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-token_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 13:33:44,556 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 13:33:44,557 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 13:33:44,568 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 13:33:44,568 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 13:33:44,569 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 13:33:44,570 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 13:33:44,572 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 13:33:44,573 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 13:33:44,574 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 13:33:44,575 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 13:33:44,575 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 13:33:44,576 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 13:33:44,577 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 13:33:44,578 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 13:33:44,579 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 13:33:44,581 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 13:33:44,582 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 13:33:44,583 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 13:33:44,584 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 13:33:44,586 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 13:33:44,586 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 13:33:44,586 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 13:33:44,587 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 13:33:44,588 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 13:33:44,589 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 13:33:44,589 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 13:33:44,590 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 13:33:44,590 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 13:33:44,591 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 13:33:44,591 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 13:33:44,592 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 13:33:44,602 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 13:33:44,603 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 13:33:44,604 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 13:33:44,604 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 13:33:44,604 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 13:33:44,604 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 13:33:44,604 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 13:33:44,604 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 13:33:44,605 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 13:33:44,605 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 13:33:44,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 13:33:44,605 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 13:33:44,605 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 13:33:44,605 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 13:33:44,605 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 13:33:44,606 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 13:33:44,606 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 13:33:44,606 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 13:33:44,606 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 13:33:44,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 13:33:44,606 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 13:33:44,607 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-13 13:33:44,607 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-13 13:33:44,607 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 13:33:44,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 13:33:44,646 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 13:33:44,649 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 13:33:44,650 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 13:33:44,651 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 13:33:44,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,009 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG0ab0fd88b [2018-04-13 13:33:45,178 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 13:33:45,178 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 13:33:45,179 INFO L168 CDTParser]: Scanning sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,187 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 13:33:45,188 INFO L215 ultiparseSymbolTable]: [2018-04-13 13:33:45,188 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 13:33:45,188 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,188 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 13:33:45,188 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__wchar_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,188 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,188 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__nlink_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,188 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__loff_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fd_mask in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__uint in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__id_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_int in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,189 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____clock_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__dev_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____loff_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fsid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____int8_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__clockid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____sigset_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__timer_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,190 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_short in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____nlink_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__SLL in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__gid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uint64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ssize_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____off_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_long in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsword_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fd_mask in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____socklen_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__int32_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____mode_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__idtype_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____quad_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____ssize_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____timer_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____ino_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____intptr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__size_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__off_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_char in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____gid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____int16_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_long in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____rlim_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__quad_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____pid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____clockid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____off64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_char in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__uid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fd_set in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____qaddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____rlim64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____dev_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__int16_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__time_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____blksize_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__blksize_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____int32_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uint32_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__div_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____id_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__sigset_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____u_short in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__mode_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__caddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__key_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____caddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ulong in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pid_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__daddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uint16_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__clock_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__int8_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____ino64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____blkcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__int64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__register_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____daddr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____time_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____key_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ushort in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____uint8_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____int64_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i____useconds_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_token_true_unreach_call_true_valid_memsafety_i__ino_t in sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:45,213 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG0ab0fd88b [2018-04-13 13:33:45,217 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 13:33:45,218 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 13:33:45,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 13:33:45,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 13:33:45,223 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 13:33:45,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be8d525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45, skipping insertion in model container [2018-04-13 13:33:45,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,238 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 13:33:45,263 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 13:33:45,396 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 13:33:45,435 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 13:33:45,441 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-13 13:33:45,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45 WrapperNode [2018-04-13 13:33:45,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 13:33:45,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 13:33:45,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 13:33:45,477 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 13:33:45,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (1/1) ... [2018-04-13 13:33:45,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 13:33:45,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 13:33:45,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 13:33:45,519 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 13:33:45,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (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 13:33:45,613 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 13:33:45,613 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 13:33:45,613 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 13:33:45,613 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 13:33:45,613 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 13:33:45,613 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 13:33:45,614 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 13:33:45,615 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 13:33:45,616 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 13:33:45,617 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 13:33:45,618 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-13 13:33:45,619 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 13:33:45,620 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 13:33:45,621 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 13:33:45,622 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 13:33:45,623 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 13:33:45,624 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 13:33:45,625 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 13:33:45,625 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 13:33:45,625 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 13:33:45,625 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 13:33:46,019 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 13:33:46,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 01:33:46 BoogieIcfgContainer [2018-04-13 13:33:46,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 13:33:46,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 13:33:46,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 13:33:46,023 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 13:33:46,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 01:33:45" (1/3) ... [2018-04-13 13:33:46,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47617bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 01:33:46, skipping insertion in model container [2018-04-13 13:33:46,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 01:33:45" (2/3) ... [2018-04-13 13:33:46,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47617bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 01:33:46, skipping insertion in model container [2018-04-13 13:33:46,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 01:33:46" (3/3) ... [2018-04-13 13:33:46,025 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-token_true-unreach-call_true-valid-memsafety.i [2018-04-13 13:33:46,030 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-13 13:33:46,035 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 45 error locations. [2018-04-13 13:33:46,060 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 13:33:46,060 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 13:33:46,060 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 13:33:46,061 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-13 13:33:46,061 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-13 13:33:46,061 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 13:33:46,061 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 13:33:46,061 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 13:33:46,061 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 13:33:46,061 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 13:33:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2018-04-13 13:33:46,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 13:33:46,077 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:46,077 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:46,077 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:46,081 INFO L82 PathProgramCache]: Analyzing trace with hash -822716266, now seen corresponding path program 1 times [2018-04-13 13:33:46,082 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:46,082 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:46,116 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:46,117 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:46,143 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:46,189 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 13:33:46,191 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:46,191 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 13:33:46,193 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 13:33:46,205 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 13:33:46,206 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 13:33:46,208 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 4 states. [2018-04-13 13:33:46,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:46,355 INFO L93 Difference]: Finished difference Result 146 states and 149 transitions. [2018-04-13 13:33:46,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 13:33:46,356 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-13 13:33:46,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:46,363 INFO L225 Difference]: With dead ends: 146 [2018-04-13 13:33:46,363 INFO L226 Difference]: Without dead ends: 143 [2018-04-13 13:33:46,365 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 13:33:46,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-04-13 13:33:46,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 115. [2018-04-13 13:33:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-04-13 13:33:46,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 117 transitions. [2018-04-13 13:33:46,397 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 117 transitions. Word has length 8 [2018-04-13 13:33:46,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:46,397 INFO L459 AbstractCegarLoop]: Abstraction has 115 states and 117 transitions. [2018-04-13 13:33:46,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 13:33:46,397 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 117 transitions. [2018-04-13 13:33:46,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 13:33:46,398 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:46,398 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:46,398 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:46,398 INFO L82 PathProgramCache]: Analyzing trace with hash -822716265, now seen corresponding path program 1 times [2018-04-13 13:33:46,399 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:46,399 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:46,401 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:46,401 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:46,413 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:46,454 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 13:33:46,454 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:46,454 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 13:33:46,456 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 13:33:46,456 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 13:33:46,456 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 13:33:46,456 INFO L87 Difference]: Start difference. First operand 115 states and 117 transitions. Second operand 4 states. [2018-04-13 13:33:46,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:46,553 INFO L93 Difference]: Finished difference Result 141 states and 143 transitions. [2018-04-13 13:33:46,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 13:33:46,554 