04-13 13:20:47,574 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:47,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 63 [2018-04-13 13:20:47,620 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 61 [2018-04-13 13:20:47,660 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,690 INFO L267 ElimStorePlain]: Start of recursive call 250: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 107 [2018-04-13 13:20:47,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 99 [2018-04-13 13:20:47,701 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 74 [2018-04-13 13:20:47,782 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 80 [2018-04-13 13:20:47,844 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-13 13:20:47,897 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 78 [2018-04-13 13:20:47,942 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:47,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-04-13 13:20:47,989 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,036 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:48,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 58 [2018-04-13 13:20:48,037 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,062 INFO L267 ElimStorePlain]: Start of recursive call 258: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 99 [2018-04-13 13:20:48,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 89 [2018-04-13 13:20:48,073 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 91 [2018-04-13 13:20:48,131 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 78 [2018-04-13 13:20:48,188 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 71 [2018-04-13 13:20:48,239 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:20:48,292 INFO L267 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,346 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:48,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:48,347 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,392 INFO L267 ElimStorePlain]: Start of recursive call 266: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:48,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 92 [2018-04-13 13:20:48,403 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 77 [2018-04-13 13:20:48,478 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 75 [2018-04-13 13:20:48,533 INFO L267 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 68 [2018-04-13 13:20:48,592 INFO L267 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,643 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:48,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 70 [2018-04-13 13:20:48,643 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-13 13:20:48,687 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 61 [2018-04-13 13:20:48,732 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,759 INFO L267 ElimStorePlain]: Start of recursive call 273: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-13 13:20:48,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2018-04-13 13:20:48,769 INFO L267 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 74 [2018-04-13 13:20:48,845 INFO L267 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2018-04-13 13:20:48,896 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-13 13:20:48,945 INFO L267 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:48,994 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:48,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 70 [2018-04-13 13:20:48,994 INFO L267 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-13 13:20:49,034 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 61 [2018-04-13 13:20:49,075 INFO L267 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,107 INFO L267 ElimStorePlain]: Start of recursive call 281: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 103 [2018-04-13 13:20:49,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2018-04-13 13:20:49,117 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 78 [2018-04-13 13:20:49,182 INFO L267 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 89 [2018-04-13 13:20:49,239 INFO L267 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-13 13:20:49,292 INFO L267 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,343 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:49,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 62 [2018-04-13 13:20:49,343 INFO L267 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:49,401 INFO L267 ElimStorePlain]: Start of recursive call 289: 7 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:50,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:50,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:50,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:50,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:50,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:20:50,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 136 [2018-04-13 13:20:50,857 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:50,862 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 47 [2018-04-13 13:20:50,863 INFO L267 ElimStorePlain]: Start of recursive call 296: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:20:50,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 71 [2018-04-13 13:20:50,894 INFO L267 ElimStorePlain]: Start of recursive call 297: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:50,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2018-04-13 13:20:50,912 INFO L267 ElimStorePlain]: Start of recursive call 298: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:50,927 INFO L267 ElimStorePlain]: Start of recursive call 295: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:20:52,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 71 [2018-04-13 13:20:52,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-13 13:20:52,413 INFO L267 ElimStorePlain]: Start of recursive call 300: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:52,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:52,430 INFO L267 ElimStorePlain]: Start of recursive call 301: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:52,443 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:20:52,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:20:52,444 INFO L267 ElimStorePlain]: Start of recursive call 302: End of recursive call: and 1 xjuncts. [2018-04-13 13:20:52,455 INFO L267 ElimStorePlain]: Start of recursive call 299: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:20:56,725 INFO L267 ElimStorePlain]: Start of recursive call 1: 17 dim-0 vars, 8 dim-2 vars, End of recursive call: 83 dim-0 vars, and 42 xjuncts. [2018-04-13 13:20:56,725 INFO L202 ElimStorePlain]: Needed 302 recursive calls to eliminate 25 variables, input treesize:805, output treesize:1340 [2018-04-13 13:20:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:20:57,077 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:20:57,077 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 13:20:57,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 13:20:57,077 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 13:20:57,077 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=810, Unknown=0, NotChecked=0, Total=930 [2018-04-13 13:20:57,077 INFO L87 Difference]: Start difference. First operand 446 states and 487 transitions. Second operand 31 states. [2018-04-13 13:20:59,772 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 196 DAG size of output 131 [2018-04-13 13:21:00,591 WARN L151 SmtUtils]: Spent 299ms on a formula simplification. DAG size of input: 281 DAG size of output 213 [2018-04-13 13:21:00,922 WARN L151 SmtUtils]: Spent 206ms on a formula simplification. DAG size of input: 212 DAG size of output 209 [2018-04-13 13:21:02,102 WARN L151 SmtUtils]: Spent 981ms on a formula simplification. DAG size of input: 344 DAG size of output 341 [2018-04-13 13:21:03,511 WARN L151 SmtUtils]: Spent 1196ms on a formula simplification. DAG size of input: 306 DAG size of output 303 [2018-04-13 13:21:04,248 WARN L151 SmtUtils]: Spent 478ms on a formula simplification. DAG size of input: 330 DAG size of output 228 [2018-04-13 13:21:04,975 WARN L151 SmtUtils]: Spent 521ms on a formula simplification. DAG size of input: 321 DAG size of output 223 [2018-04-13 13:21:06,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:21:06,320 INFO L93 Difference]: Finished difference Result 522 states and 565 transitions. [2018-04-13 13:21:06,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-13 13:21:06,320 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 73 [2018-04-13 13:21:06,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:21:06,321 INFO L225 Difference]: With dead ends: 522 [2018-04-13 13:21:06,321 INFO L226 Difference]: Without dead ends: 522 [2018-04-13 13:21:06,321 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 804 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=627, Invalid=3531, Unknown=2, NotChecked=0, Total=4160 [2018-04-13 13:21:06,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2018-04-13 13:21:06,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 441. [2018-04-13 13:21:06,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2018-04-13 13:21:06,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 480 transitions. [2018-04-13 13:21:06,323 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 480 transitions. Word has length 73 [2018-04-13 13:21:06,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:21:06,323 INFO L459 AbstractCegarLoop]: Abstraction has 441 states and 480 transitions. [2018-04-13 13:21:06,323 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 13:21:06,324 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 480 transitions. [2018-04-13 13:21:06,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 13:21:06,324 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:21:06,324 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:21:06,324 INFO L408 AbstractCegarLoop]: === Iteration 68 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:21:06,324 INFO L82 PathProgramCache]: Analyzing trace with hash -273622156, now seen corresponding path program 4 times [2018-04-13 13:21:06,324 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:21:06,324 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:21:06,325 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:21:06,325 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:21:06,325 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:21:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:21:06,334 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:21:06,336 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:21:06,336 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:21:06,336 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:21:06,337 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:21:06,375 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:21:06,375 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:21:06,377 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:21:06,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:21:06,379 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,381 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,382 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:21:06,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:21:06,399 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:21:06,410 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,418 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,418 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:21:06,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:21:06,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:06,435 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,437 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:21:06,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:06,453 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,455 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,466 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,466 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:59, output treesize:51 [2018-04-13 13:21:06,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:21:06,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:21:06,511 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,515 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 57 [2018-04-13 13:21:06,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:06,534 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,541 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,554 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:06,555 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:85, output treesize:76 [2018-04-13 13:21:06,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:21:06,575 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,587 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:06,588 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:83, output treesize:70 [2018-04-13 13:21:06,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 50 [2018-04-13 13:21:06,613 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:06,631 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:81, output treesize:87 [2018-04-13 13:21:06,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:21:06,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:21:06,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,668 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-04-13 13:21:06,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:21:06,695 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,702 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:06,718 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:114, output treesize:73 [2018-04-13 13:21:06,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 28 [2018-04-13 13:21:06,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:21:06,790 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,794 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,818 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 100 [2018-04-13 13:21:06,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:06,822 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,834 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:06,851 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:116, output treesize:103 [2018-04-13 13:21:06,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 107 [2018-04-13 13:21:06,888 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,914 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:06,914 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:114, output treesize:132 [2018-04-13 13:21:06,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-04-13 13:21:06,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:21:06,955 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,959 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:06,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,985 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:06,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 100 [2018-04-13 13:21:06,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:21:06,993 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,004 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:07,031 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:159, output treesize:118 [2018-04-13 13:21:07,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,144 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,144 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 145 [2018-04-13 13:21:07,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:07,155 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,177 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 32 [2018-04-13 13:21:07,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:21:07,208 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,213 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,238 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:07,238 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:197, output treesize:160 [2018-04-13 13:21:07,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 152 [2018-04-13 13:21:07,288 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,322 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:07,322 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:171, output treesize:205 [2018-04-13 13:21:07,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 153 [2018-04-13 13:21:07,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:21:07,384 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,403 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 52 [2018-04-13 13:21:07,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2018-04-13 13:21:07,448 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,452 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,482 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:07,483 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:232, output treesize:187 [2018-04-13 13:21:07,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-13 13:21:07,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:21:07,630 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,635 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 319 treesize of output 196 [2018-04-13 13:21:07,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:21:07,689 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,714 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,749 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:07,749 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:366, output treesize:280 [2018-04-13 13:21:07,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:21:07,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:07,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:21:07,858 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,861 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:07,888 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:07,889 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:297, output treesize:286 [2018-04-13 13:21:07,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,970 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:07,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:07,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 146 [2018-04-13 13:21:07,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2018-04-13 13:21:07,977 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:07,996 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:07,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2018-04-13 13:21:07,997 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:08,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 13:21:08,013 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:08,031 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:08,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2018-04-13 13:21:08,031 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:08,044 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:08,071 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:08,071 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:293, output treesize:66 [2018-04-13 13:21:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 34 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:21:08,188 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:21:08,188 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 13:21:08,188 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 13:21:08,189 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 13:21:08,189 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=817, Unknown=11, NotChecked=0, Total=930 [2018-04-13 13:21:08,189 INFO L87 Difference]: Start difference. First operand 441 states and 480 transitions. Second operand 31 states. [2018-04-13 13:21:11,460 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 145 DAG size of output 114 [2018-04-13 13:21:12,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:21:12,079 INFO L93 Difference]: Finished difference Result 542 states and 587 transitions. [2018-04-13 13:21:12,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 13:21:12,079 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 74 [2018-04-13 13:21:12,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:21:12,080 INFO L225 Difference]: With dead ends: 542 [2018-04-13 13:21:12,080 INFO L226 Difference]: Without dead ends: 542 [2018-04-13 13:21:12,080 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 870 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=399, Invalid=3352, Unknown=31, NotChecked=0, Total=3782 [2018-04-13 13:21:12,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2018-04-13 13:21:12,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 474. [2018-04-13 13:21:12,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 474 states. [2018-04-13 13:21:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 518 transitions. [2018-04-13 13:21:12,083 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 518 transitions. Word has length 74 [2018-04-13 13:21:12,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:21:12,083 INFO L459 AbstractCegarLoop]: Abstraction has 474 states and 518 transitions. [2018-04-13 13:21:12,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 13:21:12,083 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 518 transitions. [2018-04-13 13:21:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 13:21:12,083 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:21:12,083 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:21:12,084 INFO L408 AbstractCegarLoop]: === Iteration 69 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:21:12,084 INFO L82 PathProgramCache]: Analyzing trace with hash -273622155, now seen corresponding path program 4 times [2018-04-13 13:21:12,084 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:21:12,084 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:21:12,084 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:21:12,084 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:21:12,084 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:21:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:21:12,094 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:21:12,096 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:21:12,096 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:21:12,097 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:21:12,097 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:21:12,127 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:21:12,127 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:21:12,130 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:21:12,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:21:12,151 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,154 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,154 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:21:12,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:21:12,202 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,215 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,215 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-13 13:21:12,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:21:12,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:12,234 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,235 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:21:12,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:12,249 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,250 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,260 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:52, output treesize:45 [2018-04-13 13:21:12,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:21:12,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-13 13:21:12,321 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,326 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2018-04-13 13:21:12,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-13 13:21:12,347 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,352 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,364 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:12,365 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:86, output treesize:78 [2018-04-13 13:21:12,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:21:12,389 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:21:12,413 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,432 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:12,432 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:98, output treesize:103 [2018-04-13 13:21:12,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-04-13 13:21:12,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-13 13:21:12,465 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,473 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-13 13:21:12,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-13 13:21:12,504 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,509 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,528 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:12,528 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:130, output treesize:109 [2018-04-13 13:21:12,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 148 [2018-04-13 13:21:12,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:12,627 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,642 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 98 [2018-04-13 13:21:12,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:12,683 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,693 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,713 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:12,713 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:179, output treesize:130 [2018-04-13 13:21:12,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 91 [2018-04-13 13:21:12,758 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 39 [2018-04-13 13:21:12,793 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,823 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:12,823 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:147, output treesize:168 [2018-04-13 13:21:12,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 120 [2018-04-13 13:21:12,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:21:12,876 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,887 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:12,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 138 [2018-04-13 13:21:12,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 13:21:12,933 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,948 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:12,979 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:12,979 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:195, output treesize:150 [2018-04-13 13:21:13,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 237 [2018-04-13 13:21:13,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:13,139 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,161 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 229 [2018-04-13 13:21:13,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:13,209 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,238 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,269 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:13,270 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:260, output treesize:236 [2018-04-13 13:21:13,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 169 [2018-04-13 13:21:13,330 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 112 [2018-04-13 13:21:13,371 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:13,404 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:247, output treesize:253 [2018-04-13 13:21:13,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 240 [2018-04-13 13:21:13,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:21:13,455 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,477 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,517 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,518 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,519 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,522 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,523 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,527 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 227 [2018-04-13 13:21:13,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:21:13,533 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,568 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,604 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:13,604 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:275, output treesize:227 [2018-04-13 13:21:13,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 407 treesize of output 395 [2018-04-13 13:21:13,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-13 13:21:13,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,780 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:13,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 376 treesize of output 257 [2018-04-13 13:21:13,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-13 13:21:13,840 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,869 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:13,899 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:13,899 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:419, output treesize:344 [2018-04-13 13:21:14,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:14,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:14,119 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:14,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:14,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:14,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:14,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:14,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 355 treesize of output 217 [2018-04-13 13:21:14,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2018-04-13 13:21:14,127 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:14,157 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:14,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 37 [2018-04-13 13:21:14,158 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:14,179 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:14,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 55 [2018-04-13 13:21:14,180 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:14,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 13:21:14,202 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:14,220 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:14,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2018-04-13 13:21:14,253 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:14,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:21:14,253 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:14,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:21:14,260 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:14,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:21:14,265 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:14,267 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:14,288 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:14,288 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 8 variables, input treesize:377, output treesize:34 [2018-04-13 13:21:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 34 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:21:14,401 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:21:14,401 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 13:21:14,402 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 13:21:14,402 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 13:21:14,402 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=853, Unknown=29, NotChecked=0, Total=992 [2018-04-13 13:21:14,402 INFO L87 Difference]: Start difference. First operand 474 states and 518 transitions. Second operand 32 states. [2018-04-13 13:21:18,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:21:18,491 INFO L93 Difference]: Finished difference Result 667 states and 729 transitions. [2018-04-13 13:21:18,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 13:21:18,491 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 74 [2018-04-13 13:21:18,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:21:18,492 INFO L225 Difference]: With dead ends: 667 [2018-04-13 13:21:18,492 INFO L226 Difference]: Without dead ends: 667 [2018-04-13 13:21:18,493 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1044 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=516, Invalid=3841, Unknown=65, NotChecked=0, Total=4422 [2018-04-13 13:21:18,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2018-04-13 13:21:18,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 448. [2018-04-13 13:21:18,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 448 states. [2018-04-13 13:21:18,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 487 transitions. [2018-04-13 13:21:18,495 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 487 transitions. Word has length 74 [2018-04-13 13:21:18,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:21:18,496 INFO L459 AbstractCegarLoop]: Abstraction has 448 states and 487 transitions. [2018-04-13 13:21:18,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 13:21:18,496 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 487 transitions. [2018-04-13 13:21:18,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 13:21:18,496 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:21:18,496 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:21:18,496 INFO L408 AbstractCegarLoop]: === Iteration 70 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:21:18,496 INFO L82 PathProgramCache]: Analyzing trace with hash 589613377, now seen corresponding path program 8 times [2018-04-13 13:21:18,496 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:21:18,496 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:21:18,497 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:21:18,497 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:21:18,497 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:21:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:21:18,503 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:21:18,505 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:21:18,505 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:21:18,505 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:21:18,506 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:21:18,561 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:21:18,561 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:21:18,565 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:21:18,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:21:18,572 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,574 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,575 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:21:18,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:21:18,597 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:21:18,607 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,612 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,613 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-13 13:21:18,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:21:18,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:18,628 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,630 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:21:18,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:18,648 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,650 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,660 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,660 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 13:21:18,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:21:18,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:18,718 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,724 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:21:18,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:21:18,743 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,746 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,757 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,757 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:73, output treesize:69 [2018-04-13 13:21:18,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:21:18,788 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,798 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,798 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:63 [2018-04-13 13:21:18,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:21:18,821 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,837 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,837 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:83 [2018-04-13 13:21:18,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-13 13:21:18,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:21:18,878 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,882 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:18,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2018-04-13 13:21:18,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:21:18,907 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,914 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,928 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:18,928 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:105, output treesize:77 [2018-04-13 13:21:19,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,014 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 111 [2018-04-13 13:21:19,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:21:19,018 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,031 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 66 [2018-04-13 13:21:19,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:21:19,059 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,067 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:19,087 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:133, output treesize:133 [2018-04-13 13:21:19,124 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,125 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,126 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,126 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 102 [2018-04-13 13:21:19,128 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,157 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:19,157 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:147, output treesize:165 [2018-04-13 13:21:19,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 82 [2018-04-13 13:21:19,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:21:19,213 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,222 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,263 