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-13 13:33:46,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:46,555 INFO L225 Difference]: With dead ends: 141 [2018-04-13 13:33:46,555 INFO L226 Difference]: Without dead ends: 141 [2018-04-13 13:33:46,556 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 13:33:46,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-04-13 13:33:46,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 113. [2018-04-13 13:33:46,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-04-13 13:33:46,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 115 transitions. [2018-04-13 13:33:46,563 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 115 transitions. Word has length 8 [2018-04-13 13:33:46,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:46,564 INFO L459 AbstractCegarLoop]: Abstraction has 113 states and 115 transitions. [2018-04-13 13:33:46,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 13:33:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 115 transitions. [2018-04-13 13:33:46,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-13 13:33:46,564 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:46,565 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:46,565 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:46,565 INFO L82 PathProgramCache]: Analyzing trace with hash 962217982, now seen corresponding path program 1 times [2018-04-13 13:33:46,565 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:46,565 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:46,567 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:46,567 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:46,576 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:46,595 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 13:33:46,596 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:46,596 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-13 13:33:46,596 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 13:33:46,596 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 13:33:46,596 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-13 13:33:46,597 INFO L87 Difference]: Start difference. First operand 113 states and 115 transitions. Second operand 4 states. [2018-04-13 13:33:46,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:46,704 INFO L93 Difference]: Finished difference Result 119 states and 122 transitions. [2018-04-13 13:33:46,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 13:33:46,704 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-04-13 13:33:46,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:46,705 INFO L225 Difference]: With dead ends: 119 [2018-04-13 13:33:46,705 INFO L226 Difference]: Without dead ends: 119 [2018-04-13 13:33:46,706 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 13:33:46,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-04-13 13:33:46,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 104. [2018-04-13 13:33:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-04-13 13:33:46,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 108 transitions. [2018-04-13 13:33:46,711 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 108 transitions. Word has length 14 [2018-04-13 13:33:46,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:46,712 INFO L459 AbstractCegarLoop]: Abstraction has 104 states and 108 transitions. [2018-04-13 13:33:46,712 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 13:33:46,712 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2018-04-13 13:33:46,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-13 13:33:46,712 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:46,712 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:46,712 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:46,713 INFO L82 PathProgramCache]: Analyzing trace with hash 962217983, now seen corresponding path program 1 times [2018-04-13 13:33:46,713 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:46,713 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:46,714 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:46,714 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:46,723 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:46,756 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 13:33:46,756 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:46,756 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 13:33:46,756 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 13:33:46,756 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 13:33:46,757 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:33:46,757 INFO L87 Difference]: Start difference. First operand 104 states and 108 transitions. Second operand 5 states. [2018-04-13 13:33:46,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:46,906 INFO L93 Difference]: Finished difference Result 182 states and 186 transitions. [2018-04-13 13:33:46,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 13:33:46,907 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-13 13:33:46,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:46,908 INFO L225 Difference]: With dead ends: 182 [2018-04-13 13:33:46,908 INFO L226 Difference]: Without dead ends: 182 [2018-04-13 13:33:46,908 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-13 13:33:46,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-04-13 13:33:46,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 139. [2018-04-13 13:33:46,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-13 13:33:46,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 146 transitions. [2018-04-13 13:33:46,915 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 146 transitions. Word has length 14 [2018-04-13 13:33:46,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:46,915 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 146 transitions. [2018-04-13 13:33:46,915 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 13:33:46,915 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 146 transitions. [2018-04-13 13:33:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-13 13:33:46,915 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:46,915 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:46,916 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:46,916 INFO L82 PathProgramCache]: Analyzing trace with hash -219755518, now seen corresponding path program 1 times [2018-04-13 13:33:46,916 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:46,916 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:46,917 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:46,917 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:46,925 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:46,950 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 13:33:46,950 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:46,950 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 13:33:46,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 13:33:46,950 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 13:33:46,951 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:33:46,951 INFO L87 Difference]: Start difference. First operand 139 states and 146 transitions. Second operand 5 states. [2018-04-13 13:33:47,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:47,081 INFO L93 Difference]: Finished difference Result 142 states and 147 transitions. [2018-04-13 13:33:47,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 13:33:47,081 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-13 13:33:47,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:47,082 INFO L225 Difference]: With dead ends: 142 [2018-04-13 13:33:47,082 INFO L226 Difference]: Without dead ends: 142 [2018-04-13 13:33:47,082 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-13 13:33:47,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-04-13 13:33:47,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 138. [2018-04-13 13:33:47,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-04-13 13:33:47,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 145 transitions. [2018-04-13 13:33:47,086 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 145 transitions. Word has length 18 [2018-04-13 13:33:47,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:47,086 INFO L459 AbstractCegarLoop]: Abstraction has 138 states and 145 transitions. [2018-04-13 13:33:47,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 13:33:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 145 transitions. [2018-04-13 13:33:47,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-13 13:33:47,087 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:47,087 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:47,087 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:47,087 INFO L82 PathProgramCache]: Analyzing trace with hash -219755517, now seen corresponding path program 1 times [2018-04-13 13:33:47,087 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:47,088 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:47,088 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:47,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:47,088 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:47,101 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:47,140 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 13:33:47,140 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:47,140 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 13:33:47,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 13:33:47,140 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 13:33:47,140 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 13:33:47,141 INFO L87 Difference]: Start difference. First operand 138 states and 145 transitions. Second operand 5 states. [2018-04-13 13:33:47,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:47,218 INFO L93 Difference]: Finished difference Result 137 states and 144 transitions. [2018-04-13 13:33:47,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 13:33:47,218 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-13 13:33:47,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:47,218 INFO L225 Difference]: With dead ends: 137 [2018-04-13 13:33:47,219 INFO L226 Difference]: Without dead ends: 137 [2018-04-13 13:33:47,219 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-13 13:33:47,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-04-13 13:33:47,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-04-13 13:33:47,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-13 13:33:47,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 144 transitions. [2018-04-13 13:33:47,224 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 144 transitions. Word has length 18 [2018-04-13 13:33:47,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:47,224 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 144 transitions. [2018-04-13 13:33:47,224 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 13:33:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 144 transitions. [2018-04-13 13:33:47,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-13 13:33:47,225 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:47,225 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:47,225 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:47,226 INFO L82 PathProgramCache]: Analyzing trace with hash -193094559, now seen corresponding path program 1 times [2018-04-13 13:33:47,226 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:47,226 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:47,227 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:47,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:47,227 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:47,235 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:47,268 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 13:33:47,268 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:47,268 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:33:47,268 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 13:33:47,268 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 13:33:47,268 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 13:33:47,269 INFO L87 Difference]: Start difference. First operand 137 states and 144 transitions. Second operand 6 states. [2018-04-13 13:33:47,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:47,449 INFO L93 Difference]: Finished difference Result 227 states and 239 transitions. [2018-04-13 13:33:47,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 13:33:47,449 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-04-13 13:33:47,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:47,450 INFO L225 Difference]: With dead ends: 227 [2018-04-13 13:33:47,450 INFO L226 Difference]: Without dead ends: 227 [2018-04-13 13:33:47,450 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 13:33:47,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-04-13 13:33:47,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 121. [2018-04-13 13:33:47,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-04-13 13:33:47,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 127 transitions. [2018-04-13 13:33:47,455 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 127 transitions. Word has length 18 [2018-04-13 13:33:47,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:47,455 INFO L459 AbstractCegarLoop]: Abstraction has 121 states and 127 transitions. [2018-04-13 13:33:47,455 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 13:33:47,455 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 127 transitions. [2018-04-13 13:33:47,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-13 13:33:47,456 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:47,456 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:47,456 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:47,456 INFO L82 PathProgramCache]: Analyzing trace with hash -193094560, now seen corresponding path program 1 times [2018-04-13 13:33:47,456 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:47,456 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:47,457 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:47,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:47,457 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:47,464 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:47,482 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 13:33:47,483 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:47,483 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 13:33:47,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 13:33:47,483 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 13:33:47,483 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-13 13:33:47,484 INFO L87 Difference]: Start difference. First operand 121 states and 127 transitions. Second operand 6 states. [2018-04-13 13:33:47,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:47,633 INFO L93 Difference]: Finished difference Result 193 states and 203 transitions. [2018-04-13 13:33:47,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 13:33:47,633 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-04-13 13:33:47,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:47,636 INFO L225 Difference]: With dead ends: 193 [2018-04-13 13:33:47,636 INFO L226 Difference]: Without dead ends: 193 [2018-04-13 13:33:47,636 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 13:33:47,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-04-13 13:33:47,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 120. [2018-04-13 13:33:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-04-13 13:33:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 126 transitions. [2018-04-13 13:33:47,640 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 126 transitions. Word has length 18 [2018-04-13 13:33:47,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:47,640 INFO L459 AbstractCegarLoop]: Abstraction has 120 states and 126 transitions. [2018-04-13 13:33:47,641 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 13:33:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 126 transitions. [2018-04-13 13:33:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-13 13:33:47,641 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:47,642 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] [2018-04-13 13:33:47,642 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:47,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1334638783, now seen corresponding path program 1 times [2018-04-13 13:33:47,642 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:47,642 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:47,643 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:47,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:47,643 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:47,654 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:47,698 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 13:33:47,698 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:47,698 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:47,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:47,773 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:47,811 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 6 treesize of output 5 [2018-04-13 13:33:47,812 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:47,817 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,821 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 13:33:47,858 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 13 treesize of output 10 [2018-04-13 13:33:47,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:33:47,860 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,861 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,867 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,867 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:29 [2018-04-13 13:33:47,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:47,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:47,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:33:47,900 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,908 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 13:33:47,909 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,915 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,915 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:33 [2018-04-13 13:33:47,936 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 13:33:47,938 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 13:33:47,939 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,941 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,948 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 13:33:47,948 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:44, output treesize:41 [2018-04-13 13:33:47,969 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 13:33:47,971 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 10 [2018-04-13 13:33:47,971 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,974 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,979 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:47,979 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:27 [2018-04-13 13:33:48,001 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 24 [2018-04-13 13:33:48,003 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 10 treesize of output 9 [2018-04-13 13:33:48,003 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:48,006 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:48,013 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 13:33:48,013 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:40, output treesize:36 [2018-04-13 13:33:48,117 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 18 treesize of output 8 [2018-04-13 13:33:48,118 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:48,124 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 13:33:48,125 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:46, output treesize:32 [2018-04-13 13:33:48,155 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 28 treesize of output 26 [2018-04-13 13:33:48,158 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:48,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:33:48,159 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:48,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:33:48,166 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:48,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:48,171 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 13:33:48,172 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:41, output treesize:3 [2018-04-13 13:33:48,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:33:48,186 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:33:48,186 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [7] total 19 [2018-04-13 13:33:48,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 13:33:48,187 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 13:33:48,187 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2018-04-13 13:33:48,187 INFO L87 Difference]: Start difference. First operand 120 states and 126 transitions. Second operand 19 states. [2018-04-13 13:33:49,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:49,482 INFO L93 Difference]: Finished difference Result 219 states and 223 transitions. [2018-04-13 13:33:49,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 13:33:49,483 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 33 [2018-04-13 13:33:49,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:49,484 INFO L225 Difference]: With dead ends: 219 [2018-04-13 13:33:49,484 INFO L226 Difference]: Without dead ends: 216 [2018-04-13 13:33:49,485 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=326, Invalid=1006, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 13:33:49,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2018-04-13 13:33:49,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 135. [2018-04-13 13:33:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-13 13:33:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 142 transitions. [2018-04-13 13:33:49,497 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 142 transitions. Word has length 33 [2018-04-13 13:33:49,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:49,497 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 142 transitions. [2018-04-13 13:33:49,497 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 13:33:49,497 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2018-04-13 13:33:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-13 13:33:49,498 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:49,498 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] [2018-04-13 13:33:49,498 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:49,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1083059070, now seen corresponding path program 1 times [2018-04-13 13:33:49,498 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:49,498 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:49,500 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:49,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:49,500 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:49,514 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:49,582 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 13:33:49,583 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:49,583 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 13:33:49,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 13:33:49,583 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 13:33:49,583 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-13 13:33:49,584 INFO L87 Difference]: Start difference. First operand 135 states and 142 transitions. Second operand 8 states. [2018-04-13 13:33:49,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:49,829 INFO L93 Difference]: Finished difference Result 179 states and 184 transitions. [2018-04-13 13:33:49,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-13 13:33:49,829 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2018-04-13 13:33:49,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:49,830 INFO L225 Difference]: With dead ends: 179 [2018-04-13 13:33:49,830 INFO L226 Difference]: Without dead ends: 179 [2018-04-13 13:33:49,830 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2018-04-13 13:33:49,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-04-13 13:33:49,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 143. [2018-04-13 13:33:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-13 13:33:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 151 transitions. [2018-04-13 13:33:49,833 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 151 transitions. Word has length 33 [2018-04-13 13:33:49,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:49,833 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 151 transitions. [2018-04-13 13:33:49,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 13:33:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 151 transitions. [2018-04-13 13:33:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-13 13:33:49,834 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:49,834 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] [2018-04-13 13:33:49,834 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:49,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1083059071, now seen corresponding path program 1 times [2018-04-13 13:33:49,834 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:49,834 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:49,835 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:49,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:49,835 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:49,843 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:49,902 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 13:33:49,902 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:49,902 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-13 13:33:49,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-13 13:33:49,902 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-13 13:33:49,903 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-13 13:33:49,903 INFO L87 Difference]: Start difference. First operand 143 states and 151 transitions. Second operand 8 states. [2018-04-13 13:33:50,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:50,094 INFO L93 Difference]: Finished difference Result 212 states and 216 transitions. [2018-04-13 13:33:50,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-13 13:33:50,094 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2018-04-13 13:33:50,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:50,095 INFO L225 Difference]: With dead ends: 212 [2018-04-13 13:33:50,095 INFO L226 Difference]: Without dead ends: 212 [2018-04-13 13:33:50,095 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-04-13 13:33:50,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2018-04-13 13:33:50,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 143. [2018-04-13 13:33:50,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-13 13:33:50,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 150 transitions. [2018-04-13 13:33:50,099 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 150 transitions. Word has length 33 [2018-04-13 13:33:50,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:50,099 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 150 transitions. [2018-04-13 13:33:50,099 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-13 13:33:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2018-04-13 13:33:50,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-13 13:33:50,100 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:50,101 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] [2018-04-13 13:33:50,101 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:50,101 INFO L82 PathProgramCache]: Analyzing trace with hash 693191888, now seen corresponding path program 1 times [2018-04-13 13:33:50,101 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:50,101 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:50,102 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:50,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:50,103 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:50,114 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:50,120 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:33:50,120 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:50,120 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:50,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:50,173 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:50,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:33:50,184 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,187 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,188 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:33:50,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:50,213 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:50,214 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 13:33:50,214 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,222 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,222 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:33:50,249 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 13:33:50,252 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 13:33:50,252 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,255 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,265 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 13:33:50,265 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:33:50,317 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 21 treesize of output 28 [2018-04-13 13:33:50,318 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,327 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,327 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:42, output treesize:41 [2018-04-13 13:33:50,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:50,355 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 13:33:50,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:50,363 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,376 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 13:33:50,377 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:52, output treesize:41 [2018-04-13 13:33:50,440 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 38 treesize of output 31 [2018-04-13 13:33:50,443 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:50,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:33:50,443 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:50,447 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 7 treesize of output 5 [2018-04-13 13:33:50,448 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 13:33:50,452 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 13:33:50,461 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 13:33:50,461 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:55, output treesize:20 [2018-04-13 13:33:50,507 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:33:50,507 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:33:50,507 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 13:33:50,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 13:33:50,507 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 13:33:50,508 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2018-04-13 13:33:50,508 INFO L87 Difference]: Start difference. First operand 143 states and 150 transitions. Second operand 16 states. [2018-04-13 13:33:51,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:51,174 INFO L93 Difference]: Finished difference Result 237 states and 246 transitions. [2018-04-13 13:33:51,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-13 13:33:51,175 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 44 [2018-04-13 13:33:51,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:51,176 INFO L225 Difference]: With dead ends: 237 [2018-04-13 13:33:51,176 INFO L226 Difference]: Without dead ends: 237 [2018-04-13 13:33:51,176 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=215, Invalid=655, Unknown=0, NotChecked=0, Total=870 [2018-04-13 13:33:51,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-04-13 13:33:51,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 174. [2018-04-13 13:33:51,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-04-13 13:33:51,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 184 transitions. [2018-04-13 13:33:51,186 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 184 transitions. Word has length 44 [2018-04-13 13:33:51,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:51,186 INFO L459 AbstractCegarLoop]: Abstraction has 174 states and 184 transitions. [2018-04-13 13:33:51,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 13:33:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 184 transitions. [2018-04-13 13:33:51,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-13 13:33:51,187 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:51,187 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] [2018-04-13 13:33:51,187 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:51,188 INFO L82 PathProgramCache]: Analyzing trace with hash 693191889, now seen corresponding path program 1 times [2018-04-13 13:33:51,188 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:51,188 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:51,188 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:51,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:51,189 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:51,195 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:51,198 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:33:51,198 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:51,198 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:51,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:51,235 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:51,238 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 6 treesize of output 5 [2018-04-13 13:33:51,238 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,240 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,241 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:33:51,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:51,257 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,268 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 13:33:51,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,278 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,278 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:33:51,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 13:33:51,318 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 8 treesize of output 7 [2018-04-13 13:33:51,319 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,324 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,338 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 13:33:51,340 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 13:33:51,340 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,341 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,352 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 13:33:51,352 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:51 [2018-04-13 13:33:51,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,410 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 13:33:51,410 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,438 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 13:33:51,438 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,459 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 13:33:51,459 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:73, output treesize:65 [2018-04-13 13:33:51,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,488 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 44 treesize of output 54 [2018-04-13 13:33:51,492 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 18 treesize of output 16 [2018-04-13 13:33:51,492 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,503 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,523 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,526 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 31 [2018-04-13 13:33:51,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:51,529 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,534 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,549 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 13:33:51,549 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:90, output treesize:72 [2018-04-13 13:33:51,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:51,621 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 58 treesize of output 49 [2018-04-13 13:33:51,626 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 26 treesize of output 30 [2018-04-13 13:33:51,628 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 13:33:51,640 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:51,646 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 13:33:51,647 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:33:51,652 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:51,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:33:51,653 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,684 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 13:33:51,707 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 13:33:51,709 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:51,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:33:51,710 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,713 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:51,733 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 2 xjuncts. [2018-04-13 13:33:51,733 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:94, output treesize:43 [2018-04-13 13:33:51,779 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:33:51,779 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:33:51,780 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 13:33:51,780 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 13:33:51,780 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 13:33:51,780 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=171, Unknown=3, NotChecked=0, Total=210 [2018-04-13 13:33:51,780 INFO L87 Difference]: Start difference. First operand 174 states and 184 transitions. Second operand 15 states. [2018-04-13 13:33:52,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:52,663 INFO L93 Difference]: Finished difference Result 272 states and 282 transitions. [2018-04-13 