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 161 [2018-04-13 13:21:19,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 13:21:19,267 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,286 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,311 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:19,312 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:187, output treesize:143 [2018-04-13 13:21:19,450 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,451 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 176 [2018-04-13 13:21:19,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:21:19,465 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,486 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,519 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,526 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:19,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 196 [2018-04-13 13:21:19,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:21:19,533 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,557 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:21:19,585 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:21:19,585 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:252, output treesize:220 [2018-04-13 13:21:20,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,039 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,040 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:20,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,041 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:20,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,043 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:20,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 252 [2018-04-13 13:21:20,059 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:20,084 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 132 treesize of output 142 [2018-04-13 13:21:20,084 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 13:21:20,121 INFO L267 ElimStorePlain]: Start of recursive call 3: 195 dim-0 vars, End of recursive call: 195 dim-0 vars, and 54 xjuncts. [2018-04-13 13:21:57,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,658 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 122 [2018-04-13 13:21:57,660 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,663 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 132 [2018-04-13 13:21:57,669 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,671 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 110 [2018-04-13 13:21:57,671 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,675 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:57,677 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,680 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 140 [2018-04-13 13:21:57,682 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,685 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 144 [2018-04-13 13:21:57,687 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,690 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 132 [2018-04-13 13:21:57,696 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,698 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 132 [2018-04-13 13:21:57,704 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,708 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 140 [2018-04-13 13:21:57,714 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,716 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 102 [2018-04-13 13:21:57,716 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 140 treesize of output 144 [2018-04-13 13:21:57,725 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,728 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:57,730 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,733 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 122 [2018-04-13 13:21:57,739 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,741 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 140 [2018-04-13 13:21:57,753 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,755 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 120 treesize of output 124 [2018-04-13 13:21:57,761 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,763 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 124 treesize of output 128 [2018-04-13 13:21:57,769 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,772 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 126 [2018-04-13 13:21:57,778 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,782 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 140 treesize of output 144 [2018-04-13 13:21:57,787 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,789 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 90 [2018-04-13 13:21:57,790 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,794 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 144 [2018-04-13 13:21:57,796 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,799 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 118 [2018-04-13 13:21:57,805 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,808 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 106 [2018-04-13 13:21:57,808 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,811 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 140 [2018-04-13 13:21:57,817 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,820 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 130 [2018-04-13 13:21:57,822 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,825 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 126 [2018-04-13 13:21:57,831 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,835 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 140 [2018-04-13 13:21:57,840 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,842 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:57,849 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,851 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:57,864 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,868 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 124 treesize of output 128 [2018-04-13 13:21:57,873 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,876 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:57,882 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,885 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 132 [2018-04-13 13:21:57,890 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,894 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:57,899 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 96 [2018-04-13 13:21:57,903 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,905 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 118 [2018-04-13 13:21:57,911 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,914 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,915 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,915 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 140 [2018-04-13 13:21:57,917 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,920 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 124 treesize of output 128 [2018-04-13 13:21:57,927 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,929 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 130 [2018-04-13 13:21:57,932 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,934 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 122 [2018-04-13 13:21:57,940 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,942 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 96 [2018-04-13 13:21:57,942 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,945 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 112 [2018-04-13 13:21:57,947 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,951 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 132 [2018-04-13 13:21:57,953 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 130 [2018-04-13 13:21:57,957 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,959 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 110 [2018-04-13 13:21:57,959 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,962 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:57,968 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,970 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 140 [2018-04-13 13:21:57,977 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,979 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:57,985 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:57,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:57,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 112 [2018-04-13 13:21:57,989 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:57,992 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:57,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 140 treesize of output 144 [2018-04-13 13:21:57,998 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:58,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:58,001 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:58,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 126 [2018-04-13 13:21:58,003 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:58,005 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:58,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 108 treesize of output 112 [2018-04-13 13:21:58,011 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:58,014 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:58,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 136 [2018-04-13 13:21:58,020 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:58,023 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:58,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 132 [2018-04-13 13:21:58,029 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 2 xjuncts. [2018-04-13 13:21:58,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:58,032 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:58,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 126 [2018-04-13 13:21:58,034 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-13 13:21:58,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:21:58,037 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:21:58,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 130 [2018-04-13 13:21:58,039 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 112 [2018-04-13 13:22:05,644 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 120 [2018-04-13 13:22:05,651 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,653 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 112 [2018-04-13 13:22:05,654 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 124 [2018-04-13 13:22:05,658 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-04-13 13:22:05,664 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 90 [2018-04-13 13:22:05,666 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 120 [2018-04-13 13:22:05,674 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 120 [2018-04-13 13:22:05,678 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 124 [2018-04-13 13:22:05,681 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 106 [2018-04-13 13:22:05,688 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 120 [2018-04-13 13:22:05,694 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 120 [2018-04-13 13:22:05,698 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 106 [2018-04-13 13:22:05,704 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-04-13 13:22:05,711 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 120 [2018-04-13 13:22:05,718 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 116 [2018-04-13 13:22:05,721 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 96 [2018-04-13 13:22:05,723 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 107 treesize of output 108 [2018-04-13 13:22:05,730 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 112 [2018-04-13 13:22:05,736 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 104 [2018-04-13 13:22:05,738 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-04-13 13:22:05,745 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-04-13 13:22:05,751 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 112 [2018-04-13 13:22:05,758 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 120 [2018-04-13 13:22:05,762 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,764 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 112 [2018-04-13 13:22:05,765 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 134 [2018-04-13 13:22:05,773 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 128 [2018-04-13 13:22:05,780 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 96 [2018-04-13 13:22:05,783 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 116 [2018-04-13 13:22:05,787 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 120 [2018-04-13 13:22:05,794 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 124 [2018-04-13 13:22:05,802 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 124 [2018-04-13 13:22:05,806 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 112 [2018-04-13 13:22:05,816 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 100 [2018-04-13 13:22:05,819 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-04-13 13:22:05,826 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 116 [2018-04-13 13:22:05,830 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 116 [2018-04-13 13:22:05,833 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 120 [2018-04-13 13:22:05,837 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 124 [2018-04-13 13:22:05,841 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 124 [2018-04-13 13:22:05,848 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 120 [2018-04-13 13:22:05,855 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 104 [2018-04-13 13:22:05,857 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 107 treesize of output 108 [2018-04-13 13:22:05,864 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 102 [2018-04-13 13:22:05,871 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 112 [2018-04-13 13:22:05,878 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 102 [2018-04-13 13:22:05,885 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 106 [2018-04-13 13:22:05,889 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:05,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 124 [2018-04-13 13:22:05,893 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 90 [2018-04-13 13:22:05,895 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:05,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-04-13 13:22:05,906 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-04-13 13:22:05,912 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 124 [2018-04-13 13:22:05,919 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 124 [2018-04-13 13:22:05,926 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:05,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 124 [2018-04-13 13:22:05,933 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 2 xjuncts. [2018-04-13 13:22:12,820 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 113 [2018-04-13 13:22:12,825 INFO L267 ElimStorePlain]: Start of recursive call 112: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,833 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:12,839 INFO L267 ElimStorePlain]: Start of recursive call 113: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,842 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:12,844 INFO L267 ElimStorePlain]: Start of recursive call 114: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,847 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 113 [2018-04-13 13:22:12,853 INFO L267 ElimStorePlain]: Start of recursive call 115: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,856 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 113 [2018-04-13 13:22:12,861 INFO L267 ElimStorePlain]: Start of recursive call 116: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,865 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 117 [2018-04-13 13:22:12,870 INFO L267 ElimStorePlain]: Start of recursive call 117: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,873 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 133 [2018-04-13 13:22:12,875 INFO L267 ElimStorePlain]: Start of recursive call 118: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,878 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 113 [2018-04-13 13:22:12,884 INFO L267 ElimStorePlain]: Start of recursive call 119: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,886 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:12,889 INFO L267 ElimStorePlain]: Start of recursive call 120: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,890 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 105 [2018-04-13 13:22:12,891 INFO L267 ElimStorePlain]: Start of recursive call 121: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,893 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 101 [2018-04-13 13:22:12,893 INFO L267 ElimStorePlain]: Start of recursive call 122: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,896 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:12,898 INFO L267 ElimStorePlain]: Start of recursive call 123: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,900 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 105 [2018-04-13 13:22:12,901 INFO L267 ElimStorePlain]: Start of recursive call 124: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,904 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:12,906 INFO L267 ElimStorePlain]: Start of recursive call 125: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,910 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:12,915 INFO L267 ElimStorePlain]: Start of recursive call 126: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,918 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:12,924 INFO L267 ElimStorePlain]: Start of recursive call 127: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,926 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 105 [2018-04-13 13:22:12,927 INFO L267 ElimStorePlain]: Start of recursive call 128: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,930 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:12,936 INFO L267 ElimStorePlain]: Start of recursive call 129: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,939 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 117 [2018-04-13 13:22:12,944 INFO L267 ElimStorePlain]: Start of recursive call 130: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,947 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 138 treesize of output 133 [2018-04-13 13:22:12,953 INFO L267 ElimStorePlain]: Start of recursive call 131: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,956 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:12,958 INFO L267 ElimStorePlain]: Start of recursive call 132: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:12,966 INFO L267 ElimStorePlain]: Start of recursive call 133: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,969 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:12,974 INFO L267 ElimStorePlain]: Start of recursive call 134: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,977 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,977 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:12,979 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:12,982 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 117 [2018-04-13 13:22:12,988 INFO L267 ElimStorePlain]: Start of recursive call 136: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,991 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:12,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 117 [2018-04-13 13:22:12,996 INFO L267 ElimStorePlain]: Start of recursive call 137: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:12,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:12,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:13,001 INFO L267 ElimStorePlain]: Start of recursive call 138: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,004 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 133 [2018-04-13 13:22:13,006 INFO L267 ElimStorePlain]: Start of recursive call 139: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,009 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 117 [2018-04-13 13:22:13,014 INFO L267 ElimStorePlain]: Start of recursive call 140: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,017 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:13,022 INFO L267 ElimStorePlain]: Start of recursive call 141: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,026 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:13,031 INFO L267 ElimStorePlain]: Start of recursive call 142: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,034 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:13,036 INFO L267 ElimStorePlain]: Start of recursive call 143: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,039 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 117 [2018-04-13 13:22:13,049 INFO L267 ElimStorePlain]: Start of recursive call 144: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,051 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 101 [2018-04-13 13:22:13,052 INFO L267 ElimStorePlain]: Start of recursive call 145: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,055 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:13,057 INFO L267 ElimStorePlain]: Start of recursive call 146: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,060 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:13,062 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,065 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 117 [2018-04-13 13:22:13,070 INFO L267 ElimStorePlain]: Start of recursive call 148: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,073 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:13,079 INFO L267 ElimStorePlain]: Start of recursive call 149: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,086 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:13,087 INFO L267 ElimStorePlain]: Start of recursive call 150: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,089 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 101 [2018-04-13 13:22:13,089 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,092 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:13,098 INFO L267 ElimStorePlain]: Start of recursive call 152: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,102 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 117 [2018-04-13 13:22:13,108 INFO L267 ElimStorePlain]: Start of recursive call 153: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,111 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:13,114 INFO L267 ElimStorePlain]: Start of recursive call 154: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,117 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:13,124 INFO L267 ElimStorePlain]: Start of recursive call 155: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,126 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,127 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 137 [2018-04-13 13:22:13,129 INFO L267 ElimStorePlain]: Start of recursive call 156: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:13,138 INFO L267 ElimStorePlain]: Start of recursive call 157: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,140 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 101 [2018-04-13 13:22:13,140 INFO L267 ElimStorePlain]: Start of recursive call 158: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,143 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:13,146 INFO L267 ElimStorePlain]: Start of recursive call 159: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,149 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:13,155 INFO L267 ElimStorePlain]: Start of recursive call 160: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,158 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:13,163 INFO L267 ElimStorePlain]: Start of recursive call 161: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:13,166 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 129 [2018-04-13 13:22:13,168 INFO L267 ElimStorePlain]: Start of recursive call 162: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:13,172 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:13,177 INFO L267 ElimStorePlain]: Start of recursive call 163: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,180 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 125 [2018-04-13 13:22:13,185 INFO L267 ElimStorePlain]: Start of recursive call 164: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:13,189 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:13,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 121 [2018-04-13 13:22:13,194 INFO L267 ElimStorePlain]: Start of recursive call 165: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:25,699 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 170 dim-0 vars, and 85 xjuncts. [2018-04-13 13:22:35,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 97 [2018-04-13 13:22:35,012 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:35,013 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,037 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:35,056 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,073 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,086 INFO L267 ElimStorePlain]: Start of recursive call 166: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:35,094 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,123 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:35,123 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,144 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:35,145 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,162 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,175 INFO L267 ElimStorePlain]: Start of recursive call 171: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 97 [2018-04-13 13:22:35,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,182 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:35,206 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,223 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:35,224 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,246 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,260 INFO L267 ElimStorePlain]: Start of recursive call 176: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,267 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:35,268 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,291 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:35,291 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:35,318 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,339 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,351 INFO L267 ElimStorePlain]: Start of recursive call 181: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:35,359 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,381 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,397 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:35,397 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,412 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:35,413 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,425 INFO L267 ElimStorePlain]: Start of recursive call 186: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,432 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:35,433 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,453 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:35,470 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,483 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,495 INFO L267 ElimStorePlain]: Start of recursive call 191: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,503 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:35,503 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,523 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:35,524 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:35,542 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,557 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,572 INFO L267 ElimStorePlain]: Start of recursive call 196: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,580 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:35,600 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,617 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:35,618 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,633 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,646 INFO L267 ElimStorePlain]: Start of recursive call 201: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,653 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:35,654 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,676 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,695 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:35,695 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:35,713 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,725 INFO L267 ElimStorePlain]: Start of recursive call 206: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:35,732 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,752 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:35,753 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,771 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:35,772 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,790 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,802 INFO L267 ElimStorePlain]: Start of recursive call 211: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,809 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,828 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:35,829 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:35,846 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,868 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,880 INFO L267 ElimStorePlain]: Start of recursive call 216: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,888 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,909 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:35,909 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:35,927 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:35,942 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,958 INFO L267 ElimStorePlain]: Start of recursive call 221: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:35,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:35,965 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:35,987 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:35,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:35,987 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,008 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,023 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,036 INFO L267 ElimStorePlain]: Start of recursive call 226: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,044 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:36,065 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:36,082 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,098 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,110 INFO L267 ElimStorePlain]: Start of recursive call 231: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,117 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:36,118 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:36,137 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,155 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,170 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,183 INFO L267 ElimStorePlain]: Start of recursive call 236: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,192 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:36,193 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:36,214 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,231 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,246 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,259 INFO L267 ElimStorePlain]: Start of recursive call 241: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,266 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:36,288 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,304 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:36,304 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,321 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,333 INFO L267 ElimStorePlain]: Start of recursive call 246: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,341 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:36,342 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,363 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:36,380 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,398 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,412 INFO L267 ElimStorePlain]: Start of recursive call 251: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,420 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,442 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:36,443 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:36,464 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,481 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,494 INFO L267 ElimStorePlain]: Start of recursive call 256: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:36,502 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,525 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:36,543 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,560 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:36,560 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,573 INFO L267 ElimStorePlain]: Start of recursive call 261: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2018-04-13 13:22:36,581 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:36,581 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,611 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:36,628 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,649 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:36,650 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,664 INFO L267 ElimStorePlain]: Start of recursive call 266: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,671 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:36,672 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,691 INFO L267 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:36,713 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,728 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,740 INFO L267 ElimStorePlain]: Start of recursive call 271: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,747 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:36,747 INFO L267 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,768 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,785 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:36,802 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,816 INFO L267 ElimStorePlain]: Start of recursive call 276: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,824 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:36,825 INFO L267 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:36,847 INFO L267 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,865 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,881 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:36,881 INFO L267 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,895 INFO L267 ElimStorePlain]: Start of recursive call 281: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:36,903 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,925 INFO L267 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,941 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:36,942 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:36,956 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,968 INFO L267 ElimStorePlain]: Start of recursive call 286: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:36,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:36,976 INFO L267 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:36,996 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:36,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:36,996 INFO L267 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,015 INFO L267 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,030 INFO L267 ElimStorePlain]: Start of recursive call 295: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,043 INFO L267 ElimStorePlain]: Start of recursive call 291: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,050 INFO L267 ElimStorePlain]: Start of recursive call 297: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,071 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:37,071 INFO L267 ElimStorePlain]: Start of recursive call 298: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,089 INFO L267 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:37,105 INFO L267 ElimStorePlain]: Start of recursive call 300: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,118 INFO L267 ElimStorePlain]: Start of recursive call 296: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,126 INFO L267 ElimStorePlain]: Start of recursive call 302: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:37,147 INFO L267 ElimStorePlain]: Start of recursive call 303: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,166 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:37,167 INFO L267 ElimStorePlain]: Start of recursive call 304: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,182 INFO L267 ElimStorePlain]: Start of recursive call 305: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,195 INFO L267 ElimStorePlain]: Start of recursive call 301: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,204 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:37,204 INFO L267 ElimStorePlain]: Start of recursive call 307: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,226 INFO L267 ElimStorePlain]: Start of recursive call 308: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:37,245 INFO L267 ElimStorePlain]: Start of recursive call 309: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,268 INFO L267 ElimStorePlain]: Start of recursive call 310: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,281 INFO L267 ElimStorePlain]: Start of recursive call 306: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,289 INFO L267 ElimStorePlain]: Start of recursive call 312: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:37,311 INFO L267 ElimStorePlain]: Start of recursive call 313: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,328 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:37,328 INFO L267 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,344 INFO L267 ElimStorePlain]: Start of recursive call 315: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,357 INFO L267 ElimStorePlain]: Start of recursive call 311: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,364 