13:33:52,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 13:33:52,696 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 44 [2018-04-13 13:33:52,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:52,697 INFO L225 Difference]: With dead ends: 272 [2018-04-13 13:33:52,697 INFO L226 Difference]: Without dead ends: 272 [2018-04-13 13:33:52,697 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=150, Invalid=715, Unknown=5, NotChecked=0, Total=870 [2018-04-13 13:33:52,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-04-13 13:33:52,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 172. [2018-04-13 13:33:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-04-13 13:33:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 181 transitions. [2018-04-13 13:33:52,700 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 181 transitions. Word has length 44 [2018-04-13 13:33:52,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:52,700 INFO L459 AbstractCegarLoop]: Abstraction has 172 states and 181 transitions. [2018-04-13 13:33:52,700 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 13:33:52,700 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 181 transitions. [2018-04-13 13:33:52,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-13 13:33:52,701 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:52,701 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] [2018-04-13 13:33:52,701 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:52,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1184077555, now seen corresponding path program 1 times [2018-04-13 13:33:52,702 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:52,702 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:52,702 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:52,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:52,703 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:52,710 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:52,713 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:33:52,713 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:52,713 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:52,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:52,739 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:52,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:52,742 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,744 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,744 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:33:52,756 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 13:33:52,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:52,757 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,758 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,762 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-04-13 13:33:52,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:52,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:52,783 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 13:33:52,783 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,788 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,788 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:20 [2018-04-13 13:33:52,798 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 13:33:52,799 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 13:33:52,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,801 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,806 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 13:33:52,806 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:24 [2018-04-13 13:33:52,816 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 16 treesize of output 12 [2018-04-13 13:33:52,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 4 [2018-04-13 13:33:52,817 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,818 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,822 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 13:33:52,822 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:17 [2018-04-13 13:33:52,842 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 24 [2018-04-13 13:33:52,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:52,844 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,851 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-04-13 13:33:52,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:52,879 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 32 treesize of output 39 [2018-04-13 13:33:52,881 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 26 treesize of output 9 [2018-04-13 13:33:52,881 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,884 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,889 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 13:33:52,889 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:39, output treesize:26 [2018-04-13 13:33:52,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:33:52,905 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:52,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 63 [2018-04-13 13:33:52,951 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 13:33:52,951 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,008 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 29 treesize of output 28 [2018-04-13 13:33:53,009 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,051 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 30 treesize of output 39 [2018-04-13 13:33:53,052 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 13:33:53,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,088 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 30 treesize of output 39 [2018-04-13 13:33:53,088 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 13:33:53,107 INFO L267 ElimStorePlain]: Start of recursive call 3: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:33:53,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:33:53,129 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:44, output treesize:88 [2018-04-13 13:33:53,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 49 [2018-04-13 13:33:53,231 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 37 treesize of output 30 [2018-04-13 13:33:53,232 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,258 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2018-04-13 13:33:53,258 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 36 [2018-04-13 13:33:53,284 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,309 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 26 treesize of output 20 [2018-04-13 13:33:53,309 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 23 [2018-04-13 13:33:53,338 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16 [2018-04-13 13:33:53,360 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,381 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 33 treesize of output 26 [2018-04-13 13:33:53,381 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,401 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:53,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-13 13:33:53,402 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,424 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:33:53,445 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 28 treesize of output 22 [2018-04-13 13:33:53,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:33:53,447 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,450 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 7 treesize of output 1 [2018-04-13 13:33:53,450 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,452 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,472 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 28 treesize of output 22 [2018-04-13 13:33:53,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:33:53,473 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:33:53,476 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,478 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:53,495 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:33:53,495 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 14 variables, input treesize:94, output treesize:7 [2018-04-13 13:33:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:33:53,512 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:33:53,512 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 13:33:53,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 13:33:53,513 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 13:33:53,513 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2018-04-13 13:33:53,513 INFO L87 Difference]: Start difference. First operand 172 states and 181 transitions. Second operand 15 states. [2018-04-13 13:33:54,003 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 88 DAG size of output 88 [2018-04-13 13:33:54,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:54,658 INFO L93 Difference]: Finished difference Result 273 states and 281 transitions. [2018-04-13 13:33:54,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 13:33:54,659 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 44 [2018-04-13 13:33:54,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:54,660 INFO L225 Difference]: With dead ends: 273 [2018-04-13 13:33:54,660 INFO L226 Difference]: Without dead ends: 273 [2018-04-13 13:33:54,660 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=159, Invalid=711, Unknown=0, NotChecked=0, Total=870 [2018-04-13 13:33:54,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2018-04-13 13:33:54,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 172. [2018-04-13 13:33:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-04-13 13:33:54,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 180 transitions. [2018-04-13 13:33:54,662 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 180 transitions. Word has length 44 [2018-04-13 13:33:54,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:54,663 INFO L459 AbstractCegarLoop]: Abstraction has 172 states and 180 transitions. [2018-04-13 13:33:54,663 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 13:33:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 180 transitions. [2018-04-13 13:33:54,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-13 13:33:54,663 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:54,663 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:54,663 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:54,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1995223890, now seen corresponding path program 1 times [2018-04-13 13:33:54,664 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:54,664 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:54,664 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:54,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:54,664 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:54,669 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:54,709 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 13:33:54,709 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:54,709 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 13:33:54,709 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 13:33:54,710 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 13:33:54,710 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-13 13:33:54,710 INFO L87 Difference]: Start difference. First operand 172 states and 180 transitions. Second operand 7 states. [2018-04-13 13:33:54,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:54,891 INFO L93 Difference]: Finished difference Result 249 states and 255 transitions. [2018-04-13 13:33:54,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 13:33:54,891 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2018-04-13 13:33:54,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:54,892 INFO L225 Difference]: With dead ends: 249 [2018-04-13 13:33:54,892 INFO L226 Difference]: Without dead ends: 249 [2018-04-13 13:33:54,893 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2018-04-13 13:33:54,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2018-04-13 13:33:54,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 184. [2018-04-13 13:33:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-04-13 13:33:54,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 193 transitions. [2018-04-13 13:33:54,897 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 193 transitions. Word has length 45 [2018-04-13 13:33:54,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:54,897 INFO L459 AbstractCegarLoop]: Abstraction has 184 states and 193 transitions. [2018-04-13 13:33:54,897 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 13:33:54,897 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 193 transitions. [2018-04-13 13:33:54,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-13 13:33:54,898 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:54,898 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:54,898 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:54,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1722398699, now seen corresponding path program 1 times [2018-04-13 13:33:54,898 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:54,898 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:54,902 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:54,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:54,903 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:54,910 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:54,951 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 13:33:54,951 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:54,951 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-13 13:33:54,952 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-13 13:33:54,952 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-13 13:33:54,952 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-13 13:33:54,952 INFO L87 Difference]: Start difference. First operand 184 states and 193 transitions. Second operand 7 states. [2018-04-13 13:33:55,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:55,179 INFO L93 Difference]: Finished difference Result 214 states and 221 transitions. [2018-04-13 13:33:55,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-13 13:33:55,179 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2018-04-13 13:33:55,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:55,180 INFO L225 Difference]: With dead ends: 214 [2018-04-13 13:33:55,180 INFO L226 Difference]: Without dead ends: 214 [2018-04-13 13:33:55,180 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-04-13 13:33:55,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-04-13 13:33:55,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 185. [2018-04-13 13:33:55,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-13 13:33:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 194 transitions. [2018-04-13 13:33:55,182 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 194 transitions. Word has length 46 [2018-04-13 13:33:55,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:55,182 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 194 transitions. [2018-04-13 13:33:55,182 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-13 13:33:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 194 transitions. [2018-04-13 13:33:55,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-13 13:33:55,183 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:55,183 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, 1, 1, 1] [2018-04-13 13:33:55,183 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:55,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1013062195, now seen corresponding path program 1 times [2018-04-13 13:33:55,183 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:55,183 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:55,184 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:55,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:55,184 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:55,191 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:55,193 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:33:55,193 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:55,193 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:55,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:55,226 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:55,250 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 13:33:55,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:55,251 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,256 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:24 [2018-04-13 13:33:55,266 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:55,266 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:55,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:33:55,267 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,272 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,272 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:23 [2018-04-13 13:33:55,281 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 8 [2018-04-13 13:33:55,282 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 13:33:55,283 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,284 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,290 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 13:33:55,290 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:32 [2018-04-13 13:33:55,300 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 16 treesize of output 12 [2018-04-13 13:33:55,301 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 12 treesize of output 4 [2018-04-13 13:33:55,301 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,302 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,305 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,305 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:22 [2018-04-13 13:33:55,316 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 24 [2018-04-13 13:33:55,317 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 10 treesize of output 9 [2018-04-13 13:33:55,318 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,320 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,324 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 13:33:55,325 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:35, output treesize:31 [2018-04-13 13:33:55,358 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 13:33:55,358 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,363 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 24 treesize of output 22 [2018-04-13 13:33:55,364 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:33:55,364 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,367 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 11 treesize of output 3 [2018-04-13 13:33:55,367 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,367 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,369 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:33, output treesize:3 [2018-04-13 13:33:55,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:33:55,379 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:55,379 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-04-13 13:33:55,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 13:33:55,379 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 13:33:55,379 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-04-13 