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:37,365 INFO L267 ElimStorePlain]: Start of recursive call 317: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,385 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:37,385 INFO L267 ElimStorePlain]: Start of recursive call 318: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,406 INFO L267 ElimStorePlain]: Start of recursive call 319: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:37,427 INFO L267 ElimStorePlain]: Start of recursive call 320: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,442 INFO L267 ElimStorePlain]: Start of recursive call 316: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 93 [2018-04-13 13:22:37,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:37,452 INFO L267 ElimStorePlain]: Start of recursive call 322: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,480 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:37,481 INFO L267 ElimStorePlain]: Start of recursive call 323: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,512 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:37,513 INFO L267 ElimStorePlain]: Start of recursive call 324: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,533 INFO L267 ElimStorePlain]: Start of recursive call 325: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,548 INFO L267 ElimStorePlain]: Start of recursive call 321: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,557 INFO L267 ElimStorePlain]: Start of recursive call 327: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:37,581 INFO L267 ElimStorePlain]: Start of recursive call 328: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,602 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:37,603 INFO L267 ElimStorePlain]: Start of recursive call 329: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,623 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:37,624 INFO L267 ElimStorePlain]: Start of recursive call 330: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,640 INFO L267 ElimStorePlain]: Start of recursive call 326: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,649 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:37,649 INFO L267 ElimStorePlain]: Start of recursive call 332: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,682 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:37,683 INFO L267 ElimStorePlain]: Start of recursive call 333: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,700 INFO L267 ElimStorePlain]: Start of recursive call 334: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:37,716 INFO L267 ElimStorePlain]: Start of recursive call 335: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,729 INFO L267 ElimStorePlain]: Start of recursive call 331: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,737 INFO L267 ElimStorePlain]: Start of recursive call 337: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:37,758 INFO L267 ElimStorePlain]: Start of recursive call 338: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,777 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:37,777 INFO L267 ElimStorePlain]: Start of recursive call 339: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,794 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:37,794 INFO L267 ElimStorePlain]: Start of recursive call 340: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,808 INFO L267 ElimStorePlain]: Start of recursive call 336: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:37,815 INFO L267 ElimStorePlain]: Start of recursive call 342: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,836 INFO L267 ElimStorePlain]: Start of recursive call 343: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,853 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:37,854 INFO L267 ElimStorePlain]: Start of recursive call 344: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,871 INFO L267 ElimStorePlain]: Start of recursive call 345: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,882 INFO L267 ElimStorePlain]: Start of recursive call 341: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:37,889 INFO L267 ElimStorePlain]: Start of recursive call 347: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,908 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:37,909 INFO L267 ElimStorePlain]: Start of recursive call 348: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,926 INFO L267 ElimStorePlain]: Start of recursive call 349: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,941 INFO L267 ElimStorePlain]: Start of recursive call 350: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,952 INFO L267 ElimStorePlain]: Start of recursive call 346: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:37,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:37,959 INFO L267 ElimStorePlain]: Start of recursive call 352: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,978 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:37,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:37,979 INFO L267 ElimStorePlain]: Start of recursive call 353: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:37,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:37,996 INFO L267 ElimStorePlain]: Start of recursive call 354: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,009 INFO L267 ElimStorePlain]: Start of recursive call 355: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,021 INFO L267 ElimStorePlain]: Start of recursive call 351: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,028 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,029 INFO L267 ElimStorePlain]: Start of recursive call 357: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,053 INFO L267 ElimStorePlain]: Start of recursive call 358: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,071 INFO L267 ElimStorePlain]: Start of recursive call 359: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,087 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:38,087 INFO L267 ElimStorePlain]: Start of recursive call 360: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,100 INFO L267 ElimStorePlain]: Start of recursive call 356: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,107 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,108 INFO L267 ElimStorePlain]: Start of recursive call 362: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,130 INFO L267 ElimStorePlain]: Start of recursive call 363: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,147 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:38,148 INFO L267 ElimStorePlain]: Start of recursive call 364: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,164 INFO L267 ElimStorePlain]: Start of recursive call 365: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,176 INFO L267 ElimStorePlain]: Start of recursive call 361: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,184 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,184 INFO L267 ElimStorePlain]: Start of recursive call 367: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,205 INFO L267 ElimStorePlain]: Start of recursive call 368: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,224 INFO L267 ElimStorePlain]: Start of recursive call 369: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,240 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:38,241 INFO L267 ElimStorePlain]: Start of recursive call 370: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,256 INFO L267 ElimStorePlain]: Start of recursive call 366: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,264 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,264 INFO L267 ElimStorePlain]: Start of recursive call 372: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,286 INFO L267 ElimStorePlain]: Start of recursive call 373: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,303 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:38,303 INFO L267 ElimStorePlain]: Start of recursive call 374: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,319 INFO L267 ElimStorePlain]: Start of recursive call 375: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,333 INFO L267 ElimStorePlain]: Start of recursive call 371: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,342 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,342 INFO L267 ElimStorePlain]: Start of recursive call 377: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,362 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,363 INFO L267 ElimStorePlain]: Start of recursive call 378: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:38,380 INFO L267 ElimStorePlain]: Start of recursive call 379: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,402 INFO L267 ElimStorePlain]: Start of recursive call 380: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,414 INFO L267 ElimStorePlain]: Start of recursive call 376: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:38,421 INFO L267 ElimStorePlain]: Start of recursive call 382: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,442 INFO L267 ElimStorePlain]: Start of recursive call 383: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,460 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:38,460 INFO L267 ElimStorePlain]: Start of recursive call 384: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,476 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:38,477 INFO L267 ElimStorePlain]: Start of recursive call 385: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,489 INFO L267 ElimStorePlain]: Start of recursive call 381: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,496 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,496 INFO L267 ElimStorePlain]: Start of recursive call 387: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,519 INFO L267 ElimStorePlain]: Start of recursive call 388: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,537 INFO L267 ElimStorePlain]: Start of recursive call 389: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,553 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:38,553 INFO L267 ElimStorePlain]: Start of recursive call 390: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,567 INFO L267 ElimStorePlain]: Start of recursive call 386: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:38,574 INFO L267 ElimStorePlain]: Start of recursive call 392: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,594 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:38,595 INFO L267 ElimStorePlain]: Start of recursive call 393: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:38,614 INFO L267 ElimStorePlain]: Start of recursive call 394: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,630 INFO L267 ElimStorePlain]: Start of recursive call 395: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,644 INFO L267 ElimStorePlain]: Start of recursive call 391: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,652 INFO L267 ElimStorePlain]: Start of recursive call 397: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,672 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:38,672 INFO L267 ElimStorePlain]: Start of recursive call 398: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,690 INFO L267 ElimStorePlain]: Start of recursive call 399: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:38,706 INFO L267 ElimStorePlain]: Start of recursive call 400: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,718 INFO L267 ElimStorePlain]: Start of recursive call 396: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,726 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,726 INFO L267 ElimStorePlain]: Start of recursive call 402: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,748 INFO L267 ElimStorePlain]: Start of recursive call 403: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:38,767 INFO L267 ElimStorePlain]: Start of recursive call 404: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,783 INFO L267 ElimStorePlain]: Start of recursive call 405: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,795 INFO L267 ElimStorePlain]: Start of recursive call 401: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:38,802 INFO L267 ElimStorePlain]: Start of recursive call 407: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,822 INFO L267 ElimStorePlain]: Start of recursive call 408: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,841 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:38,841 INFO L267 ElimStorePlain]: Start of recursive call 409: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,856 INFO L267 ElimStorePlain]: Start of recursive call 410: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,868 INFO L267 ElimStorePlain]: Start of recursive call 406: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,876 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,876 INFO L267 ElimStorePlain]: Start of recursive call 412: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,898 INFO L267 ElimStorePlain]: Start of recursive call 413: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,917 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:38,917 INFO L267 ElimStorePlain]: Start of recursive call 414: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,933 INFO L267 ElimStorePlain]: Start of recursive call 415: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,945 INFO L267 ElimStorePlain]: Start of recursive call 411: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:38,953 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:38,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:38,954 INFO L267 ElimStorePlain]: Start of recursive call 417: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:38,974 INFO L267 ElimStorePlain]: Start of recursive call 418: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:38,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:38,993 INFO L267 ElimStorePlain]: Start of recursive call 419: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,009 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:39,009 INFO L267 ElimStorePlain]: Start of recursive call 420: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,022 INFO L267 ElimStorePlain]: Start of recursive call 416: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,032 INFO L267 ElimStorePlain]: Start of recursive call 422: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:39,053 INFO L267 ElimStorePlain]: Start of recursive call 423: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:39,071 INFO L267 ElimStorePlain]: Start of recursive call 424: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,087 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:39,088 INFO L267 ElimStorePlain]: Start of recursive call 425: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,101 INFO L267 ElimStorePlain]: Start of recursive call 421: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,109 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:39,109 INFO L267 ElimStorePlain]: Start of recursive call 427: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:39,131 INFO L267 ElimStorePlain]: Start of recursive call 428: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,148 INFO L267 ElimStorePlain]: Start of recursive call 429: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,164 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:39,164 INFO L267 ElimStorePlain]: Start of recursive call 430: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,177 INFO L267 ElimStorePlain]: Start of recursive call 426: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2018-04-13 13:22:39,184 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:39,185 INFO L267 ElimStorePlain]: Start of recursive call 432: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:39,210 INFO L267 ElimStorePlain]: Start of recursive call 433: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,229 INFO L267 ElimStorePlain]: Start of recursive call 434: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,244 INFO L267 ElimStorePlain]: Start of recursive call 435: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,256 INFO L267 ElimStorePlain]: Start of recursive call 431: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2018-04-13 13:22:39,264 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:39,265 INFO L267 ElimStorePlain]: Start of recursive call 437: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,290 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:39,290 INFO L267 ElimStorePlain]: Start of recursive call 438: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:39,308 INFO L267 ElimStorePlain]: Start of recursive call 439: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,324 INFO L267 ElimStorePlain]: Start of recursive call 440: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,336 INFO L267 ElimStorePlain]: Start of recursive call 436: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,346 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:39,346 INFO L267 ElimStorePlain]: Start of recursive call 442: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,367 INFO L267 ElimStorePlain]: Start of recursive call 443: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:39,385 INFO L267 ElimStorePlain]: Start of recursive call 444: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,401 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:39,401 INFO L267 ElimStorePlain]: Start of recursive call 445: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,415 INFO L267 ElimStorePlain]: Start of recursive call 441: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:39,425 INFO L267 ElimStorePlain]: Start of recursive call 447: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,444 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:39,445 INFO L267 ElimStorePlain]: Start of recursive call 448: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,463 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:39,464 INFO L267 ElimStorePlain]: Start of recursive call 449: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,480 INFO L267 ElimStorePlain]: Start of recursive call 450: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,493 INFO L267 ElimStorePlain]: Start of recursive call 446: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,505 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:39,506 INFO L267 ElimStorePlain]: Start of recursive call 452: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,533 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:39,533 INFO L267 ElimStorePlain]: Start of recursive call 453: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,553 INFO L267 ElimStorePlain]: Start of recursive call 454: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:39,569 INFO L267 ElimStorePlain]: Start of recursive call 455: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,581 INFO L267 ElimStorePlain]: Start of recursive call 451: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,589 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:39,589 INFO L267 ElimStorePlain]: Start of recursive call 457: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,610 INFO L267 ElimStorePlain]: Start of recursive call 458: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:39,629 INFO L267 ElimStorePlain]: Start of recursive call 459: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,644 INFO L267 ElimStorePlain]: Start of recursive call 460: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,656 INFO L267 ElimStorePlain]: Start of recursive call 456: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2018-04-13 13:22:39,668 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:39,668 INFO L267 ElimStorePlain]: Start of recursive call 462: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,691 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:39,692 INFO L267 ElimStorePlain]: Start of recursive call 463: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,709 INFO L267 ElimStorePlain]: Start of recursive call 464: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:39,725 INFO L267 ElimStorePlain]: Start of recursive call 465: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,737 INFO L267 ElimStorePlain]: Start of recursive call 461: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,744 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:39,745 INFO L267 ElimStorePlain]: Start of recursive call 467: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,768 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:39,769 INFO L267 ElimStorePlain]: Start of recursive call 468: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,798 INFO L267 ElimStorePlain]: Start of recursive call 469: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:39,816 INFO L267 ElimStorePlain]: Start of recursive call 470: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,828 INFO L267 ElimStorePlain]: Start of recursive call 466: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,838 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:39,838 INFO L267 ElimStorePlain]: Start of recursive call 472: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,867 INFO L267 ElimStorePlain]: Start of recursive call 473: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,885 INFO L267 ElimStorePlain]: Start of recursive call 474: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:39,901 INFO L267 ElimStorePlain]: Start of recursive call 475: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,913 INFO L267 ElimStorePlain]: Start of recursive call 471: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,920 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:39,921 INFO L267 ElimStorePlain]: Start of recursive call 477: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:39,941 INFO L267 ElimStorePlain]: Start of recursive call 478: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:39,959 INFO L267 ElimStorePlain]: Start of recursive call 479: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,974 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:39,975 INFO L267 ElimStorePlain]: Start of recursive call 480: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,991 INFO L267 ElimStorePlain]: Start of recursive call 476: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:39,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:39,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:39,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:39,999 INFO L267 ElimStorePlain]: Start of recursive call 482: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,021 INFO L267 ElimStorePlain]: Start of recursive call 483: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,038 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:40,038 INFO L267 ElimStorePlain]: Start of recursive call 484: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,064 INFO L267 ElimStorePlain]: Start of recursive call 485: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,075 INFO L267 ElimStorePlain]: Start of recursive call 481: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 93 [2018-04-13 13:22:40,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:40,083 INFO L267 ElimStorePlain]: Start of recursive call 487: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,104 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,105 INFO L267 ElimStorePlain]: Start of recursive call 488: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:40,122 INFO L267 ElimStorePlain]: Start of recursive call 489: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,137 INFO L267 ElimStorePlain]: Start of recursive call 490: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,149 INFO L267 ElimStorePlain]: Start of recursive call 486: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:40,156 INFO L267 ElimStorePlain]: Start of recursive call 492: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,175 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:40,176 INFO L267 ElimStorePlain]: Start of recursive call 493: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,193 INFO L267 ElimStorePlain]: Start of recursive call 494: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,208 INFO L267 ElimStorePlain]: Start of recursive call 495: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,220 INFO L267 ElimStorePlain]: Start of recursive call 491: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,228 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:40,228 INFO L267 ElimStorePlain]: Start of recursive call 497: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,252 INFO L267 ElimStorePlain]: Start of recursive call 498: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,270 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:40,270 INFO L267 ElimStorePlain]: Start of recursive call 499: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,287 INFO L267 ElimStorePlain]: Start of recursive call 500: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,299 INFO L267 ElimStorePlain]: Start of recursive call 496: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,307 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:40,307 INFO L267 ElimStorePlain]: Start of recursive call 502: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,330 INFO L267 ElimStorePlain]: Start of recursive call 503: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,348 INFO L267 ElimStorePlain]: Start of recursive call 504: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,363 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:40,364 INFO L267 ElimStorePlain]: Start of recursive call 505: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,377 INFO L267 ElimStorePlain]: Start of recursive call 501: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,385 INFO L267 ElimStorePlain]: Start of recursive call 507: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,405 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:40,405 INFO L267 ElimStorePlain]: Start of recursive call 508: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,424 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,424 INFO L267 ElimStorePlain]: Start of recursive call 509: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:40,442 INFO L267 ElimStorePlain]: Start of recursive call 510: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,453 INFO L267 ElimStorePlain]: Start of recursive call 506: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:40,461 INFO L267 ElimStorePlain]: Start of recursive call 512: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,479 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:40,480 INFO L267 ElimStorePlain]: Start of recursive call 513: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,498 INFO L267 ElimStorePlain]: Start of recursive call 514: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,513 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:40,514 INFO L267 ElimStorePlain]: Start of recursive call 515: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,526 INFO L267 ElimStorePlain]: Start of recursive call 511: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,533 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:40,533 INFO L267 ElimStorePlain]: Start of recursive call 517: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,553 INFO L267 ElimStorePlain]: Start of recursive call 518: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,570 INFO L267 ElimStorePlain]: Start of recursive call 519: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,586 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:40,587 INFO L267 ElimStorePlain]: Start of recursive call 520: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,599 INFO L267 ElimStorePlain]: Start of recursive call 516: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,608 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:40,608 INFO L267 ElimStorePlain]: Start of recursive call 522: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,634 INFO L267 ElimStorePlain]: Start of recursive call 523: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,651 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:40,651 INFO L267 ElimStorePlain]: Start of recursive call 524: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,667 INFO L267 ElimStorePlain]: Start of recursive call 525: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,680 INFO L267 ElimStorePlain]: Start of recursive call 521: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,687 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:40,688 INFO L267 ElimStorePlain]: Start of recursive call 527: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,709 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,710 INFO L267 ElimStorePlain]: Start of recursive call 528: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:40,728 INFO L267 ElimStorePlain]: Start of recursive call 529: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,743 INFO L267 ElimStorePlain]: Start of recursive call 530: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,755 INFO L267 ElimStorePlain]: Start of recursive call 526: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:40,763 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:40,764 INFO L267 ElimStorePlain]: Start of recursive call 532: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,787 INFO L267 ElimStorePlain]: Start of recursive call 533: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:40,805 INFO L267 ElimStorePlain]: Start of recursive call 534: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,820 INFO L267 ElimStorePlain]: Start of recursive call 535: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,835 INFO L267 ElimStorePlain]: Start of recursive call 531: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 97 [2018-04-13 13:22:40,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:40,843 INFO L267 ElimStorePlain]: Start of recursive call 537: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,865 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:40,866 INFO L267 ElimStorePlain]: Start of recursive call 538: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,883 INFO L267 ElimStorePlain]: Start of recursive call 539: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,898 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:40,899 INFO L267 ElimStorePlain]: Start of recursive call 540: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,912 INFO L267 ElimStorePlain]: Start of recursive call 536: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 97 [2018-04-13 13:22:40,920 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:40,920 INFO L267 ElimStorePlain]: Start of recursive call 542: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,944 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:40,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:40,945 INFO L267 ElimStorePlain]: Start of recursive call 543: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:40,963 INFO L267 ElimStorePlain]: Start of recursive call 544: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,979 INFO L267 ElimStorePlain]: Start of recursive call 545: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,991 INFO L267 ElimStorePlain]: Start of recursive call 541: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:40,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2018-04-13 13:22:40,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:40,999 INFO L267 ElimStorePlain]: Start of recursive call 547: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,024 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:41,025 INFO L267 ElimStorePlain]: Start of recursive call 548: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,043 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:41,044 INFO L267 ElimStorePlain]: Start of recursive call 549: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:41,061 INFO L267 ElimStorePlain]: Start of recursive call 550: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,073 INFO L267 ElimStorePlain]: Start of recursive call 546: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:41,080 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:41,080 INFO L267 ElimStorePlain]: Start of recursive call 552: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,103 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:41,103 INFO L267 ElimStorePlain]: Start of recursive call 553: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:41,120 INFO L267 ElimStorePlain]: Start of recursive call 554: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,136 INFO L267 ElimStorePlain]: Start of recursive call 555: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,148 INFO L267 ElimStorePlain]: Start of recursive call 551: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:41,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,155 INFO L267 ElimStorePlain]: Start of recursive call 557: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,175 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:41,176 INFO L267 ElimStorePlain]: Start of recursive call 558: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:41,202 INFO L267 ElimStorePlain]: Start of recursive call 559: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,219 INFO L267 ElimStorePlain]: Start of recursive call 560: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,231 INFO L267 ElimStorePlain]: Start of recursive call 556: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2018-04-13 13:22:41,239 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:41,239 INFO L267 ElimStorePlain]: Start of recursive call 562: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,263 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:41,264 INFO L267 ElimStorePlain]: Start of recursive call 563: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:41,284 INFO L267 ElimStorePlain]: Start of recursive call 564: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,300 INFO L267 ElimStorePlain]: Start of recursive call 565: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,313 INFO L267 ElimStorePlain]: Start of recursive call 561: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:41,320 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:41,321 INFO L267 ElimStorePlain]: Start of recursive call 567: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,343 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:41,343 INFO L267 ElimStorePlain]: Start of recursive call 568: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:41,361 INFO L267 ElimStorePlain]: Start of recursive call 569: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,375 INFO L267 ElimStorePlain]: Start of recursive call 570: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,387 INFO L267 ElimStorePlain]: Start of recursive call 566: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 85 [2018-04-13 13:22:41,395 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:41,395 INFO L267 ElimStorePlain]: Start of recursive call 572: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:41,415 INFO L267 ElimStorePlain]: Start of recursive call 573: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,432 INFO L267 ElimStorePlain]: Start of recursive call 574: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,447 INFO L267 ElimStorePlain]: Start of recursive call 575: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,459 INFO L267 ElimStorePlain]: Start of recursive call 571: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:41,475 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-13 13:22:41,475 INFO L267 ElimStorePlain]: Start of recursive call 577: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,502 INFO L267 ElimStorePlain]: Start of recursive call 578: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-13 13:22:41,525 INFO L267 ElimStorePlain]: Start of recursive call 579: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,545 INFO L267 ElimStorePlain]: Start of recursive call 580: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,568 INFO L267 ElimStorePlain]: Start of recursive call 576: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:41,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-13 13:22:41,585 INFO L267 ElimStorePlain]: Start of recursive call 582: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,610 INFO L267 ElimStorePlain]: Start of recursive call 583: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,626 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:22:41,627 INFO L267 ElimStorePlain]: Start of recursive call 584: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,641 INFO L267 ElimStorePlain]: Start of recursive call 585: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,655 INFO L267 ElimStorePlain]: Start of recursive call 581: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 89 [2018-04-13 13:22:41,663 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:41,663 INFO L267 ElimStorePlain]: Start of recursive call 587: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-04-13 13:22:41,685 INFO L267 ElimStorePlain]: Start of recursive call 588: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,704 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:41,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:41,704 INFO L267 ElimStorePlain]: Start of recursive call 589: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:41,720 INFO L267 ElimStorePlain]: Start of recursive call 590: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:41,733 INFO L267 ElimStorePlain]: Start of recursive call 586: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:45,573 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 255 dim-0 vars, and 85 xjuncts. [2018-04-13 13:22:45,574 INFO L202 ElimStorePlain]: Needed 590 recursive calls to eliminate 7 variables, input treesize:323, output treesize:4931 [2018-04-13 13:22:46,693 WARN L151 SmtUtils]: Spent 538ms on a formula simplification. DAG size of input: 2223 DAG size of output 38 [2018-04-13 13:22:46,814 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:22:46,814 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:22:46,814 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 13:22:46,814 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 13:22:46,815 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 13:22:46,815 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=857, Unknown=8, NotChecked=0, Total=992 [2018-04-13 13:22:46,815 INFO L87 Difference]: Start difference. First operand 448 states and 487 transitions. Second operand 32 states. [2018-04-13 13:22:50,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:22:50,862 INFO L93 Difference]: Finished difference Result 536 states and 581 transitions. [2018-04-13 13:22:50,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-13 13:22:50,876 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 74 [2018-04-13 13:22:50,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:22:50,877 INFO L225 Difference]: With dead ends: 536 [2018-04-13 13:22:50,877 INFO L226 Difference]: Without dead ends: 536 [2018-04-13 13:22:50,878 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 41 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 838 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=596, Invalid=3660, Unknown=34, NotChecked=0, Total=4290 [2018-04-13 13:22:50,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2018-04-13 13:22:50,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 459. [2018-04-13 13:22:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 459 states. [2018-04-13 13:22:50,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 502 transitions. [2018-04-13 13:22:50,880 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 502 transitions. Word has length 74 [2018-04-13 13:22:50,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:22:50,880 INFO L459 AbstractCegarLoop]: Abstraction has 459 states and 502 transitions. [2018-04-13 13:22:50,880 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 13:22:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 502 transitions. [2018-04-13 13:22:50,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 13:22:50,881 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:22:50,881 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:22:50,881 INFO L408 AbstractCegarLoop]: === Iteration 71 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:22:50,881 INFO L82 PathProgramCache]: Analyzing trace with hash 589613378, now seen corresponding path program 8 times [2018-04-13 13:22:50,881 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:22:50,881 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:22:50,882 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:22:50,882 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:22:50,882 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:22:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:22:50,889 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:22:50,891 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:22:50,891 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:22:50,892 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:22:50,892 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:22:50,929 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:22:50,929 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:22:50,931 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:22:50,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:22:50,936 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:50,939 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:50,939 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:22:50,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:22:50,963 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:50,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:50,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:50,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 13:22:50,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:50,985 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:50,985 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:22:51,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:22:51,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:51,005 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,006 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:22:51,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:51,023 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,024 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,037 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,037 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:54 [2018-04-13 13:22:51,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:22:51,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:22:51,092 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,096 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,113 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-13 13:22:51,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:51,117 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,123 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,137 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:75 [2018-04-13 13:22:51,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-13 13:22:51,160 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,182 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,183 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:82, output treesize:69 [2018-04-13 13:22:51,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:22:51,210 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,230 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,230 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:83, output treesize:85 [2018-04-13 13:22:51,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2018-04-13 13:22:51,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:22:51,265 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,271 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,293 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,294 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:51,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 45 [2018-04-13 13:22:51,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-13 13:22:51,298 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,302 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,318 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:104, output treesize:83 [2018-04-13 13:22:51,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,402 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,405 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 111 [2018-04-13 13:22:51,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 15 [2018-04-13 13:22:51,410 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,423 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 81 [2018-04-13 13:22:51,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:22:51,453 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,461 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,480 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,480 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:139, output treesize:144 [2018-04-13 13:22:51,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 18 [2018-04-13 13:22:51,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-13 13:22:51,524 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,525 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,550 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:157, output treesize:161 [2018-04-13 13:22:51,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:22:51,589 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 68 [2018-04-13 13:22:51,621 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,648 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,648 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:175, output treesize:166 [2018-04-13 13:22:51,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,684 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:51,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 110 [2018-04-13 13:22:51,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 57 [2018-04-13 13:22:51,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,700 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 164 [2018-04-13 13:22:51,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 47 [2018-04-13 13:22:51,736 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,751 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,773 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,773 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:185, output treesize:176 [2018-04-13 13:22:51,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 234 [2018-04-13 13:22:51,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:51,887 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,915 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:51,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 243 [2018-04-13 13:22:51,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:51,949 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,967 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:51,988 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:51,988 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:236, output treesize:201 [2018-04-13 13:22:52,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 88 [2018-04-13 13:22:52,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 29 [2018-04-13 13:22:52,027 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,032 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,052 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:52,052 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:271, output treesize:247 [2018-04-13 13:22:52,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 102 [2018-04-13 13:22:52,231 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 25 [2018-04-13 13:22:52,232 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:22:52,238 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:22:52,241 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,241 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,258 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:52,258 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:256, output treesize:193 [2018-04-13 13:22:52,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,539 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,540 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,540 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,541 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:52,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,542 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:52,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:52,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 192 [2018-04-13 13:22:52,549 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:52,563 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 82 treesize of output 86 [2018-04-13 13:22:52,564 INFO L267 ElimStorePlain]: Start of recursive call 3: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-13 13:22:52,599 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:52,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 69 [2018-04-13 13:22:52,599 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:52,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:52,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2018-04-13 13:22:52,614 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:52,627 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:52,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2018-04-13 13:22:52,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:22:52,655 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,667 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:52,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:52,667 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-13 13:22:52,673 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:22:52,677 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,680 INFO L267 ElimStorePlain]: Start of recursive call 6: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,693 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:52,693 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 8 variables, input treesize:244, output treesize:9 [2018-04-13 13:22:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 42 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:22:52,792 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:22:52,792 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 13:22:52,792 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 13:22:52,793 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 13:22:52,793 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=1069, Unknown=10, NotChecked=0, Total=1190 [2018-04-13 13:22:52,793 INFO L87 Difference]: Start difference. First operand 459 states and 502 transitions. Second operand 35 states. [2018-04-13 13:22:57,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:22:57,457 INFO L93 Difference]: Finished difference Result 536 states and 581 transitions. [2018-04-13 13:22:57,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-13 13:22:57,457 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 74 [2018-04-13 13:22:57,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:22:57,458 INFO L225 Difference]: With dead ends: 536 [2018-04-13 13:22:57,458 INFO L226 Difference]: Without dead ends: 536 [2018-04-13 13:22:57,459 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1114 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=597, Invalid=4477, Unknown=38, NotChecked=0, Total=5112 [2018-04-13 13:22:57,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2018-04-13 13:22:57,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 458. [2018-04-13 13:22:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2018-04-13 13:22:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 500 transitions. [2018-04-13 13:22:57,461 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 500 transitions. Word has length 74 [2018-04-13 13:22:57,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:22:57,461 INFO L459 AbstractCegarLoop]: Abstraction has 458 states and 500 transitions. [2018-04-13 13:22:57,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 13:22:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 500 transitions. [2018-04-13 13:22:57,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 13:22:57,461 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:22:57,462 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:22:57,462 INFO L408 AbstractCegarLoop]: === Iteration 72 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:22:57,462 INFO L82 PathProgramCache]: Analyzing trace with hash -353365138, now seen corresponding path program 3 times [2018-04-13 13:22:57,462 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:22:57,462 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:22:57,462 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:22:57,462 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:22:57,462 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:22:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:22:57,467 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:22:57,468 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:22:57,468 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:22:57,468 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:22:57,469 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:22:57,491 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:22:57,491 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:22:57,492 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:22:57,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:22:57,494 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,496 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,496 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:22:57,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:22:57,510 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,514 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:22:57,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:22:57,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:57,524 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,525 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:22:57,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:57,534 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,535 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,541 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,541 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:41, output treesize:30 [2018-04-13 13:22:57,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:22:57,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:22:57,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,555 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,559 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,559 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:38, output treesize:27 [2018-04-13 13:22:57,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 13:22:57,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:57,582 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,585 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,591 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,591 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2018-04-13 13:22:57,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:22:57,607 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,614 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,614 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:37 [2018-04-13 13:22:57,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2018-04-13 13:22:57,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-13 13:22:57,632 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,641 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,648 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,648 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:35 [2018-04-13 13:22:57,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 68 [2018-04-13 13:22:57,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:22:57,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,696 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,702 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:68, output treesize:41 [2018-04-13 13:22:57,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 37 [2018-04-13 13:22:57,722 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 30 [2018-04-13 13:22:57,722 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:22:57,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-13 13:22:57,731 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,733 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,735 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,735 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:50, output treesize:15 [2018-04-13 13:22:57,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:57,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:22:57,758 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:57,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:57,761 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:11 [2018-04-13 13:22:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 13:22:57,801 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:22:57,801 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 13:22:57,801 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 13:22:57,801 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 13:22:57,801 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2018-04-13 13:22:57,801 INFO L87 Difference]: Start difference. First operand 458 states and 500 transitions. Second operand 19 states. [2018-04-13 13:22:58,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:22:58,757 INFO L93 Difference]: Finished difference Result 515 states and 562 transitions. [2018-04-13 13:22:58,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 13:22:58,757 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 74 [2018-04-13 13:22:58,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:22:58,758 INFO L225 Difference]: With dead ends: 515 [2018-04-13 13:22:58,758 INFO L226 Difference]: Without dead ends: 515 [2018-04-13 13:22:58,758 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=212, Invalid=1270, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 13:22:58,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-04-13 13:22:58,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 484. [2018-04-13 13:22:58,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2018-04-13 13:22:58,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 528 transitions. [2018-04-13 13:22:58,761 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 528 transitions. Word has length 74 [2018-04-13 13:22:58,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:22:58,761 INFO L459 AbstractCegarLoop]: Abstraction has 484 states and 528 transitions. [2018-04-13 13:22:58,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 13:22:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 528 transitions. [2018-04-13 13:22:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-13 13:22:58,761 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:22:58,761 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:22:58,761 INFO L408 AbstractCegarLoop]: === Iteration 73 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:22:58,762 INFO L82 PathProgramCache]: Analyzing trace with hash 842729059, now seen corresponding path program 4 times [2018-04-13 13:22:58,762 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:22:58,762 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:22:58,762 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:22:58,762 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:22:58,762 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:22:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:22:58,768 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:22:58,770 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:22:58,770 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:22:58,770 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:22:58,771 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:22:58,790 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:22:58,790 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:22:58,792 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:22:58,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:22:58,794 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,796 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,796 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:22:58,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:58,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:58,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:22:58,820 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,832 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,832 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:22:58,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:22:58,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:58,845 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,846 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:22:58,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:58,859 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,860 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,870 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,870 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:42 [2018-04-13 13:22:58,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:58,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:22:58,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:22:58,910 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,915 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:58,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-04-13 13:22:58,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:58,937 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,942 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,956 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:58,956 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:83, output treesize:70 [2018-04-13 13:22:58,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:58,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:58,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:58,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:58,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:22:58,981 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:58,999 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:58,999 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:81, output treesize:83 [2018-04-13 13:22:59,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 47 [2018-04-13 13:22:59,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:22:59,031 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,036 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2018-04-13 13:22:59,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:22:59,063 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,068 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,086 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:110, output treesize:69 [2018-04-13 13:22:59,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2018-04-13 13:22:59,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:22:59,162 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 91 [2018-04-13 13:22:59,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:22:59,196 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,206 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,223 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,223 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:120, output treesize:107 [2018-04-13 13:22:59,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,261 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 83 [2018-04-13 13:22:59,261 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,294 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,294 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:118, output treesize:136 [2018-04-13 13:22:59,332 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,333 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,333 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 113 [2018-04-13 13:22:59,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:22:59,342 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,359 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 51 [2018-04-13 13:22:59,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:22:59,393 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,398 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,421 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:163, output treesize:122 [2018-04-13 13:22:59,522 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 144 [2018-04-13 13:22:59,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:22:59,534 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,555 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 51 [2018-04-13 13:22:59,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:22:59,584 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,588 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,610 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:229, output treesize:159 [2018-04-13 13:22:59,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-13 13:22:59,683 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:59,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:22:59,683 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,705 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,705 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:176, output treesize:161 [2018-04-13 13:22:59,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:59,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:22:59,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 90 [2018-04-13 13:22:59,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-13 13:22:59,770 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-13 13:22:59,782 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:22:59,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2018-04-13 13:22:59,793 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:22:59,801 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,818 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:22:59,818 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:165, output treesize:45 [2018-04-13 13:22:59,908 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:22:59,908 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:22:59,908 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 13:22:59,909 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 13:22:59,909 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 13:22:59,909 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=507, Unknown=12, NotChecked=0, Total=600 [2018-04-13 13:22:59,909 INFO L87 Difference]: Start difference. First operand 484 states and 528 transitions. Second operand 25 states. [2018-04-13 13:23:02,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:02,491 INFO L93 Difference]: Finished difference Result 701 states and 767 transitions. [2018-04-13 13:23:02,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 13:23:02,491 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 75 [2018-04-13 13:23:02,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:02,493 INFO L225 Difference]: With dead ends: 701 [2018-04-13 13:23:02,493 INFO L226 Difference]: Without dead ends: 701 [2018-04-13 13:23:02,493 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 561 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=340, Invalid=2183, Unknown=27, NotChecked=0, Total=2550 [2018-04-13 13:23:02,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2018-04-13 13:23:02,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 512. [2018-04-13 13:23:02,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2018-04-13 13:23:02,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 560 transitions. [2018-04-13 13:23:02,495 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 560 transitions. Word has length 75 [2018-04-13 13:23:02,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:02,496 INFO L459 AbstractCegarLoop]: Abstraction has 512 states and 560 transitions. [2018-04-13 13:23:02,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 13:23:02,496 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 560 transitions. [2018-04-13 13:23:02,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-13 13:23:02,496 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:02,496 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:02,496 INFO L408 AbstractCegarLoop]: === Iteration 74 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:02,496 INFO L82 PathProgramCache]: Analyzing trace with hash 842729060, now seen corresponding path program 1 times [2018-04-13 13:23:02,496 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:02,496 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:02,497 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:02,497 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:23:02,497 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:02,503 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:02,506 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:02,506 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:02,506 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:02,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:02,530 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:02,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:02,533 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,534 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,535 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:23:02,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:02,549 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:23:02,558 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,572 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:23:02,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:02,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:02,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,590 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:02,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:02,605 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,607 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,618 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:51 [2018-04-13 13:23:02,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:23:02,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:02,636 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,637 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,646 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:02,646 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:62, output treesize:51 [2018-04-13 13:23:02,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:23:02,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:02,676 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,681 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,692 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:02,693 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:70, output treesize:53 [2018-04-13 13:23:02,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 14 [2018-04-13 13:23:02,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-13 13:23:02,716 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,718 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,734 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:02,734 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:66 [2018-04-13 13:23:02,764 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:23:02,765 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:23:02,798 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:02,816 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:83, output treesize:88 [2018-04-13 13:23:02,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 65 [2018-04-13 13:23:02,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:23:02,850 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,856 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:02,873 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:104, output treesize:89 [2018-04-13 13:23:02,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:02,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 120 [2018-04-13 13:23:02,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:02,952 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,966 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:02,983 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:02,983 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:128, output treesize:108 [2018-04-13 13:23:03,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 40 [2018-04-13 13:23:03,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-13 13:23:03,016 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,020 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,039 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,039 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:121, output treesize:125 [2018-04-13 13:23:03,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,075 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 61 [2018-04-13 13:23:03,076 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 13:23:03,102 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,123 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,123 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:136, output treesize:127 [2018-04-13 13:23:03,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 116 [2018-04-13 13:23:03,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:03,159 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,171 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,198 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,198 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:138, output treesize:136 [2018-04-13 13:23:03,295 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 171 [2018-04-13 13:23:03,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:03,307 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,327 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,349 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,349 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:199, output treesize:164 [2018-04-13 13:23:03,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 113 [2018-04-13 13:23:03,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-13 13:23:03,387 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,394 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,415 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,415 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:210, output treesize:194 [2018-04-13 13:23:03,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:03,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 116 [2018-04-13 13:23:03,504 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:03,509 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 48 [2018-04-13 13:23:03,509 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:03,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 53 [2018-04-13 13:23:03,533 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2018-04-13 13:23:03,547 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,559 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,578 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:03,578 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:204, output treesize:61 [2018-04-13 13:23:03,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:23:03,659 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 41 [2018-04-13 13:23:03,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:23:03,674 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:23:03,680 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:03,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-13 13:23:03,686 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:03,689 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:03,696 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:03,696 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:77, output treesize:21 [2018-04-13 13:23:03,789 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:23:03,789 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:03,789 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 13:23:03,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:23:03,789 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:23:03,789 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2018-04-13 13:23:03,789 INFO L87 Difference]: Start difference. First operand 512 states and 560 transitions. Second operand 28 states. [2018-04-13 13:23:06,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:06,059 INFO L93 Difference]: Finished difference Result 576 states and 626 transitions. [2018-04-13 13:23:06,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:23:06,059 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 75 [2018-04-13 13:23:06,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:06,061 INFO L225 Difference]: With dead ends: 576 [2018-04-13 13:23:06,061 INFO L226 Difference]: Without dead ends: 575 [2018-04-13 13:23:06,061 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 675 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=361, Invalid=2609, Unknown=0, NotChecked=0, Total=2970 [2018-04-13 13:23:06,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2018-04-13 13:23:06,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 505. [2018-04-13 13:23:06,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-04-13 13:23:06,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 551 transitions. [2018-04-13 13:23:06,063 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 551 transitions. Word has length 75 [2018-04-13 13:23:06,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:06,064 INFO L459 AbstractCegarLoop]: Abstraction has 505 states and 551 transitions. [2018-04-13 13:23:06,064 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:23:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 551 transitions. [2018-04-13 13:23:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-04-13 13:23:06,064 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:06,064 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:06,065 INFO L408 AbstractCegarLoop]: === Iteration 75 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:06,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1410626648, now seen corresponding path program 2 times [2018-04-13 13:23:06,065 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:06,065 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:06,065 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:06,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:06,066 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:06,073 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:06,076 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:06,076 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:06,076 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:06,076 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:23:06,136 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:23:06,136 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:23:06,138 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:06,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:06,144 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,147 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,147 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:23:06,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:23:06,181 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:06,190 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,198 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,199 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:28 [2018-04-13 13:23:06,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:06,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:06,217 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,219 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:06,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:06,235 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,237 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,249 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,250 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:45 [2018-04-13 13:23:06,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:23:06,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:06,270 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,272 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,281 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,281 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:53, output treesize:42 [2018-04-13 13:23:06,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:23:06,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:06,313 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,318 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,327 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,328 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:61, output treesize:57 [2018-04-13 13:23:06,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:23:06,351 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:23:06,369 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,385 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,385 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:74, output treesize:79 [2018-04-13 13:23:06,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 60 [2018-04-13 13:23:06,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:23:06,427 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,433 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,446 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,446 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:95, output treesize:76 [2018-04-13 13:23:06,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 107 [2018-04-13 13:23:06,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:06,535 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,559 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:06,559 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:115, output treesize:103 [2018-04-13 13:23:06,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 13:23:06,590 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 110 [2018-04-13 13:23:06,617 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,642 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:06,642 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:120, output treesize:137 [2018-04-13 13:23:06,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 116 [2018-04-13 13:23:06,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:06,690 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,702 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,722 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:06,722 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:153, output treesize:134 [2018-04-13 13:23:06,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,828 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 172 [2018-04-13 13:23:06,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:06,837 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,856 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,878 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:06,878 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:213, output treesize:197 [2018-04-13 13:23:06,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,922 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 141 [2018-04-13 13:23:06,924 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:06,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:06,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 200 [2018-04-13 13:23:06,967 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,003 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:07,003 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:214, output treesize:259 [2018-04-13 13:23:07,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 236 treesize of output 201 [2018-04-13 13:23:07,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:07,071 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,096 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:07,129 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:270, output treesize:264 [2018-04-13 13:23:07,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,277 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,278 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,278 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 249 [2018-04-13 13:23:07,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:07,294 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,328 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 24 [2018-04-13 13:23:07,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:23:07,374 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,376 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,425 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:07,425 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:382, output treesize:353 [2018-04-13 13:23:07,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-13 13:23:07,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:07,626 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:07,631 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,632 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,678 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:07,678 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 8 variables, input treesize:425, output treesize:392 [2018-04-13 13:23:07,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,913 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:07,913 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:07,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 143 [2018-04-13 13:23:07,914 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:07,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:07,950 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:373, output treesize:268 [2018-04-13 13:23:08,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:08,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:08,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 125 [2018-04-13 13:23:08,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 13:23:08,006 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:08,024 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:08,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 29 [2018-04-13 13:23:08,024 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:08,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 13:23:08,041 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:08,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 13:23:08,055 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:08,067 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:08,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:08,087 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:287, output treesize:66 [2018-04-13 13:23:08,220 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:23:08,220 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:08,220 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 13:23:08,221 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 13:23:08,221 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 13:23:08,221 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1097, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 13:23:08,221 INFO L87 Difference]: Start difference. First operand 505 states and 551 transitions. Second operand 36 states. [2018-04-13 13:23:14,003 WARN L151 SmtUtils]: Spent 523ms on a formula simplification. DAG size of input: 224 DAG size of output 145 [2018-04-13 13:23:14,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:14,889 INFO L93 Difference]: Finished difference Result 586 states and 636 transitions. [2018-04-13 13:23:14,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-13 13:23:14,889 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 76 [2018-04-13 13:23:14,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:14,890 INFO L225 Difference]: With dead ends: 586 [2018-04-13 13:23:14,890 INFO L226 Difference]: Without dead ends: 586 [2018-04-13 13:23:14,890 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1087 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=680, Invalid=4290, Unknown=0, NotChecked=0, Total=4970 [2018-04-13 13:23:14,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2018-04-13 13:23:14,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 512. [2018-04-13 13:23:14,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2018-04-13 13:23:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 559 transitions. [2018-04-13 13:23:14,893 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 559 transitions. Word has length 76 [2018-04-13 13:23:14,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:14,893 INFO L459 AbstractCegarLoop]: Abstraction has 512 states and 559 transitions. [2018-04-13 13:23:14,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 13:23:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 559 transitions. [2018-04-13 13:23:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-04-13 13:23:14,893 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:14,893 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:14,893 INFO L408 AbstractCegarLoop]: === Iteration 76 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:14,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1410626649, now seen corresponding path program 2 times [2018-04-13 13:23:14,894 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:14,894 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:14,894 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:14,894 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:23:14,894 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:14,903 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:14,905 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:14,905 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:14,905 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:14,905 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:23:14,956 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:23:14,956 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:23:14,960 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:14,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:14,966 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:14,970 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:14,970 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:23:15,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:23:15,004 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,013 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,013 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:20 [2018-04-13 13:23:15,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:15,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:15,033 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,035 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:15,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:15,053 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,055 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,067 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,067 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:33 [2018-04-13 13:23:15,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 13:23:15,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-13 13:23:15,116 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,121 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2018-04-13 13:23:15,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-13 13:23:15,138 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,143 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,156 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,156 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:71, output treesize:72 [2018-04-13 13:23:15,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:15,179 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:23:15,201 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,220 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:92, output treesize:97 [2018-04-13 13:23:15,252 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:15,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2018-04-13 13:23:15,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2018-04-13 13:23:15,257 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,265 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,289 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-04-13 13:23:15,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-13 13:23:15,292 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,299 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,313 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:121, output treesize:107 [2018-04-13 13:23:15,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,394 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 136 [2018-04-13 13:23:15,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:15,402 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,414 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 108 [2018-04-13 13:23:15,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:15,439 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,459 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,473 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:155, output treesize:106 [2018-04-13 13:23:15,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 39 [2018-04-13 13:23:15,505 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 91 [2018-04-13 13:23:15,533 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,558 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:126, output treesize:147 [2018-04-13 13:23:15,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,607 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:15,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 110 [2018-04-13 13:23:15,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-13 13:23:15,612 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,652 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 105 [2018-04-13 13:23:15,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:15,656 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,666 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,688 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,688 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:171, output treesize:145 [2018-04-13 13:23:15,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 296 [2018-04-13 13:23:15,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:15,822 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,882 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 193 [2018-04-13 13:23:15,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:15,888 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,909 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:15,934 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:15,935 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:291, output treesize:235 [2018-04-13 13:23:15,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:15,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 112 [2018-04-13 13:23:15,995 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,034 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,035 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 169 [2018-04-13 13:23:16,036 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,068 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,068 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:249, output treesize:255 [2018-04-13 13:23:16,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 203 [2018-04-13 13:23:16,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:16,131 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,153 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,190 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:16,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 205 treesize of output 228 [2018-04-13 13:23:16,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-13 13:23:16,196 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,215 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,241 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,241 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:274, output treesize:249 [2018-04-13 13:23:16,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 463 treesize of output 260 [2018-04-13 13:23:16,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-13 13:23:16,398 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,430 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 446 treesize of output 440 [2018-04-13 13:23:16,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-13 13:23:16,479 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,512 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,542 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,542 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:473, output treesize:398 [2018-04-13 13:23:16,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:16,755 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,786 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,786 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:420, output treesize:415 [2018-04-13 13:23:16,791 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:16,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:16,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 418 treesize of output 230 [2018-04-13 13:23:16,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2018-04-13 13:23:16,799 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 37 [2018-04-13 13:23:16,830 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,855 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:16,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 48 [2018-04-13 13:23:16,855 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,880 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:16,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 40 [2018-04-13 13:23:16,881 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,902 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 75 [2018-04-13 13:23:16,935 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:16,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-04-13 13:23:16,935 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:16,948 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:16,953 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:16,957 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:16,961 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,962 INFO L267 ElimStorePlain]: Start of recursive call 7: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:16,976 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:16,976 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 7 variables, input treesize:438, output treesize:31 [2018-04-13 13:23:17,091 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:23:17,091 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:17,091 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 13:23:17,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 13:23:17,091 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 13:23:17,091 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=882, Unknown=2, NotChecked=0, Total=992 [2018-04-13 13:23:17,092 INFO L87 Difference]: Start difference. First operand 512 states and 559 transitions. Second operand 32 states. [2018-04-13 13:23:19,666 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 142 DAG size of output 132 [2018-04-13 13:23:20,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:20,757 INFO L93 Difference]: Finished difference Result 592 states and 642 transitions. [2018-04-13 13:23:20,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:23:20,758 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 76 [2018-04-13 13:23:20,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:20,759 INFO L225 Difference]: With dead ends: 592 [2018-04-13 13:23:20,759 INFO L226 Difference]: Without dead ends: 592 [2018-04-13 13:23:20,759 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 863 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=496, Invalid=3529, Unknown=7, NotChecked=0, Total=4032 [2018-04-13 13:23:20,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-04-13 13:23:20,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 505. [2018-04-13 13:23:20,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-04-13 13:23:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 551 transitions. [2018-04-13 13:23:20,761 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 551 transitions. Word has length 76 [2018-04-13 13:23:20,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:20,762 INFO L459 AbstractCegarLoop]: Abstraction has 505 states and 551 transitions. [2018-04-13 13:23:20,762 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 13:23:20,762 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 551 transitions. [2018-04-13 13:23:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-04-13 13:23:20,762 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:20,762 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:20,762 INFO L408 AbstractCegarLoop]: === Iteration 77 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:20,762 INFO L82 PathProgramCache]: Analyzing trace with hash 2051285733, now seen corresponding path program 3 times [2018-04-13 13:23:20,762 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:20,762 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:20,763 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:20,763 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:23:20,763 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:20,769 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:20,772 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:20,772 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:20,772 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:20,773 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:23:20,831 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:23:20,831 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:23:20,834 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:20,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:20,853 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,857 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,857 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-13 13:23:20,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:20,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:20,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:23:20,884 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,894 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,894 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:33 [2018-04-13 13:23:20,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:20,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:20,929 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,931 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:20,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:20,952 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,954 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,985 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:20,985 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:55, output treesize:45 [2018-04-13 13:23:21,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:23:21,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:21,050 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,055 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:23:21,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:23:21,075 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,080 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,094 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,094 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:80, output treesize:67 [2018-04-13 13:23:21,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:21,117 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,137 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:23:21,137 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,156 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,156 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:87, output treesize:92 [2018-04-13 13:23:21,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2018-04-13 13:23:21,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:23:21,194 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,200 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,222 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:21,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 48 [2018-04-13 13:23:21,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-13 13:23:21,226 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,232 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,248 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,248 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:119, output treesize:89 [2018-04-13 13:23:21,333 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 120 [2018-04-13 13:23:21,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:21,341 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,355 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 73 [2018-04-13 13:23:21,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:23:21,386 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,395 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,416 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:21,417 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:158, output treesize:137 [2018-04-13 13:23:21,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 13:23:21,456 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,499 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 83 [2018-04-13 13:23:21,500 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,536 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:21,536 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:157, output treesize:174 [2018-04-13 13:23:21,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 150 [2018-04-13 13:23:21,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 13:23:21,596 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,614 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,649 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:21,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 94 [2018-04-13 13:23:21,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 13:23:21,655 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,665 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,691 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:21,692 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:198, output treesize:156 [2018-04-13 13:23:21,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 168 [2018-04-13 13:23:21,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:23:21,837 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,851 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:21,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 203 [2018-04-13 13:23:21,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:23:21,895 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,919 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:21,951 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:21,951 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:271, output treesize:233 [2018-04-13 13:23:22,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 137 [2018-04-13 13:23:22,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:22,054 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:22,068 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:22,082 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,088 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:23:22,088 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,092 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:22,112 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:250, output treesize:163 [2018-04-13 13:23:22,262 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 31 [2018-04-13 13:23:22,262 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,281 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:22,281 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:176, output treesize:137 [2018-04-13 13:23:22,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,327 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,328 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 113 [2018-04-13 13:23:22,333 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,344 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 53 treesize of output 61 [2018-04-13 13:23:22,346 INFO L267 ElimStorePlain]: Start of recursive call 3: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-13 13:23:22,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 57 [2018-04-13 13:23:22,413 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:22,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 57 [2018-04-13 13:23:22,419 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:22,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 53 [2018-04-13 13:23:22,424 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:22,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 41 [2018-04-13 13:23:22,425 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:22,427 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-04-13 13:23:22,428 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:22,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 35 [2018-04-13 13:23:22,429 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:22,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 47 [2018-04-13 13:23:22,434 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:22,576 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 43 [2018-04-13 13:23:22,576 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,578 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 55 [2018-04-13 13:23:22,582 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:22,583 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 47 [2018-04-13 13:23:22,584 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,586 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 59 [2018-04-13 13:23:22,590 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:22,592 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 63 [2018-04-13 13:23:22,596 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:22,599 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 55 [2018-04-13 13:23:22,603 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:22,604 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 59 [2018-04-13 13:23:22,606 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,614 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 59 [2018-04-13 13:23:22,618 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:22,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 43 [2018-04-13 13:23:22,620 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,622 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 59 [2018-04-13 13:23:22,626 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:22,628 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:22,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:22,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 55 [2018-04-13 13:23:22,630 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:22,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 22 dim-0 vars, and 11 xjuncts. [2018-04-13 13:23:22,986 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 33 dim-0 vars, and 11 xjuncts. [2018-04-13 13:23:22,986 INFO L202 ElimStorePlain]: Needed 21 recursive calls to eliminate 6 variables, input treesize:144, output treesize:496 [2018-04-13 13:23:23,177 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:23:23,177 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:23,177 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 13:23:23,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 13:23:23,177 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 13:23:23,177 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=797, Unknown=5, NotChecked=0, Total=930 [2018-04-13 13:23:23,177 INFO L87 Difference]: Start difference. First operand 505 states and 551 transitions. Second operand 31 states. [2018-04-13 13:23:26,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:26,918 INFO L93 Difference]: Finished difference Result 578 states and 627 transitions. [2018-04-13 13:23:26,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:23:26,918 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 76 [2018-04-13 13:23:26,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:26,919 INFO L225 Difference]: With dead ends: 578 [2018-04-13 13:23:26,919 INFO L226 Difference]: Without dead ends: 578 [2018-04-13 13:23:26,919 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 795 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=604, Invalid=3285, Unknown=17, NotChecked=0, Total=3906 [2018-04-13 13:23:26,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2018-04-13 13:23:26,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 512. [2018-04-13 13:23:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2018-04-13 13:23:26,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 559 transitions. [2018-04-13 13:23:26,922 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 559 transitions. Word has length 76 [2018-04-13 13:23:26,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:26,922 INFO L459 AbstractCegarLoop]: Abstraction has 512 states and 559 transitions. [2018-04-13 13:23:26,922 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 13:23:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 559 transitions. [2018-04-13 13:23:26,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-04-13 13:23:26,922 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:26,922 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:26,922 INFO L408 AbstractCegarLoop]: === Iteration 78 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:26,923 INFO L82 PathProgramCache]: Analyzing trace with hash 2051285734, now seen corresponding path program 2 times [2018-04-13 13:23:26,923 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:26,923 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:26,923 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:26,923 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:23:26,923 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:26,930 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:26,933 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:26,933 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:26,933 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:26,934 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:23:26,981 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:23:26,981 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:23:26,984 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:26,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:26,985 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:26,986 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:26,986 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 13:23:26,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:23:26,992 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:26,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:26,995 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-13 13:23:27,013 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,014 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,015 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-04-13 13:23:27,015 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,020 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,020 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:21 [2018-04-13 13:23:27,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:27,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:27,032 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,033 