13:33:55,379 INFO L87 Difference]: Start difference. First operand 185 states and 194 transitions. Second operand 12 states. [2018-04-13 13:33:55,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:55,767 INFO L93 Difference]: Finished difference Result 209 states and 215 transitions. [2018-04-13 13:33:55,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-13 13:33:55,768 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 46 [2018-04-13 13:33:55,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:55,769 INFO L225 Difference]: With dead ends: 209 [2018-04-13 13:33:55,769 INFO L226 Difference]: Without dead ends: 209 [2018-04-13 13:33:55,769 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2018-04-13 13:33:55,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-04-13 13:33:55,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 185. [2018-04-13 13:33:55,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-13 13:33:55,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 193 transitions. [2018-04-13 13:33:55,773 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 193 transitions. Word has length 46 [2018-04-13 13:33:55,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:55,773 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 193 transitions. [2018-04-13 13:33:55,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 13:33:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 193 transitions. [2018-04-13 13:33:55,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-13 13:33:55,774 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:55,774 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:55,774 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:55,775 INFO L82 PathProgramCache]: Analyzing trace with hash 173874702, now seen corresponding path program 1 times [2018-04-13 13:33:55,775 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:55,775 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:55,776 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:55,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:55,776 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:55,785 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:55,787 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:33:55,787 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:55,788 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:55,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:55,815 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:55,841 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 13:33:55,843 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 13:33:55,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,845 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,852 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,852 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:17 [2018-04-13 13:33:55,865 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 13:33:55,867 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 11 treesize of output 7 [2018-04-13 13:33:55,867 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,870 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,874 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:14 [2018-04-13 13:33:55,885 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 21 treesize of output 14 [2018-04-13 13:33:55,888 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 14 treesize of output 13 [2018-04-13 13:33:55,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,890 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,893 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:17 [2018-04-13 13:33:55,920 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 21 treesize of output 25 [2018-04-13 13:33:55,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16 treesize of output 12 [2018-04-13 13:33:55,923 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,929 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:55,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:33:55,930 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,934 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:33:55,941 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:33:55,941 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:29, output treesize:30 [2018-04-13 13:33:55,972 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 16 treesize of output 12 [2018-04-13 13:33:55,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2018-04-13 13:33:55,974 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,980 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,980 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:13 [2018-04-13 13:33:55,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:55,994 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 13:33:55,994 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:55,998 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 13:33:55,999 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:19, output treesize:14 [2018-04-13 13:33:56,036 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 13:33:56,036 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:56,036 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-04-13 13:33:56,037 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 13:33:56,037 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 13:33:56,037 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2018-04-13 13:33:56,037 INFO L87 Difference]: Start difference. First operand 185 states and 193 transitions. Second operand 15 states. [2018-04-13 13:33:56,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:56,706 INFO L93 Difference]: Finished difference Result 216 states and 221 transitions. [2018-04-13 13:33:56,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-13 13:33:56,707 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 50 [2018-04-13 13:33:56,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:56,707 INFO L225 Difference]: With dead ends: 216 [2018-04-13 13:33:56,708 INFO L226 Difference]: Without dead ends: 216 [2018-04-13 13:33:56,708 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=204, Invalid=608, Unknown=0, NotChecked=0, Total=812 [2018-04-13 13:33:56,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2018-04-13 13:33:56,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 189. [2018-04-13 13:33:56,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-13 13:33:56,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 197 transitions. [2018-04-13 13:33:56,712 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 197 transitions. Word has length 50 [2018-04-13 13:33:56,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:56,712 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 197 transitions. [2018-04-13 13:33:56,712 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 13:33:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 197 transitions. [2018-04-13 13:33:56,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-13 13:33:56,713 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:56,713 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:33:56,713 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:56,713 INFO L82 PathProgramCache]: Analyzing trace with hash 170946521, now seen corresponding path program 1 times [2018-04-13 13:33:56,713 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:56,713 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:56,714 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:56,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:56,714 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:56,722 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:56,725 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:33:56,725 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:56,725 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:56,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:56,754 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:56,775 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 6 treesize of output 5 [2018-04-13 13:33:56,775 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,779 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,779 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2018-04-13 13:33:56,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:56,817 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 19 treesize of output 25 [2018-04-13 13:33:56,817 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,826 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:43 [2018-04-13 13:33:56,855 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 13:33:56,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:56,857 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,860 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,870 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 13:33:56,870 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:59, output treesize:55 [2018-04-13 13:33:56,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:56,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2018-04-13 13:33:56,943 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,952 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 13:33:56,953 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:62, output treesize:40 [2018-04-13 13:33:56,980 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 33 treesize of output 27 [2018-04-13 13:33:56,982 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:56,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 21 [2018-04-13 13:33:56,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,987 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:56,997 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 13:33:56,997 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:29 [2018-04-13 13:33:57,112 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 13:33:57,112 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 13:33:57,112 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-04-13 13:33:57,112 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 13:33:57,113 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 13:33:57,113 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=166, Unknown=12, NotChecked=0, Total=210 [2018-04-13 13:33:57,113 INFO L87 Difference]: Start difference. First operand 189 states and 197 transitions. Second operand 15 states. [2018-04-13 13:33:57,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:57,728 INFO L93 Difference]: Finished difference Result 192 states and 199 transitions. [2018-04-13 13:33:57,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-13 13:33:57,762 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 53 [2018-04-13 13:33:57,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:57,763 INFO L225 Difference]: With dead ends: 192 [2018-04-13 13:33:57,763 INFO L226 Difference]: Without dead ends: 152 [2018-04-13 13:33:57,763 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=76, Invalid=369, Unknown=17, NotChecked=0, Total=462 [2018-04-13 13:33:57,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-04-13 13:33:57,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-04-13 13:33:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-04-13 13:33:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 159 transitions. [2018-04-13 13:33:57,766 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 159 transitions. Word has length 53 [2018-04-13 13:33:57,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:57,766 INFO L459 AbstractCegarLoop]: Abstraction has 152 states and 159 transitions. [2018-04-13 13:33:57,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 13:33:57,766 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 159 transitions. [2018-04-13 13:33:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-13 13:33:57,767 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:57,767 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] [2018-04-13 13:33:57,767 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:57,767 INFO L82 PathProgramCache]: Analyzing trace with hash -919692259, now seen corresponding path program 2 times [2018-04-13 13:33:57,767 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:57,767 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:57,768 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:57,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:33:57,768 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:57,777 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:57,780 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:33:57,780 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:57,781 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:57,781 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:33:57,812 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:33:57,812 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:33:57,816 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:57,821 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 6 treesize of output 5 [2018-04-13 13:33:57,821 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:57,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:57,825 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:33:57,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:57,847 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:57,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:57,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:57,861 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 13:33:57,862 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:57,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:57,873 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-13 13:33:57,891 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 13:33:57,893 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 13:33:57,893 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:57,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:57,908 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 13:33:57,908 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:43, output treesize:44 [2018-04-13 13:33:57,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:57,985 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 13:33:57,985 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:58,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:58,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:58,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:58,025 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 13:33:58,025 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:58,041 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 13:33:58,041 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:81 [2018-04-13 13:33:58,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:58,071 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 70 [2018-04-13 13:33:58,082 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 22 treesize of output 24 [2018-04-13 13:33:58,083 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:58,105 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:58,124 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 13:33:58,124 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:96, output treesize:101 [2018-04-13 13:33:58,235 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:58,235 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 13:33:58,236 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:58,253 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 13:33:58,254 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:112, output treesize:74 [2018-04-13 13:33:58,291 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:58,292 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:58,293 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:58,294 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 62 [2018-04-13 13:33:58,296 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:58,303 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 13:33:58,304 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 13:33:58,319 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:58,319 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 13:33:58,320 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 13:33:58,325 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 13:33:58,335 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 13:33:58,335 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:85, output treesize:28 [2018-04-13 13:33:58,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:33:58,424 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:33:58,424 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 13:33:58,424 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:33:58,424 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:33:58,424 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2018-04-13 13:33:58,424 INFO L87 Difference]: Start difference. First operand 152 states and 159 transitions. Second operand 18 states. [2018-04-13 13:33:59,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:33:59,361 INFO L93 Difference]: Finished difference Result 226 states and 234 transitions. [2018-04-13 13:33:59,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 13:33:59,362 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 53 [2018-04-13 13:33:59,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:33:59,363 INFO L225 Difference]: With dead ends: 226 [2018-04-13 13:33:59,363 INFO L226 Difference]: Without dead ends: 226 [2018-04-13 13:33:59,363 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=226, Invalid=964, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 13:33:59,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2018-04-13 13:33:59,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 163. [2018-04-13 13:33:59,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-04-13 13:33:59,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 172 transitions. [2018-04-13 13:33:59,365 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 172 transitions. Word has length 53 [2018-04-13 13:33:59,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:33:59,365 INFO L459 AbstractCegarLoop]: Abstraction has 163 states and 172 transitions. [2018-04-13 13:33:59,365 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:33:59,365 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 172 transitions. [2018-04-13 13:33:59,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-13 13:33:59,365 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:33:59,366 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] [2018-04-13 13:33:59,366 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:33:59,366 INFO L82 PathProgramCache]: Analyzing trace with hash -919692258, now seen corresponding path program 2 times [2018-04-13 13:33:59,366 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:33:59,366 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:33:59,367 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:59,367 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:33:59,367 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:33:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:33:59,378 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:33:59,382 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:33:59,382 