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:27,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:27,043 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,044 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,052 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,052 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:38 [2018-04-13 13:23:27,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-13 13:23:27,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:23:27,095 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,099 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 56 [2018-04-13 13:23:27,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-04-13 13:23:27,117 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,123 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,132 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,132 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:76, output treesize:64 [2018-04-13 13:23:27,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:27,159 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:23:27,178 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,195 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:84, output treesize:89 [2018-04-13 13:23:27,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2018-04-13 13:23:27,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:23:27,232 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,237 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 68 [2018-04-13 13:23:27,271 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 43 [2018-04-13 13:23:27,272 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 13:23:27,284 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,301 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,301 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:116, output treesize:95 [2018-04-13 13:23:27,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 137 [2018-04-13 13:23:27,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-04-13 13:23:27,390 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,408 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 73 [2018-04-13 13:23:27,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:23:27,440 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,449 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,468 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:27,468 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:160, output treesize:119 [2018-04-13 13:23:27,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 31 [2018-04-13 13:23:27,506 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,538 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,539 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,539 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,540 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,540 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 83 [2018-04-13 13:23:27,541 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:27,572 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:139, output treesize:156 [2018-04-13 13:23:27,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 156 [2018-04-13 13:23:27,638 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 55 [2018-04-13 13:23:27,639 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-13 13:23:27,666 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 89 [2018-04-13 13:23:27,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:23:27,713 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,723 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,749 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:27,750 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:180, output treesize:158 [2018-04-13 13:23:27,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 219 [2018-04-13 13:23:27,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:23:27,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,925 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:27,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 168 [2018-04-13 13:23:27,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:23:27,970 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:27,984 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,012 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:28,012 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:273, output treesize:219 [2018-04-13 13:23:28,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,111 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 97 [2018-04-13 13:23:28,112 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,136 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:28,136 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:219, output treesize:175 [2018-04-13 13:23:28,469 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,469 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,471 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,477 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 209 treesize of output 204 [2018-04-13 13:23:28,485 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,496 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 84 treesize of output 86 [2018-04-13 13:23:28,499 INFO L267 ElimStorePlain]: Start of recursive call 3: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-13 13:23:28,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 41 [2018-04-13 13:23:28,625 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2018-04-13 13:23:28,627 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2018-04-13 13:23:28,629 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45 [2018-04-13 13:23:28,631 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2018-04-13 13:23:28,632 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2018-04-13 13:23:28,634 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2018-04-13 13:23:28,635 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,723 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 69 [2018-04-13 13:23:28,728 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:28,731 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 65 [2018-04-13 13:23:28,736 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:28,739 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 63 [2018-04-13 13:23:28,743 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:28,745 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 53 [2018-04-13 13:23:28,745 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 69 [2018-04-13 13:23:28,753 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:28,754 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 47 [2018-04-13 13:23:28,755 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,758 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 69 [2018-04-13 13:23:28,760 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:28,914 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 73 [2018-04-13 13:23:28,915 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:28,917 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 89 [2018-04-13 13:23:28,922 INFO L267 ElimStorePlain]: Start of recursive call 19: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:28,924 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 93 [2018-04-13 13:23:28,929 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:28,932 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 93 [2018-04-13 13:23:28,937 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:28,938 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 89 [2018-04-13 13:23:28,944 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:28,946 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 73 [2018-04-13 13:23:28,946 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:28,948 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:28,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:28,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 93 [2018-04-13 13:23:28,950 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:29,204 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 22 dim-0 vars, and 11 xjuncts. [2018-04-13 13:23:29,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2018-04-13 13:23:29,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,447 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,464 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,479 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,494 INFO L267 ElimStorePlain]: Start of recursive call 25: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 80 [2018-04-13 13:23:29,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,499 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,516 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,530 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,540 INFO L267 ElimStorePlain]: Start of recursive call 29: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2018-04-13 13:23:29,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,545 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,563 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,578 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,589 INFO L267 ElimStorePlain]: Start of recursive call 33: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2018-04-13 13:23:29,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,604 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,621 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,637 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,648 INFO L267 ElimStorePlain]: Start of recursive call 37: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2018-04-13 13:23:29,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,653 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,670 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,685 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,697 INFO L267 ElimStorePlain]: Start of recursive call 41: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2018-04-13 13:23:29,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,705 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,720 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,733 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,744 INFO L267 ElimStorePlain]: Start of recursive call 45: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2018-04-13 13:23:29,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,749 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,765 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,779 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,796 INFO L267 ElimStorePlain]: Start of recursive call 49: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2018-04-13 13:23:29,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,801 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,818 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,831 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,841 INFO L267 ElimStorePlain]: Start of recursive call 53: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2018-04-13 13:23:29,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,846 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,863 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,877 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,888 INFO L267 ElimStorePlain]: Start of recursive call 57: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2018-04-13 13:23:29,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,893 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,910 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,924 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,935 INFO L267 ElimStorePlain]: Start of recursive call 61: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2018-04-13 13:23:29,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,940 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:29,962 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:29,978 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:29,988 INFO L267 ElimStorePlain]: Start of recursive call 65: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:30,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 11 dim-0 vars, and 11 xjuncts. [2018-04-13 13:23:30,163 INFO L202 ElimStorePlain]: Needed 68 recursive calls to eliminate 8 variables, input treesize:238, output treesize:199 [2018-04-13 13:23:30,315 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:23:30,316 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:30,316 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 13:23:30,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 13:23:30,316 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 13:23:30,316 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=850, Unknown=5, NotChecked=0, Total=930 [2018-04-13 13:23:30,316 INFO L87 Difference]: Start difference. First operand 512 states and 559 transitions. Second operand 31 states. [2018-04-13 13:23:34,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:34,315 INFO L93 Difference]: Finished difference Result 581 states and 630 transitions. [2018-04-13 13:23:34,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:23:34,315 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 76 [2018-04-13 13:23:34,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:34,316 INFO L225 Difference]: With dead ends: 581 [2018-04-13 13:23:34,317 INFO L226 Difference]: Without dead ends: 581 [2018-04-13 13:23:34,317 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 736 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=486, Invalid=3410, Unknown=10, NotChecked=0, Total=3906 [2018-04-13 13:23:34,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2018-04-13 13:23:34,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 505. [2018-04-13 13:23:34,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-04-13 13:23:34,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 551 transitions. [2018-04-13 13:23:34,320 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 551 transitions. Word has length 76 [2018-04-13 13:23:34,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:34,320 INFO L459 AbstractCegarLoop]: Abstraction has 505 states and 551 transitions. [2018-04-13 13:23:34,320 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 13:23:34,320 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 551 transitions. [2018-04-13 13:23:34,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 13:23:34,320 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:34,321 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:34,321 INFO L408 AbstractCegarLoop]: === Iteration 79 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:34,321 INFO L82 PathProgramCache]: Analyzing trace with hash -2036915173, now seen corresponding path program 1 times [2018-04-13 13:23:34,321 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:34,321 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:34,321 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:34,321 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:23:34,321 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:34,334 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:34,336 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:34,336 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:34,336 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:34,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:34,382 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:34,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:34,387 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,391 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,391 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:23:34,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:34,412 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:23:34,423 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,431 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,432 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:23:34,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:34,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:34,448 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,449 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:34,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:34,464 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,466 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,476 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,476 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:57, output treesize:54 [2018-04-13 13:23:34,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:23:34,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:34,495 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,497 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,507 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:34,507 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:65, output treesize:54 [2018-04-13 13:23:34,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:23:34,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:34,540 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:34,558 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:73, output treesize:60 [2018-04-13 13:23:34,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:23:34,582 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:23:34,604 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:34,622 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:80, output treesize:85 [2018-04-13 13:23:34,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 60 [2018-04-13 13:23:34,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:23:34,658 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,665 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:23:34,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:23:34,703 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,705 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:34,728 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:112, output treesize:94 [2018-04-13 13:23:34,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 47 [2018-04-13 13:23:34,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:23:34,816 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,822 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 131 [2018-04-13 13:23:34,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:34,860 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,876 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,904 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:34,904 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:159, output treesize:146 [2018-04-13 13:23:34,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:34,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 83 [2018-04-13 13:23:34,950 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:34,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 13:23:34,993 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:35,030 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:166, output treesize:183 [2018-04-13 13:23:35,081 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,081 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 171 [2018-04-13 13:23:35,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 13:23:35,091 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,113 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,148 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:35,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 68 [2018-04-13 13:23:35,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-13 13:23:35,152 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,159 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,187 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:35,187 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:207, output treesize:157 [2018-04-13 13:23:35,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 133 [2018-04-13 13:23:35,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:23:35,331 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,341 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 245 treesize of output 223 [2018-04-13 13:23:35,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:23:35,397 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,426 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,460 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:35,460 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:290, output treesize:258 [2018-04-13 13:23:35,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,766 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:35,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 256 [2018-04-13 13:23:35,768 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,851 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:35,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:35,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 268 [2018-04-13 13:23:35,852 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:35,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 2 dim-1 vars, End of recursive call: 12 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:35,926 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 14 variables, input treesize:545, output treesize:423 [2018-04-13 13:23:36,026 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 13:23:36,027 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:36,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,065 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:36,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 163 [2018-04-13 13:23:36,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2018-04-13 13:23:36,076 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:36,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:23:36,094 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:36,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:36,105 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:36,114 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:36,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:23:36,115 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:36,122 INFO L267 ElimStorePlain]: Start of recursive call 3: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:36,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:36,145 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 14 variables, input treesize:489, output treesize:157 [2018-04-13 13:23:36,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,243 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:36,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,254 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:36,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:36,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 115 [2018-04-13 13:23:36,266 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 21 [2018-04-13 13:23:36,266 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:36,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-13 13:23:36,282 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:36,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-13 13:23:36,298 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:36,310 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:36,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2018-04-13 13:23:36,310 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:36,319 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:36,341 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:36,341 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:161, output treesize:45 [2018-04-13 13:23:36,482 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:23:36,482 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:36,482 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 13:23:36,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 13:23:36,482 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 13:23:36,482 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=815, Unknown=0, NotChecked=0, Total=930 [2018-04-13 13:23:36,482 INFO L87 Difference]: Start difference. First operand 505 states and 551 transitions. Second operand 31 states. [2018-04-13 13:23:39,100 WARN L151 SmtUtils]: Spent 180ms on a formula simplification. DAG size of input: 195 DAG size of output 194 [2018-04-13 13:23:39,496 WARN L151 SmtUtils]: Spent 215ms on a formula simplification. DAG size of input: 206 DAG size of output 187 [2018-04-13 13:23:39,967 WARN L151 SmtUtils]: Spent 245ms on a formula simplification. DAG size of input: 218 DAG size of output 199 [2018-04-13 13:23:40,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:40,969 INFO L93 Difference]: Finished difference Result 578 states and 627 transitions. [2018-04-13 13:23:40,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 13:23:40,970 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 77 [2018-04-13 13:23:40,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:40,971 INFO L225 Difference]: With dead ends: 578 [2018-04-13 13:23:40,971 INFO L226 Difference]: Without dead ends: 578 [2018-04-13 13:23:40,971 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 745 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=501, Invalid=3039, Unknown=0, NotChecked=0, Total=3540 [2018-04-13 13:23:40,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2018-04-13 13:23:40,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 519. [2018-04-13 13:23:40,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 519 states. [2018-04-13 13:23:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 567 transitions. [2018-04-13 13:23:40,975 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 567 transitions. Word has length 77 [2018-04-13 13:23:40,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:40,976 INFO L459 AbstractCegarLoop]: Abstraction has 519 states and 567 transitions. [2018-04-13 13:23:40,976 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 13:23:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 567 transitions. [2018-04-13 13:23:40,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 13:23:40,976 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:40,976 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:40,976 INFO L408 AbstractCegarLoop]: === Iteration 80 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:40,977 INFO L82 PathProgramCache]: Analyzing trace with hash -2036915172, now seen corresponding path program 1 times [2018-04-13 13:23:40,977 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:40,977 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:40,977 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:40,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:40,977 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:40,985 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:40,988 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:40,988 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:40,988 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:40,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:41,023 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:41,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:41,028 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,030 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-13 13:23:41,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:23:41,050 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:41,060 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,068 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,068 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:23:41,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:41,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:41,099 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,100 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:41,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:41,115 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,117 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,129 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:60, output treesize:54 [2018-04-13 13:23:41,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:23:41,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:41,149 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,150 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,160 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,160 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:65, output treesize:54 [2018-04-13 13:23:41,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-13 13:23:41,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:41,193 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,198 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,209 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,210 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:73, output treesize:60 [2018-04-13 13:23:41,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-13 13:23:41,240 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-13 13:23:41,263 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,283 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,284 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:80, output treesize:81 [2018-04-13 13:23:41,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-13 13:23:41,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:23:41,318 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,320 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2018-04-13 13:23:41,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-13 13:23:41,350 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,356 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,378 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,378 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:108, output treesize:90 [2018-04-13 13:23:41,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2018-04-13 13:23:41,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:41,411 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,412 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,430 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:129, output treesize:110 [2018-04-13 13:23:41,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,482 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 107 [2018-04-13 13:23:41,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:41,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,500 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,518 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,519 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:129, output treesize:112 [2018-04-13 13:23:41,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 64 [2018-04-13 13:23:41,555 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 83 [2018-04-13 13:23:41,592 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,629 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,630 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:132, output treesize:149 [2018-04-13 13:23:41,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 48 [2018-04-13 13:23:41,672 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,711 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,716 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 120 [2018-04-13 13:23:41,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-13 13:23:41,720 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,735 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 16 [2018-04-13 13:23:41,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:23:41,759 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,761 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,781 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,781 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:176, output treesize:110 [2018-04-13 13:23:41,873 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:41,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 182 [2018-04-13 13:23:41,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:23:41,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,909 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 75 [2018-04-13 13:23:41,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:23:41,943 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,948 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:41,973 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:41,974 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:227, output treesize:195 [2018-04-13 13:23:42,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,593 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:42,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,594 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:42,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:42,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 229 treesize of output 204 [2018-04-13 13:23:42,610 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 21 [2018-04-13 13:23:42,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:42,644 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:42,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2018-04-13 13:23:42,644 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:42,668 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:42,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 51 [2018-04-13 13:23:42,669 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:42,692 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:42,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2018-04-13 13:23:42,693 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:42,714 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:42,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 38 [2018-04-13 13:23:42,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:42,757 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:42,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-13 13:23:42,765 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:42,770 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:42,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-13 13:23:42,770 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:42,774 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:42,806 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:42,806 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 10 variables, input treesize:269, output treesize:39 [2018-04-13 13:23:42,939 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:23:42,939 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:42,940 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 13:23:42,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 13:23:42,940 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 13:23:42,940 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=885, Unknown=0, NotChecked=0, Total=992 [2018-04-13 13:23:42,940 INFO L87 Difference]: Start difference. First operand 519 states and 567 transitions. Second operand 32 states. [2018-04-13 13:23:45,669 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 163 DAG size of output 162 [2018-04-13 13:23:45,930 WARN L151 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 167 DAG size of output 166 [2018-04-13 13:23:46,234 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 194 DAG size of output 123 [2018-04-13 13:23:47,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:47,515 INFO L93 Difference]: Finished difference Result 584 states and 634 transitions. [2018-04-13 13:23:47,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:23:47,515 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 77 [2018-04-13 13:23:47,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:47,516 INFO L225 Difference]: With dead ends: 584 [2018-04-13 13:23:47,516 INFO L226 Difference]: Without dead ends: 584 [2018-04-13 13:23:47,516 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 923 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=519, Invalid=3513, Unknown=0, NotChecked=0, Total=4032 [2018-04-13 13:23:47,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2018-04-13 13:23:47,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 514. [2018-04-13 13:23:47,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2018-04-13 13:23:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 560 transitions. [2018-04-13 13:23:47,520 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 560 transitions. Word has length 77 [2018-04-13 13:23:47,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:47,521 INFO L459 AbstractCegarLoop]: Abstraction has 514 states and 560 transitions. [2018-04-13 13:23:47,521 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 13:23:47,521 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 560 transitions. [2018-04-13 13:23:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 13:23:47,521 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:47,521 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:47,521 INFO L408 AbstractCegarLoop]: === Iteration 81 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:47,521 INFO L82 PathProgramCache]: Analyzing trace with hash 53210337, now seen corresponding path program 3 times [2018-04-13 13:23:47,521 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:47,521 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:47,522 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:47,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:47,522 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:47,526 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:47,529 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:47,529 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:47,529 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:47,529 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:23:47,543 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:23:47,544 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:23:47,545 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:47,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:47,600 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:47,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:47,610 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:54 [2018-04-13 13:23:47,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:47,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:47,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:47,636 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:47,649 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:47,649 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:68, output treesize:69 [2018-04-13 13:23:47,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:47,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-13 13:23:47,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:47,729 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:47,736 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:47,750 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:47,750 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:87, output treesize:83 [2018-04-13 