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:33:59,382 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:33:59,384 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:33:59,425 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:33:59,425 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:33:59,428 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:33:59,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:59,437 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,440 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:33:59,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:59,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:33:59,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:33:59,465 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,471 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,471 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:33:59,486 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 13:33:59,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:33:59,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,490 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,504 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 13:33:59,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:59,506 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,508 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,517 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 13:33:59,517 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:25 [2018-04-13 13:33:59,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:59,564 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,586 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:42, output treesize:41 [2018-04-13 13:33:59,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 13:33:59,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:59,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,616 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,629 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 39 treesize of output 35 [2018-04-13 13:33:59,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:33:59,631 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,635 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,643 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 13:33:59,644 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:72, output treesize:53 [2018-04-13 13:33:59,756 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 55 treesize of output 42 [2018-04-13 13:33:59,759 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:59,759 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-13 13:33:59,760 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:33:59,770 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 13:33:59,777 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 13:33:59,794 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 30 [2018-04-13 13:33:59,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16 treesize of output 10 [2018-04-13 13:33:59,796 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,804 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:33:59,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:33:59,805 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,810 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:33:59,817 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 13:33:59,818 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:82, output treesize:9 [2018-04-13 13:33:59,863 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:33:59,863 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:33:59,863 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 13:33:59,863 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 13:33:59,864 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 13:33:59,864 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2018-04-13 13:33:59,864 INFO L87 Difference]: Start difference. First operand 163 states and 172 transitions. Second operand 16 states. [2018-04-13 13:34:00,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:00,875 INFO L93 Difference]: Finished difference Result 272 states and 280 transitions. [2018-04-13 13:34:00,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 13:34:00,875 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 53 [2018-04-13 13:34:00,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:00,876 INFO L225 Difference]: With dead ends: 272 [2018-04-13 13:34:00,876 INFO L226 Difference]: Without dead ends: 272 [2018-04-13 13:34:00,876 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=161, Invalid=769, Unknown=0, NotChecked=0, Total=930 [2018-04-13 13:34:00,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-04-13 13:34:00,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 161. [2018-04-13 13:34:00,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-04-13 13:34:00,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 169 transitions. [2018-04-13 13:34:00,879 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 169 transitions. Word has length 53 [2018-04-13 13:34:00,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:00,879 INFO L459 AbstractCegarLoop]: Abstraction has 161 states and 169 transitions. [2018-04-13 13:34:00,880 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 13:34:00,880 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 169 transitions. [2018-04-13 13:34:00,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-13 13:34:00,880 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:00,880 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] [2018-04-13 13:34:00,880 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:00,881 INFO L82 PathProgramCache]: Analyzing trace with hash 1498005594, now seen corresponding path program 1 times [2018-04-13 13:34:00,881 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:00,881 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:00,882 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:00,882 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:00,882 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:00,891 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:00,894 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:00,894 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:00,894 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:00,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:00,936 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:00,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:00,938 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:00,941 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:00,941 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:00,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:00,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:00,965 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 13:34:00,965 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:00,979 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 13:34:00,980 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:00,990 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:00,990 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:34:01,010 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 13:34:01,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:01,014 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,015 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,029 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 13:34:01,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:01,031 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,032 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,041 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 13:34:01,042 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:54, output treesize:48 [2018-04-13 13:34:01,058 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 13:34:01,060 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:34:01,060 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,061 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,070 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,070 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:56, output treesize:45 [2018-04-13 13:34:01,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:01,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:01,096 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:01,097 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 13:34:01,097 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,110 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 13:34:01,110 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,120 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,120 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:62, output treesize:67 [2018-04-13 13:34:01,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:01,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:01,142 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 63 [2018-04-13 13:34:01,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16 [2018-04-13 13:34:01,144 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,151 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,162 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 13:34:01,162 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:81, output treesize:78 [2018-04-13 13:34:01,266 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:01,267 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 30 treesize of output 23 [2018-04-13 13:34:01,267 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:01,278 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-13 13:34:01,278 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:104, output treesize:68 [2018-04-13 13:34:01,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:01,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:01,302 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 62 treesize of output 49 [2018-04-13 13:34:01,305 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:01,310 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 13:34:01,310 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 13:34:01,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:01,321 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 13:34:01,326 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 13:34:01,334 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 13:34:01,334 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:79, output treesize:28 [2018-04-13 13:34:01,380 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 13:34:01,380 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:01,380 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 13:34:01,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:34:01,381 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:34:01,381 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2018-04-13 13:34:01,381 INFO L87 Difference]: Start difference. First operand 161 states and 169 transitions. Second operand 18 states. [2018-04-13 13:34:02,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:02,630 INFO L93 Difference]: Finished difference Result 239 states and 248 transitions. [2018-04-13 13:34:02,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 13:34:02,630 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 53 [2018-04-13 13:34:02,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:02,631 INFO L225 Difference]: With dead ends: 239 [2018-04-13 13:34:02,631 INFO L226 Difference]: Without dead ends: 239 [2018-04-13 13:34:02,631 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=212, Invalid=910, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 13:34:02,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2018-04-13 13:34:02,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 169. [2018-04-13 13:34:02,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-04-13 13:34:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 178 transitions. [2018-04-13 13:34:02,634 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 178 transitions. Word has length 53 [2018-04-13 13:34:02,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:02,634 INFO L459 AbstractCegarLoop]: Abstraction has 169 states and 178 transitions. [2018-04-13 13:34:02,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:34:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 178 transitions. [2018-04-13 13:34:02,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-13 13:34:02,634 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:02,634 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] [2018-04-13 13:34:02,635 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:02,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1498005595, now seen corresponding path program 1 times [2018-04-13 13:34:02,635 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:02,635 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:02,635 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:02,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:02,635 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:02,642 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:02,646 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:02,646 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:02,646 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:02,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:02,684 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:02,698 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 6 treesize of output 5 [2018-04-13 13:34:02,699 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,702 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,702 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:02,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:02,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:02,729 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 13:34:02,729 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,740 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 13:34:02,741 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,750 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,750 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:34:02,767 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 13:34:02,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:02,769 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,771 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,785 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 13:34:02,786 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 13:34:02,787 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,788 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,800 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 13:34:02,800 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:54, output treesize:48 [2018-04-13 13:34:02,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:02,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:02,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:02,855 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 13:34:02,855 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:02,908 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,924 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,924 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:70, output treesize:62 [2018-04-13 13:34:02,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:02,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:02,958 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 44 treesize of output 54 [2018-04-13 13:34:02,961 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 18 treesize of output 16 [2018-04-13 13:34:02,961 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,973 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:02,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:02,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 31 [2018-04-13 13:34:02,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:02,997 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:03,003 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:03,017 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 13:34:03,017 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:87, output treesize:77 [2018-04-13 13:34:03,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:03,262 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:03,264 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:03,264 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 118 treesize of output 98 [2018-04-13 13:34:03,269 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:03,275 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 46 treesize of output 46 [2018-04-13 13:34:03,276 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 13:34:03,305 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:03,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 58 [2018-04-13 13:34:03,307 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 13:34:03,322 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 13:34:03,344 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 40 treesize of output 34 [2018-04-13 13:34:03,347 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:03,347 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 20 treesize of output 14 [2018-04-13 13:34:03,348 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:03,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:34:03,356 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:03,360 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:03,375 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 13:34:03,375 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:144, output treesize:30 [2018-04-13 13:34:03,451 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 13:34:03,452 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:03,452 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 13:34:03,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 13:34:03,452 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 13:34:03,452 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=297, Unknown=1, NotChecked=0, Total=342 [2018-04-13 13:34:03,452 INFO L87 Difference]: Start difference. First operand 169 states and 178 transitions. Second operand 19 states. [2018-04-13 13:34:05,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:05,177 INFO L93 Difference]: Finished difference Result 275 states and 283 transitions. [2018-04-13 13:34:05,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 13:34:05,178 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 53 [2018-04-13 13:34:05,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:05,178 INFO L225 Difference]: With dead ends: 275 [2018-04-13 13:34:05,178 INFO L226 Difference]: Without dead ends: 275 [2018-04-13 13:34:05,179 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=247, Invalid=1228, Unknown=7, NotChecked=0, Total=1482 [2018-04-13 13:34:05,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2018-04-13 13:34:05,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 169. [2018-04-13 13:34:05,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-04-13 13:34:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 177 transitions. [2018-04-13 13:34:05,181 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 177 transitions. Word has length 53 [2018-04-13 13:34:05,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:05,181 INFO L459 AbstractCegarLoop]: Abstraction has 169 states and 177 transitions. [2018-04-13 13:34:05,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 13:34:05,181 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 177 transitions. [2018-04-13 13:34:05,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-13 13:34:05,181 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:05,181 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] [2018-04-13 13:34:05,181 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:05,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1168750623, now seen corresponding path program 3 times [2018-04-13 13:34:05,181 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:05,181 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:05,182 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:05,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:05,182 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:05,188 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:05,190 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:05,190 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:05,190 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:05,191 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:34:05,221 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:34:05,221 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:05,223 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:05,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:05,232 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,234 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,234 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:05,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:05,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:05,250 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 13:34:05,251 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,255 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,255 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-13 13:34:05,264 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 13:34:05,265 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 13:34:05,265 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,268 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,302 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 13:34:05,303 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2018-04-13 13:34:05,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:05,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:05,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:05,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:05,358 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 13:34:05,358 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,367 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 13:34:05,367 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:40, output treesize:33 [2018-04-13 13:34:05,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:05,383 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 27 treesize of output 28 [2018-04-13 13:34:05,385 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 13:34:05,385 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,409 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,418 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 13:34:05,419 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:49, output treesize:46 [2018-04-13 13:34:05,481 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 13:34:05,482 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,496 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 13:34:05,496 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:72, output treesize:71 [2018-04-13 13:34:05,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 13:34:05,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:05,536 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,544 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,556 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 13:34:05,556 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:87, output treesize:72 [2018-04-13 13:34:05,631 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 70 treesize of output 50 [2018-04-13 13:34:05,633 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-13 13:34:05,633 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 13:34:05,641 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:05,642 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 27 treesize of output 19 [2018-04-13 13:34:05,642 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,648 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 13:34:05,649 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:05,652 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 13:34:05,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:34:05,657 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:76, output treesize:11 [2018-04-13 13:34:05,699 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 13:34:05,700 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:05,700 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 13:34:05,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 13:34:05,700 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 13:34:05,700 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2018-04-13 13:34:05,700 INFO L87 Difference]: Start difference. First operand 169 states and 177 transitions. Second operand 19 states. [2018-04-13 13:34:06,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:06,737 INFO L93 Difference]: Finished difference Result 276 states and 287 transitions. [2018-04-13 13:34:06,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 13:34:06,737 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 55 [2018-04-13 13:34:06,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:06,738 INFO L225 Difference]: With dead ends: 276 [2018-04-13 13:34:06,738 INFO L226 Difference]: Without dead ends: 276 [2018-04-13 13:34:06,738 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=279, Invalid=1281, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 13:34:06,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2018-04-13 13:34:06,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 200. [2018-04-13 13:34:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2018-04-13 13:34:06,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 211 transitions. [2018-04-13 13:34:06,740 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 211 transitions. Word has length 55 [2018-04-13 13:34:06,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:06,740 INFO L459 AbstractCegarLoop]: Abstraction has 200 states and 211 transitions. [2018-04-13 13:34:06,740 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 13:34:06,741 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 211 transitions. [2018-04-13 13:34:06,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-13 13:34:06,741 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:06,741 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] [2018-04-13 13:34:06,741 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:06,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1168750622, now seen corresponding path program 3 times [2018-04-13 13:34:06,741 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:06,741 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:06,742 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:06,742 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:06,742 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:06,749 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:06,751 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:06,751 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:06,751 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:06,752 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:34:06,779 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:34:06,779 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:06,781 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:06,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:06,795 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,799 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,799 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:06,812 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 13:34:06,814 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 8 treesize of output 7 [2018-04-13 13:34:06,814 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,816 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,820 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2018-04-13 13:34:06,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:06,835 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:06,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:06,847 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 13:34:06,847 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,856 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,856 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:42, output treesize:39 [2018-04-13 13:34:06,870 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 13:34:06,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:06,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,873 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,886 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:06,886 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 13:34:06,888 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 13:34:06,888 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,891 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,898 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 13:34:06,898 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:58, output treesize:48 [2018-04-13 13:34:06,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:06,946 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 13:34:06,946 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:06,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:06,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:06,961 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 20 treesize of output 28 [2018-04-13 13:34:06,961 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,969 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,969 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:70, output treesize:62 [2018-04-13 13:34:06,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:06,989 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 31 [2018-04-13 13:34:06,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:06,991 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:06,995 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,011 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 59 treesize of output 69 [2018-04-13 13:34:07,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 20 [2018-04-13 13:34:07,025 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,035 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,052 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 13:34:07,052 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:86, output treesize:95 [2018-04-13 13:34:07,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,143 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 13:34:07,143 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,167 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 13:34:07,168 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,180 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,180 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:143, output treesize:147 [2018-04-13 13:34:07,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,211 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,213 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,214 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 236 [2018-04-13 13:34:07,216 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 79 treesize of output 76 [2018-04-13 13:34:07,216 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,232 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 166 [2018-04-13 13:34:07,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-13 13:34:07,256 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,269 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,282 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 13:34:07,282 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:226, output treesize:165 [2018-04-13 13:34:07,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,340 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 162 treesize of output 143 [2018-04-13 13:34:07,354 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 64 treesize of output 76 [2018-04-13 13:34:07,356 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 13:34:07,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 37 [2018-04-13 13:34:07,419 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 13:34:07,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 53 [2018-04-13 13:34:07,425 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 13:34:07,426 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 63 [2018-04-13 13:34:07,428 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 13:34:07,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 31 [2018-04-13 13:34:07,430 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 13:34:07,435 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 79 treesize of output 59 [2018-04-13 13:34:07,436 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:07,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 67 [2018-04-13 13:34:07,444 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:07,454 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 83 treesize of output 63 [2018-04-13 13:34:07,455 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 13:34:07,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 75 [2018-04-13 13:34:07,610 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:07,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 71 [2018-04-13 13:34:07,615 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:07,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 59 [2018-04-13 13:34:07,619 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:07,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 47 [2018-04-13 13:34:07,621 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 59 [2018-04-13 13:34:07,627 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:07,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 63 [2018-04-13 13:34:07,638 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:07,639 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 76 treesize of output 59 [2018-04-13 13:34:07,639 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 67 [2018-04-13 13:34:07,645 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:07,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 75 [2018-04-13 13:34:07,647 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:07,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 63 [2018-04-13 13:34:07,649 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,650 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 47 [2018-04-13 13:34:07,651 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:07,886 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 13:34:08,067 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 61 treesize of output 53 [2018-04-13 13:34:08,068 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-13 13:34:08,068 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,079 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,085 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,087 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 61 treesize of output 53 [2018-04-13 13:34:08,089 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 7 treesize of output 3 [2018-04-13 13:34:08,089 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,102 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 5 treesize of output 1 [2018-04-13 13:34:08,102 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,111 INFO L267 ElimStorePlain]: Start of recursive call 25: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,113 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 61 treesize of output 53 [2018-04-13 13:34:08,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 5 [2018-04-13 13:34:08,114 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,122 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 11 treesize of output 3 [2018-04-13 13:34:08,122 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,128 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,130 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 61 treesize of output 53 [2018-04-13 13:34:08,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,132 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,141 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,148 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,150 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 61 treesize of output 53 [2018-04-13 13:34:08,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,151 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,159 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,165 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,167 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 61 treesize of output 53 [2018-04-13 13:34:08,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,168 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:08,177 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,185 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,187 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 61 treesize of output 53 [2018-04-13 13:34:08,189 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 18 treesize of output 9 [2018-04-13 13:34:08,189 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,197 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,203 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,205 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 61 treesize of output 53 [2018-04-13 13:34:08,206 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-13 13:34:08,206 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,217 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,224 INFO L267 ElimStorePlain]: Start of recursive call 43: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,226 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 61 treesize of output 53 [2018-04-13 13:34:08,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 3 [2018-04-13 13:34:08,228 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,239 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:34:08,239 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,248 INFO L267 ElimStorePlain]: Start of recursive call 46: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,250 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 61 treesize of output 53 [2018-04-13 13:34:08,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 3 [2018-04-13 13:34:08,253 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,262 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,270 