13:23:47,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 3 [2018-04-13 13:23:47,781 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:47,795 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:47,795 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:91, output treesize:74 [2018-04-13 13:23:48,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:48,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:48,030 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:48,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:48,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 65 [2018-04-13 13:23:48,043 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2018-04-13 13:23:48,044 INFO L267 ElimStorePlain]: Start of recursive call 3: 6 dim-0 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-13 13:23:48,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2018-04-13 13:23:48,059 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:48,065 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:48,083 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:48,083 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:91, output treesize:105 [2018-04-13 13:23:48,469 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 13:23:48,469 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:48,469 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 13:23:48,469 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 13:23:48,469 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 13:23:48,469 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=635, Unknown=0, NotChecked=0, Total=702 [2018-04-13 13:23:48,469 INFO L87 Difference]: Start difference. First operand 514 states and 560 transitions. Second operand 27 states. [2018-04-13 13:23:50,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:50,201 INFO L93 Difference]: Finished difference Result 531 states and 576 transitions. [2018-04-13 13:23:50,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:23:50,201 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 77 [2018-04-13 13:23:50,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:50,202 INFO L225 Difference]: With dead ends: 531 [2018-04-13 13:23:50,202 INFO L226 Difference]: Without dead ends: 482 [2018-04-13 13:23:50,202 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 48 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=145, Invalid=1577, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 13:23:50,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2018-04-13 13:23:50,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 482. [2018-04-13 13:23:50,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2018-04-13 13:23:50,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 527 transitions. [2018-04-13 13:23:50,206 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 527 transitions. Word has length 77 [2018-04-13 13:23:50,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:50,206 INFO L459 AbstractCegarLoop]: Abstraction has 482 states and 527 transitions. [2018-04-13 13:23:50,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 13:23:50,206 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 527 transitions. [2018-04-13 13:23:50,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 13:23:50,206 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:50,206 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:50,206 INFO L408 AbstractCegarLoop]: === Iteration 82 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:50,207 INFO L82 PathProgramCache]: Analyzing trace with hash -152871076, now seen corresponding path program 1 times [2018-04-13 13:23:50,207 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:50,207 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:50,207 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:50,207 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:23:50,207 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:50,214 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:50,217 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:50,217 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:50,217 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:50,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:50,245 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:50,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 15 [2018-04-13 13:23:50,258 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,262 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,262 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-13 13:23:50,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:50,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:50,271 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,273 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,277 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,278 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-04-13 13:23:50,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-13 13:23:50,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:50,304 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,307 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,312 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,312 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:37, output treesize:33 [2018-04-13 13:23:50,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:23:50,324 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,329 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,329 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:31 [2018-04-13 13:23:50,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 33 [2018-04-13 13:23:50,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:50,344 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,348 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,353 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,353 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:47, output treesize:37 [2018-04-13 13:23:50,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 60 [2018-04-13 13:23:50,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:23:50,394 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,399 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:50,404 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:73, output treesize:46 [2018-04-13 13:23:50,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 33 [2018-04-13 13:23:50,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 16 [2018-04-13 13:23:50,427 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:23:50,431 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,433 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,435 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,435 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:53, output treesize:10 [2018-04-13 13:23:50,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:50,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-13 13:23:50,457 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:50,460 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:50,460 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-13 13:23:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 13:23:50,508 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:50,508 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 13:23:50,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:23:50,508 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:23:50,508 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2018-04-13 13:23:50,509 INFO L87 Difference]: Start difference. First operand 482 states and 527 transitions. Second operand 18 states. [2018-04-13 13:23:51,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:51,293 INFO L93 Difference]: Finished difference Result 496 states and 542 transitions. [2018-04-13 13:23:51,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 13:23:51,293 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 78 [2018-04-13 13:23:51,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:51,294 INFO L225 Difference]: With dead ends: 496 [2018-04-13 13:23:51,294 INFO L226 Difference]: Without dead ends: 496 [2018-04-13 13:23:51,294 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=159, Invalid=963, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 13:23:51,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2018-04-13 13:23:51,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 482. [2018-04-13 13:23:51,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2018-04-13 13:23:51,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 527 transitions. [2018-04-13 13:23:51,297 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 527 transitions. Word has length 78 [2018-04-13 13:23:51,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:51,297 INFO L459 AbstractCegarLoop]: Abstraction has 482 states and 527 transitions. [2018-04-13 13:23:51,297 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:23:51,297 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 527 transitions. [2018-04-13 13:23:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 13:23:51,297 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:51,297 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:51,298 INFO L408 AbstractCegarLoop]: === Iteration 83 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:51,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1149841550, now seen corresponding path program 1 times [2018-04-13 13:23:51,298 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:51,298 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:51,298 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:51,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:51,298 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:51,304 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:51,305 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:51,305 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:51,305 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:51,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:51,335 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:51,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:51,348 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,349 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,349 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 13:23:51,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:23:51,364 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,367 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,367 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-13 13:23:51,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-04-13 13:23:51,387 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,391 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,391 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:15 [2018-04-13 13:23:51,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:51,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:51,402 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,403 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,409 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,409 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:28 [2018-04-13 13:23:51,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-13 13:23:51,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:51,439 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,443 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,447 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:40, output treesize:36 [2018-04-13 13:23:51,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:23:51,460 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,467 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,467 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:45 [2018-04-13 13:23:51,482 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-13 13:23:51,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:51,486 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,491 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,497 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,497 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:46 [2018-04-13 13:23:51,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 71 [2018-04-13 13:23:51,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 72 [2018-04-13 13:23:51,560 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 51 [2018-04-13 13:23:51,589 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:51,613 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:51,629 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:51,629 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:69, output treesize:103 [2018-04-13 13:23:51,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 70 [2018-04-13 13:23:51,662 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 46 [2018-04-13 13:23:51,681 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,696 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:51,696 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:113, output treesize:99 [2018-04-13 13:23:51,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 79 [2018-04-13 13:23:51,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 74 [2018-04-13 13:23:51,744 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 63 [2018-04-13 13:23:51,784 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,797 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:51,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2018-04-13 13:23:51,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:51,818 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,823 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,837 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:51,837 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:121, output treesize:101 [2018-04-13 13:23:51,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 59 [2018-04-13 13:23:51,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:23:51,934 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,939 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:51,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 104 treesize of output 85 [2018-04-13 13:23:51,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 108 [2018-04-13 13:23:51,972 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 63 [2018-04-13 13:23:52,004 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:52,025 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:52,046 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:23:52,046 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:177, output treesize:200 [2018-04-13 13:23:52,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 42 [2018-04-13 13:23:52,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:52,137 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-13 13:23:52,143 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-13 13:23:52,146 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,148 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 69 [2018-04-13 13:23:52,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 34 [2018-04-13 13:23:52,178 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 40 [2018-04-13 13:23:52,209 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2018-04-13 13:23:52,242 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 35 [2018-04-13 13:23:52,271 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2018-04-13 13:23:52,298 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2018-04-13 13:23:52,319 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-13 13:23:52,336 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 40 [2018-04-13 13:23:52,351 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 37 [2018-04-13 13:23:52,368 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:52,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2018-04-13 13:23:52,384 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,394 INFO L267 ElimStorePlain]: Start of recursive call 6: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:52,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 55 [2018-04-13 13:23:52,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:52,409 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2018-04-13 13:23:52,416 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 13 [2018-04-13 13:23:52,421 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,424 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,434 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:52,434 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 17 variables, input treesize:221, output treesize:4 [2018-04-13 13:23:52,518 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 13:23:52,518 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:52,518 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 13:23:52,518 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 13:23:52,518 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 13:23:52,519 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=539, Unknown=2, NotChecked=0, Total=600 [2018-04-13 13:23:52,519 INFO L87 Difference]: Start difference. First operand 482 states and 527 transitions. Second operand 25 states. [2018-04-13 13:23:54,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:54,417 INFO L93 Difference]: Finished difference Result 565 states and 614 transitions. [2018-04-13 13:23:54,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 13:23:54,417 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 78 [2018-04-13 13:23:54,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:54,418 INFO L225 Difference]: With dead ends: 565 [2018-04-13 13:23:54,418 INFO L226 Difference]: Without dead ends: 553 [2018-04-13 13:23:54,418 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 482 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=404, Invalid=2448, Unknown=10, NotChecked=0, Total=2862 [2018-04-13 13:23:54,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-04-13 13:23:54,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 501. [2018-04-13 13:23:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2018-04-13 13:23:54,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 553 transitions. [2018-04-13 13:23:54,421 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 553 transitions. Word has length 78 [2018-04-13 13:23:54,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:54,421 INFO L459 AbstractCegarLoop]: Abstraction has 501 states and 553 transitions. [2018-04-13 13:23:54,421 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 13:23:54,421 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 553 transitions. [2018-04-13 13:23:54,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 13:23:54,421 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:54,421 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:54,421 INFO L408 AbstractCegarLoop]: === Iteration 84 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:54,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1507524, now seen corresponding path program 2 times [2018-04-13 13:23:54,422 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:54,422 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:54,422 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:54,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:54,422 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:54,427 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:54,429 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:54,429 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:54,429 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:54,429 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:23:54,449 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:23:54,449 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:23:54,451 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:54,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:23:54,457 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,458 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,458 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 13:23:54,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:23:54,463 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,468 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,468 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-13 13:23:54,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:23:54,489 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,493 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,493 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:22 [2018-04-13 13:23:54,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:54,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:54,504 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,505 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,512 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,512 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:23:54,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-13 13:23:54,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:54,550 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,554 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,560 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,561 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:43 [2018-04-13 13:23:54,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:23:54,577 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,586 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:54, output treesize:52 [2018-04-13 13:23:54,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-13 13:23:54,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:54,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,614 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,622 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:63, output treesize:53 [2018-04-13 13:23:54,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 71 [2018-04-13 13:23:54,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 72 [2018-04-13 13:23:54,699 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,723 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 51 [2018-04-13 13:23:54,727 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:54,758 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:54,775 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:54,775 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:76, output treesize:117 [2018-04-13 13:23:54,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2018-04-13 13:23:54,814 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2018-04-13 13:23:54,836 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,855 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:54,855 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:127, output treesize:113 [2018-04-13 13:23:54,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 86 [2018-04-13 13:23:54,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:54,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 81 [2018-04-13 13:23:54,909 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 70 [2018-04-13 13:23:54,957 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,976 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:54,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:55,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 52 [2018-04-13 13:23:55,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:55,001 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,008 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:55,027 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:135, output treesize:115 [2018-04-13 13:23:55,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 111 treesize of output 92 [2018-04-13 13:23:55,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 78 [2018-04-13 13:23:55,174 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:23:55,196 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:55,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 95 [2018-04-13 13:23:55,233 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,257 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:23:55,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 66 [2018-04-13 13:23:55,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:23:55,295 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,308 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,337 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:23:55,337 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:191, output treesize:221 [2018-04-13 13:23:55,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 95 [2018-04-13 13:23:55,476 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2018-04-13 13:23:55,505 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 67 [2018-04-13 13:23:55,534 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-1 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:23:55,562 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 11 variables, input treesize:236, output treesize:221 [2018-04-13 13:23:55,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 99 treesize of output 73 [2018-04-13 13:23:55,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-13 13:23:55,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-13 13:23:55,628 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-13 13:23:55,660 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 41 [2018-04-13 13:23:55,699 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:55,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 50 [2018-04-13 13:23:55,734 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2018-04-13 13:23:55,769 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-04-13 13:23:55,816 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-04-13 13:23:55,845 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2018-04-13 13:23:55,846 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 12 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:23:55,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 55 [2018-04-13 13:23:55,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:55,890 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 12 [2018-04-13 13:23:55,898 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 13 [2018-04-13 13:23:55,904 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,907 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 46 [2018-04-13 13:23:55,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 15 [2018-04-13 13:23:55,927 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:23:55,933 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:23:55,937 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,940 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:55,950 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 14 variables, input treesize:233, output treesize:4 [2018-04-13 13:23:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-13 13:23:56,032 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:56,033 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 13:23:56,033 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 13:23:56,033 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 13:23:56,033 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=559, Unknown=5, NotChecked=0, Total=650 [2018-04-13 13:23:56,033 INFO L87 Difference]: Start difference. First operand 501 states and 553 transitions. Second operand 26 states. [2018-04-13 13:23:58,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:23:58,422 INFO L93 Difference]: Finished difference Result 647 states and 707 transitions. [2018-04-13 13:23:58,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 13:23:58,422 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 78 [2018-04-13 13:23:58,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:23:58,423 INFO L225 Difference]: With dead ends: 647 [2018-04-13 13:23:58,423 INFO L226 Difference]: Without dead ends: 635 [2018-04-13 13:23:58,424 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 594 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=540, Invalid=2516, Unknown=24, NotChecked=0, Total=3080 [2018-04-13 13:23:58,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2018-04-13 13:23:58,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 585. [2018-04-13 13:23:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2018-04-13 13:23:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 652 transitions. [2018-04-13 13:23:58,444 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 652 transitions. Word has length 78 [2018-04-13 13:23:58,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:23:58,444 INFO L459 AbstractCegarLoop]: Abstraction has 585 states and 652 transitions. [2018-04-13 13:23:58,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 13:23:58,444 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 652 transitions. [2018-04-13 13:23:58,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 13:23:58,444 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:23:58,445 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:23:58,445 INFO L408 AbstractCegarLoop]: === Iteration 85 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:23:58,445 INFO L82 PathProgramCache]: Analyzing trace with hash 85046767, now seen corresponding path program 1 times [2018-04-13 13:23:58,445 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:23:58,445 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:23:58,445 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:58,445 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:23:58,446 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:23:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:58,451 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:23:58,452 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:23:58,452 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:23:58,452 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:23:58,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:23:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:23:58,465 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:23:58,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:23:58,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:23:58,491 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,492 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,499 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,499 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-04-13 13:23:58,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 36 [2018-04-13 13:23:58,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 28 [2018-04-13 13:23:58,543 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:58,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-13 13:23:58,563 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,574 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:58,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:58,587 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:35, output treesize:58 [2018-04-13 13:23:58,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 53 [2018-04-13 13:23:58,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-13 13:23:58,660 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 48 [2018-04-13 13:23:58,701 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 3 xjuncts. [2018-04-13 13:23:58,737 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:23:58,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2018-04-13 13:23:58,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:23:58,779 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,784 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,815 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:23:58,815 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:83, output treesize:89 [2018-04-13 13:23:58,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 48 [2018-04-13 13:23:58,924 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:58,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2018-04-13 13:23:58,925 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-04-13 13:23:58,955 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:58,974 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:59,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 75 [2018-04-13 13:23:59,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 56 [2018-04-13 13:23:59,029 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:59,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 54 [2018-04-13 13:23:59,168 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:59,255 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:59,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 50 [2018-04-13 13:23:59,257 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:59,317 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:59,318 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:23:59,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 55 [2018-04-13 13:23:59,324 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:59,378 INFO L267 ElimStorePlain]: Start of recursive call 5: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-13 13:23:59,425 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2018-04-13 13:23:59,425 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:91, output treesize:119 [2018-04-13 13:23:59,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-13 13:23:59,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:23:59,476 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:23:59,478 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:59,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 35 [2018-04-13 13:23:59,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-13 13:23:59,497 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:23:59,511 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:23:59,518 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:23:59,518 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:57, output treesize:18 [2018-04-13 13:23:59,575 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-13 13:23:59,576 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:23:59,576 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 13:23:59,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 13:23:59,576 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 13:23:59,576 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2018-04-13 13:23:59,576 INFO L87 Difference]: Start difference. First operand 585 states and 652 transitions. Second operand 21 states. [2018-04-13 13:24:00,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:24:00,347 INFO L93 Difference]: Finished difference Result 723 states and 808 transitions. [2018-04-13 13:24:00,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-13 13:24:00,347 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 78 [2018-04-13 13:24:00,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:24:00,348 INFO L225 Difference]: With dead ends: 723 [2018-04-13 13:24:00,348 INFO L226 Difference]: Without dead ends: 723 [2018-04-13 13:24:00,348 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=361, Invalid=1531, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 13:24:00,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2018-04-13 13:24:00,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 678. [2018-04-13 13:24:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 678 states. [2018-04-13 13:24:00,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 769 transitions. [2018-04-13 13:24:00,352 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 769 transitions. Word has length 78 [2018-04-13 13:24:00,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:24:00,353 INFO L459 AbstractCegarLoop]: Abstraction has 678 states and 769 transitions. [2018-04-13 13:24:00,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 13:24:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 769 transitions. [2018-04-13 13:24:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 13:24:00,354 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:24:00,354 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:24:00,354 INFO L408 AbstractCegarLoop]: === Iteration 86 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:24:00,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1854210510, now seen corresponding path program 8 times [2018-04-13 13:24:00,354 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:24:00,354 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:24:00,355 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:24:00,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:24:00,355 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:24:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:24:00,363 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:24:00,366 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:24:00,366 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:24:00,366 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:24:00,367 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:24:00,396 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:24:00,396 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:24:00,399 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:24:00,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:24:00,401 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,403 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,403 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:24:00,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:24:00,419 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,427 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:24:00,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:24:00,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:00,456 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,457 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,465 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,466 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:24:00,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:24:00,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:00,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,506 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:00,514 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:42 [2018-04-13 13:24:00,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:24:00,534 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,546 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:00,547 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:59 [2018-04-13 13:24:00,566 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-04-13 13:24:00,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:00,570 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,585 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:00,586 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:75, output treesize:60 [2018-04-13 13:24:00,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,639 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 81 [2018-04-13 13:24:00,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:00,644 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,653 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:00,664 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:95, output treesize:83 [2018-04-13 13:24:00,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 102 [2018-04-13 13:24:00,692 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,710 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:00,710 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:94, output treesize:112 [2018-04-13 13:24:00,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 90 [2018-04-13 13:24:00,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:00,749 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,776 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:00,776 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:123, output treesize:121 [2018-04-13 13:24:00,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 137 [2018-04-13 13:24:00,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:00,867 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,882 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:00,900 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:176, output treesize:160 [2018-04-13 13:24:00,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:00,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 207 [2018-04-13 13:24:00,941 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:00,967 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:00,967 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:171, output treesize:205 [2018-04-13 13:24:01,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:01,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:01,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 154 [2018-04-13 13:24:01,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:01,016 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:01,035 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:01,060 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:01,060 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:216, output treesize:218 [2018-04-13 13:24:01,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 177 [2018-04-13 13:24:01,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:24:01,207 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:01,226 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:01,251 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:01,251 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:318, output treesize:275 [2018-04-13 13:24:01,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 121 [2018-04-13 13:24:01,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-13 13:24:01,346 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:01,369 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:01,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 29 [2018-04-13 13:24:01,370 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:01,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-13 13:24:01,386 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:01,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2018-04-13 13:24:01,400 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:01,413 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:01,431 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:01,431 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:285, output treesize:66 [2018-04-13 13:24:01,533 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:24:01,534 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:24:01,534 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 13:24:01,534 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 13:24:01,534 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 13:24:01,534 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=661, Unknown=0, NotChecked=0, Total=756 [2018-04-13 13:24:01,534 INFO L87 Difference]: Start difference. First operand 678 states and 769 transitions. Second operand 28 states. [2018-04-13 13:24:04,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:24:04,336 INFO L93 Difference]: Finished difference Result 771 states and 870 transitions. [2018-04-13 13:24:04,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-13 13:24:04,336 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 78 [2018-04-13 13:24:04,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:24:04,337 INFO L225 Difference]: With dead ends: 771 [2018-04-13 13:24:04,337 INFO L226 Difference]: Without dead ends: 771 [2018-04-13 13:24:04,337 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=372, Invalid=2820, Unknown=0, NotChecked=0, Total=3192 [2018-04-13 13:24:04,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2018-04-13 13:24:04,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 706. [2018-04-13 13:24:04,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 706 states. [2018-04-13 13:24:04,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 706 states and 801 transitions. [2018-04-13 13:24:04,341 INFO L78 Accepts]: Start accepts. Automaton has 706 states and 801 transitions. Word has length 78 [2018-04-13 13:24:04,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:24:04,341 INFO L459 AbstractCegarLoop]: Abstraction has 706 states and 801 transitions. [2018-04-13 13:24:04,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 13:24:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 801 transitions. [2018-04-13 13:24:04,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 13:24:04,342 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:24:04,342 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:24:04,342 INFO L408 AbstractCegarLoop]: === Iteration 87 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:24:04,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1854210511, now seen corresponding path program 6 times [2018-04-13 13:24:04,342 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:24:04,342 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:24:04,342 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:24:04,343 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:24:04,343 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:24:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:24:04,349 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:24:04,351 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:24:04,351 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:24:04,351 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:24:04,352 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-13 13:24:04,379 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-04-13 13:24:04,379 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:24:04,381 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:24:04,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:24:04,391 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,394 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,394 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2018-04-13 13:24:04,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:24:04,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:04,415 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,416 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,422 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,422 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-13 13:24:04,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-13 13:24:04,462 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-13 13:24:04,474 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,482 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,483 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:38 [2018-04-13 13:24:04,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:24:04,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:04,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,504 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,519 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:04,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 22 [2018-04-13 13:24:04,520 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:04,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-04-13 13:24:04,521 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,523 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,534 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,534 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:65, output treesize:48 [2018-04-13 13:24:04,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-13 13:24:04,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:24:04,597 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,601 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-13 13:24:04,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:04,622 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,628 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:04,641 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:70 [2018-04-13 13:24:04,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:24:04,670 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:24:04,692 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,711 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:04,711 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:90, output treesize:87 [2018-04-13 13:24:04,744 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:04,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 41 [2018-04-13 13:24:04,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-13 13:24:04,749 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,754 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 53 [2018-04-13 13:24:04,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:04,782 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,789 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,808 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:04,808 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:111, output treesize:94 [2018-04-13 13:24:04,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 86 [2018-04-13 13:24:04,922 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:04,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 68 [2018-04-13 13:24:04,922 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-04-13 13:24:04,944 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,952 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:04,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:04,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 101 [2018-04-13 13:24:05,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 79 [2018-04-13 13:24:05,000 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 13:24:05,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 88 [2018-04-13 13:24:05,052 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:05,082 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:24:05,116 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:24:05,117 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:141, output treesize:192 [2018-04-13 13:24:05,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:05,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:05,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:05,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:05,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 172 [2018-04-13 13:24:05,207 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:05,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 166 [2018-04-13 13:24:05,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:05,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:05,378 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:05,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:05,380 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:05,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 111 [2018-04-13 13:24:05,381 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:05,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 93 [2018-04-13 13:24:05,442 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:05,502 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:24:05,502 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:226, output treesize:256 [2018-04-13 13:24:05,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 184 treesize of output 218 [2018-04-13 13:24:05,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 189 [2018-04-13 13:24:05,611 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:05,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:05,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 150 treesize of output 161 [2018-04-13 13:24:05,756 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:24:05,855 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:24:05,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 173 treesize of output 162 [2018-04-13 13:24:05,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 170 [2018-04-13 13:24:06,000 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:06,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:06,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 119 treesize of output 127 [2018-04-13 13:24:06,145 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 3 xjuncts. [2018-04-13 13:24:06,243 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:24:06,245 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:06,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:06,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 130 [2018-04-13 13:24:06,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-13 13:24:06,251 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:06,283 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:06,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 110 [2018-04-13 13:24:06,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:06,402 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:06,426 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:06,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 99 [2018-04-13 13:24:06,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-13 13:24:06,531 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:06,552 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:06,654 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-13 13:24:06,654 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 11 variables, input treesize:300, output treesize:358 [2018-04-13 13:24:06,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:06,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:06,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:06,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 234 treesize of output 201 [2018-04-13 13:24:06,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:06,945 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:06,999 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 137 [2018-04-13 13:24:07,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:07,080 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,104 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 146 [2018-04-13 13:24:07,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:24:07,174 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,197 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 219 [2018-04-13 13:24:07,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:24:07,269 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,301 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,361 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 13:24:07,361 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:376, output treesize:356 [2018-04-13 13:24:07,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 304 [2018-04-13 13:24:07,458 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 144 [2018-04-13 13:24:07,549 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 224 treesize of output 259 [2018-04-13 13:24:07,621 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 143 [2018-04-13 13:24:07,692 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,752 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 13:24:07,752 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:378, output treesize:359 [2018-04-13 13:24:07,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,842 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 155 [2018-04-13 13:24:07,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:07,851 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,877 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:07,962 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:07,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 237 treesize of output 194 [2018-04-13 13:24:07,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:07,978 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,014 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 225 [2018-04-13 13:24:08,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2018-04-13 13:24:08,098 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,132 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 153 [2018-04-13 13:24:08,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-13 13:24:08,209 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,233 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,294 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 4 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 13:24:08,294 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 13 variables, input treesize:403, output treesize:347 [2018-04-13 13:24:08,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 364 treesize of output 217 [2018-04-13 13:24:08,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:24:08,538 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,572 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 344 treesize of output 325 [2018-04-13 13:24:08,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:24:08,656 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,689 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 158 [2018-04-13 13:24:08,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:24:08,793 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,816 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 197 [2018-04-13 13:24:08,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:24:08,886 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,906 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:08,974 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 4 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 13:24:08,975 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 17 variables, input treesize:593, output treesize:509 [2018-04-13 13:24:09,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 193 [2018-04-13 13:24:09,136 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:09,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 321 [2018-04-13 13:24:09,137 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:09,200 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 1 dim-1 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2018-04-13 13:24:09,200 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 12 variables, input treesize:525, output treesize:515 [2018-04-13 13:24:09,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 126 [2018-04-13 13:24:09,224 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:09,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-13 13:24:09,225 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:09,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2018-04-13 13:24:09,246 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:09,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2018-04-13 13:24:09,268 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:09,286 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:09,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 1 case distinctions, treesize of input 338 treesize of output 177 [2018-04-13 13:24:09,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 140 [2018-04-13 13:24:09,373 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:09,447 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:09,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2018-04-13 13:24:09,447 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:09,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 148 [2018-04-13 13:24:09,517 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:09,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 138 [2018-04-13 13:24:09,589 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:09,673 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:09,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 124 [2018-04-13 13:24:09,674 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:09,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 108 [2018-04-13 13:24:09,742 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:09,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 108 [2018-04-13 13:24:09,808 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:09,874 INFO L267 ElimStorePlain]: Start of recursive call 6: 7 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-13 13:24:09,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 98 [2018-04-13 13:24:09,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:24:09,968 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:09,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:24:09,992 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,015 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:10,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:24:10,015 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,035 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 98 [2018-04-13 13:24:10,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:24:10,040 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-13 13:24:10,065 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,087 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:10,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:24:10,087 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,106 INFO L267 ElimStorePlain]: Start of recursive call 18: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 72 [2018-04-13 13:24:10,181 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:24:10,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:24:10,181 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:24:10,199 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,211 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:10,269 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:24:10,269 INFO L202 ElimStorePlain]: Needed 24 recursive calls to eliminate 19 variables, input treesize:549, output treesize:124 [2018-04-13 13:24:10,442 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:24:10,442 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:24:10,442 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 13:24:10,442 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 13:24:10,442 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 13:24:10,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=846, Unknown=0, NotChecked=0, Total=992 [2018-04-13 13:24:10,443 INFO L87 Difference]: Start difference. First operand 706 states and 801 transitions. Second operand 32 states. [2018-04-13 13:24:12,805 WARN L151 SmtUtils]: Spent 193ms on a formula simplification. DAG size of input: 199 DAG size of output 161 [2018-04-13 13:24:13,003 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 135 DAG size of output 135 [2018-04-13 13:24:13,237 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 148 DAG size of output 148 [2018-04-13 13:24:14,144 WARN L151 SmtUtils]: Spent 193ms on a formula simplification. DAG size of input: 170 DAG size of output 168 [2018-04-13 13:24:14,565 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 139 DAG size of output 135 [2018-04-13 13:24:15,155 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 232 DAG size of output 201 [2018-04-13 13:24:16,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:24:16,382 INFO L93 Difference]: Finished difference Result 849 states and 953 transitions. [2018-04-13 13:24:16,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:24:16,382 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 78 [2018-04-13 13:24:16,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:24:16,384 INFO L225 Difference]: With dead ends: 849 [2018-04-13 13:24:16,384 INFO L226 Difference]: Without dead ends: 849 [2018-04-13 13:24:16,384 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 757 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=660, Invalid=3372, Unknown=0, NotChecked=0, Total=4032 [2018-04-13 13:24:16,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2018-04-13 13:24:16,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 708. [2018-04-13 13:24:16,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 708 states. [2018-04-13 13:24:16,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 803 transitions. [2018-04-13 13:24:16,388 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 803 transitions. Word has length 78 [2018-04-13 13:24:16,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:24:16,388 INFO L459 AbstractCegarLoop]: Abstraction has 708 states and 803 transitions. [2018-04-13 13:24:16,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 13:24:16,388 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 803 transitions. [2018-04-13 13:24:16,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-04-13 13:24:16,388 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:24:16,388 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:24:16,388 INFO L408 AbstractCegarLoop]: === Iteration 88 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-13 13:24:16,389 INFO L82 PathProgramCache]: Analyzing trace with hash -2079861831, now seen corresponding path program 9 times [2018-04-13 13:24:16,389 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:24:16,389 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:24:16,389 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:24:16,389 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:24:16,389 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:24:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:24:16,397 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:24:16,400 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:24:16,400 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:24:16,400 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:24:16,401 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:24:16,447 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-13 13:24:16,448 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:24:16,450 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:24:16,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,481 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-13 13:24:16,482 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,488 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,488 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:24:16,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-13 13:24:16,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:16,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,503 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,509 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,510 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:24:16,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-13 13:24:16,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:16,549 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,553 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,559 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:52, output treesize:39 [2018-04-13 13:24:16,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 45 [2018-04-13 13:24:16,577 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,587 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:56 [2018-04-13 13:24:16,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-04-13 13:24:16,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:16,613 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,617 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,626 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,627 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:57 [2018-04-13 13:24:16,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 81 [2018-04-13 13:24:16,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:16,694 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,703 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,713 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:16,713 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:92, output treesize:80 [2018-04-13 13:24:16,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 107 [2018-04-13 13:24:16,753 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,769 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:16,770 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:91, output treesize:109 [2018-04-13 13:24:16,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 90 [2018-04-13 13:24:16,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:16,809 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,819 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,833 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:16,833 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:120, output treesize:118 [2018-04-13 13:24:16,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:16,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 137 [2018-04-13 13:24:16,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:16,934 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,949 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:16,966 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:16,966 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:173, output treesize:133 [2018-04-13 13:24:17,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 203 [2018-04-13 13:24:17,008 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,035 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:17,035 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:144, output treesize:178 [2018-04-13 13:24:17,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 134 [2018-04-13 13:24:17,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:17,092 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,108 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,130 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:17,130 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:189, output treesize:191 [2018-04-13 13:24:17,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 291 treesize of output 205 [2018-04-13 13:24:17,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:24:17,268 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,293 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,317 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:17,317 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:307, output treesize:234 [2018-04-13 13:24:17,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 207 [2018-04-13 13:24:17,392 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,421 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:17,421 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:243, output treesize:258 [2018-04-13 13:24:17,478 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:24:17,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 246 treesize of output 178 [2018-04-13 13:24:17,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-13 13:24:17,496 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,518 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 24 [2018-04-13 13:24:17,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-13 13:24:17,561 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,563 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:24:17,592 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:24:17,592 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:285, output treesize:259 [2018-04-13 13:24:17,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 434 treesize of output 259 [2018-04-13 13:24:17,831 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2018-04-13 13:24:18,065 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. Received shutdown request... [2018-04-13 13:28:42,295 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-13 13:28:42,295 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-13 13:28:42,299 WARN L197 ceAbstractionStarter]: Timeout [2018-04-13 13:28:42,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 01:28:42 BoogieIcfgContainer [2018-04-13 13:28:42,299 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 13:28:42,300 INFO L168 Benchmark]: Toolchain (without parser) took 814586.94 ms. Allocated memory was 405.8 MB in the beginning and 828.4 MB in the end (delta: 422.6 MB). Free memory was 341.3 MB in the beginning and 484.6 MB in the end (delta: -143.3 MB). Peak memory consumption was 471.5 MB. Max. memory is 5.3 GB. [2018-04-13 13:28:42,301 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 405.8 MB. Free memory is still 367.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 13:28:42,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.41 ms. Allocated memory is still 405.8 MB. Free memory was 341.3 MB in the beginning and 312.2 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 5.3 GB. [2018-04-13 13:28:42,301 INFO L168 Benchmark]: Boogie Preprocessor took 41.52 ms. Allocated memory is still 405.8 MB. Free memory was 312.2 MB in the beginning and 309.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 13:28:42,302 INFO L168 Benchmark]: RCFGBuilder took 511.23 ms. Allocated memory was 405.8 MB in the beginning and 618.1 MB in the end (delta: 212.3 MB). Free memory was 309.6 MB in the beginning and 537.0 MB in the end (delta: -227.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 5.3 GB. [2018-04-13 13:28:42,302 INFO L168 Benchmark]: TraceAbstraction took 813770.08 ms. Allocated memory was 618.1 MB in the beginning and 828.4 MB in the end (delta: 210.2 MB). Free memory was 537.0 MB in the beginning and 484.6 MB in the end (delta: 52.4 MB). Peak memory consumption was 454.9 MB. Max. memory is 5.3 GB. [2018-04-13 13:28:42,303 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 405.8 MB. Free memory is still 367.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 261.41 ms. Allocated memory is still 405.8 MB. Free memory was 341.3 MB in the beginning and 312.2 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 41.52 ms. Allocated memory is still 405.8 MB. Free memory was 312.2 MB in the beginning and 309.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 511.23 ms. Allocated memory was 405.8 MB in the beginning and 618.1 MB in the end (delta: 212.3 MB). Free memory was 309.6 MB in the beginning and 537.0 MB in the end (delta: -227.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 813770.08 ms. Allocated memory was 618.1 MB in the beginning and 828.4 MB in the end (delta: 210.2 MB). Free memory was 537.0 MB in the beginning and 484.6 MB in the end (delta: 52.4 MB). Peak memory consumption was 454.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1031]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1031). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1057]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1057). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1035]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1035). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1014]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1014). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1010]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1010). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1042]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1042). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1058]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1058). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1048). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1010]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1010). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1048). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1063]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1063). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1058]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1058). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1035]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1035). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1039]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1039). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 992]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 992). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1039]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1039). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1031]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1031). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1063]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1063). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1042]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1042). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1057]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1057). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - TimeoutResultAtElement [Line: 1014]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1014). Cancelled while BasicCegarLoop was analyzing trace of length 80 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 10590. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 136 locations, 53 error locations. TIMEOUT Result, 813.7s OverallTime, 88 OverallIterations, 5 TraceHistogramMax, 235.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8155 SDtfs, 41179 SDslu, 69914 SDs, 0 SdLazy, 115957 SolverSat, 5761 SolverUnsat, 1321 SolverUnknown, 0 SolverNotchecked, 127.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6944 GetRequests, 3300 SyntacticMatches, 48 SemanticMatches, 3596 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39365 ImplicationChecksByTransitivity, 142.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=708occurred in iteration=87, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 87 MinimizatonAttempts, 6067 StatesRemovedByMinimization, 83 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 309.0s InterpolantComputationTime, 10166 NumberOfCodeBlocks, 10127 NumberOfCodeBlocksAsserted, 226 NumberOfCheckSat, 5396 ConstructedInterpolants, 2810 QuantifiedInterpolants, 33149971 SizeOfPredicates, 1694 NumberOfNonLiveVariables, 18912 ConjunctsInSsa, 4684 ConjunctsInUnsatCore, 93 InterpolantComputations, 13 PerfectInterpolantSequences, 137/1989 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_13-28-42-310.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_13-28-42-310.csv Completed graceful shutdown