INFO L267 ElimStorePlain]: Start of recursive call 49: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,272 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 61 treesize of output 53 [2018-04-13 13:34:08,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,273 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:08,282 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,289 INFO L267 ElimStorePlain]: Start of recursive call 52: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:08,398 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 22 dim-0 vars, and 11 xjuncts. [2018-04-13 13:34:08,398 INFO L202 ElimStorePlain]: Needed 54 recursive calls to eliminate 3 variables, input treesize:176, output treesize:342 [2018-04-13 13:34:08,502 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 13:34:08,502 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:08,502 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:34:08,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 13:34:08,502 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 13:34:08,503 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2018-04-13 13:34:08,503 INFO L87 Difference]: Start difference. First operand 200 states and 211 transitions. Second operand 20 states. [2018-04-13 13:34:10,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:10,073 INFO L93 Difference]: Finished difference Result 378 states and 392 transitions. [2018-04-13 13:34:10,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-13 13:34:10,073 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 55 [2018-04-13 13:34:10,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:10,074 INFO L225 Difference]: With dead ends: 378 [2018-04-13 13:34:10,074 INFO L226 Difference]: Without dead ends: 378 [2018-04-13 13:34:10,074 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=293, Invalid=1429, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 13:34:10,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-04-13 13:34:10,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 192. [2018-04-13 13:34:10,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-04-13 13:34:10,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 202 transitions. [2018-04-13 13:34:10,077 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 202 transitions. Word has length 55 [2018-04-13 13:34:10,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:10,077 INFO L459 AbstractCegarLoop]: Abstraction has 192 states and 202 transitions. [2018-04-13 13:34:10,077 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 13:34:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 202 transitions. [2018-04-13 13:34:10,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-13 13:34:10,077 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:10,078 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] [2018-04-13 13:34:10,078 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:10,078 INFO L82 PathProgramCache]: Analyzing trace with hash 1248947230, now seen corresponding path program 2 times [2018-04-13 13:34:10,078 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:10,078 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:10,079 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:10,079 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:10,079 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:10,086 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:10,088 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:10,088 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:10,088 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:10,089 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:34:10,109 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:34:10,109 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:10,111 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:10,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:10,114 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,116 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,117 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:10,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:10,124 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,125 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:9, output treesize:3 [2018-04-13 13:34:10,129 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 13:34:10,131 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 10 treesize of output 9 [2018-04-13 13:34:10,131 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,132 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,134 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,135 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-04-13 13:34:10,189 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 23 treesize of output 35 [2018-04-13 13:34:10,192 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 24 treesize of output 23 [2018-04-13 13:34:10,192 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,202 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,206 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,206 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:31, output treesize:27 [2018-04-13 13:34:10,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:10,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:10,219 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 13:34:10,219 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,224 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,224 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:26 [2018-04-13 13:34:10,244 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 13:34:10,245 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 13:34:10,245 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,246 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,250 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 13:34:10,250 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:30 [2018-04-13 13:34:10,261 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 16 treesize of output 12 [2018-04-13 13:34:10,262 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 12 treesize of output 4 [2018-04-13 13:34:10,262 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,263 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,267 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 13:34:10,267 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:37, output treesize:26 [2018-04-13 13:34:10,293 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 24 [2018-04-13 13:34:10,293 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 10 treesize of output 9 [2018-04-13 13:34:10,294 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,296 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,300 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,300 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-04-13 13:34:10,312 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:10,313 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 32 treesize of output 39 [2018-04-13 13:34:10,315 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 26 treesize of output 9 [2018-04-13 13:34:10,315 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,318 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,321 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,322 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:26 [2018-04-13 13:34:10,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 8 [2018-04-13 13:34:10,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:10,350 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,351 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,356 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:37, output treesize:33 [2018-04-13 13:34:10,373 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 13:34:10,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:10,374 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,375 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,380 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 13:34:10,380 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:40, output treesize:29 [2018-04-13 13:34:10,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:10,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 30 treesize of output 68 [2018-04-13 13:34:10,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 46 [2018-04-13 13:34:10,423 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:10,475 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 28 treesize of output 35 [2018-04-13 13:34:10,476 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:10,520 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:10,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:10,521 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 28 treesize of output 27 [2018-04-13 13:34:10,521 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,536 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:34:10,551 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-13 13:34:10,551 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:37, output treesize:84 [2018-04-13 13:34:10,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:10,606 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 26 treesize of output 28 [2018-04-13 13:34:10,610 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 15 treesize of output 18 [2018-04-13 13:34:10,611 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 13:34:10,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:10,616 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,618 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,625 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 28 treesize of output 22 [2018-04-13 13:34:10,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:10,627 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,630 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 11 treesize of output 3 [2018-04-13 13:34:10,630 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,632 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:10,636 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:10,637 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:55, output treesize:7 [2018-04-13 13:34:10,654 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 13:34:10,654 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:10,654 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 13:34:10,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 13:34:10,655 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 13:34:10,655 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2018-04-13 13:34:10,655 INFO L87 Difference]: Start difference. First operand 192 states and 202 transitions. Second operand 21 states. [2018-04-13 13:34:11,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:11,328 INFO L93 Difference]: Finished difference Result 243 states and 249 transitions. [2018-04-13 13:34:11,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-13 13:34:11,353 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 55 [2018-04-13 13:34:11,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:11,354 INFO L225 Difference]: With dead ends: 243 [2018-04-13 13:34:11,354 INFO L226 Difference]: Without dead ends: 243 [2018-04-13 13:34:11,355 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=330, Invalid=1392, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 13:34:11,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2018-04-13 13:34:11,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 195. [2018-04-13 13:34:11,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2018-04-13 13:34:11,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 204 transitions. [2018-04-13 13:34:11,357 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 204 transitions. Word has length 55 [2018-04-13 13:34:11,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:11,357 INFO L459 AbstractCegarLoop]: Abstraction has 195 states and 204 transitions. [2018-04-13 13:34:11,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 13:34:11,357 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 204 transitions. [2018-04-13 13:34:11,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-13 13:34:11,358 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:11,358 INFO L355 BasicCegarLoop]: trace histogram [4, 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, 1, 1] [2018-04-13 13:34:11,358 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:11,358 INFO L82 PathProgramCache]: Analyzing trace with hash 561654640, now seen corresponding path program 4 times [2018-04-13 13:34:11,358 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:11,358 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:11,359 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:11,359 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:11,359 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:11,365 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:11,370 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:11,370 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:11,370 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:11,371 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:34:11,393 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:34:11,393 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:11,395 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:11,397 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 6 treesize of output 5 [2018-04-13 13:34:11,397 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,399 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,399 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:11,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,416 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 13:34:11,416 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,424 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,424 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:34:11,442 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 13:34:11,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:11,444 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,445 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,469 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 13:34:11,471 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 13:34:11,471 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,473 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,485 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 13:34:11,485 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 13:34:11,548 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 13:34:11,551 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 14 treesize of output 13 [2018-04-13 13:34:11,551 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,553 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,569 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 13:34:11,569 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:66 [2018-04-13 13:34:11,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,594 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 20 treesize of output 28 [2018-04-13 13:34:11,595 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,614 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 13:34:11,614 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:71, output treesize:64 [2018-04-13 13:34:11,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 31 [2018-04-13 13:34:11,644 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 12 treesize of output 15 [2018-04-13 13:34:11,644 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,679 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 73 [2018-04-13 13:34:11,681 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 18 treesize of output 20 [2018-04-13 13:34:11,681 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,693 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,713 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 13:34:11,713 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:86, output treesize:72 [2018-04-13 13:34:11,757 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 55 treesize of output 60 [2018-04-13 13:34:11,759 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 22 treesize of output 21 [2018-04-13 13:34:11,759 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,764 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,774 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 13:34:11,774 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:107, output treesize:91 [2018-04-13 13:34:11,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:11,839 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 82 treesize of output 73 [2018-04-13 13:34:11,848 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 42 treesize of output 38 [2018-04-13 13:34:11,849 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 13:34:11,893 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:11,902 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 52 treesize of output 50 [2018-04-13 13:34:11,903 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:11,905 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:11,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2018-04-13 13:34:11,905 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,963 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 13:34:11,987 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 49 treesize of output 43 [2018-04-13 13:34:11,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:11,989 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 22 treesize of output 14 [2018-04-13 13:34:11,989 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,996 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:11,997 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 49 treesize of output 43 [2018-04-13 13:34:11,999 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:11,999 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 14 [2018-04-13 13:34:11,999 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:12,006 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:12,028 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 2 xjuncts. [2018-04-13 13:34:12,028 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:108, output treesize:49 [2018-04-13 13:34:12,078 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 13:34:12,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:12,079 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:12,087 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 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 13:34:12,087 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:12,090 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:12,094 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:12,094 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:33, output treesize:18 [2018-04-13 13:34:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:34:12,142 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:12,142 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:34:12,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 13:34:12,143 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 13:34:12,143 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=285, Unknown=12, NotChecked=0, Total=342 [2018-04-13 13:34:12,143 INFO L87 Difference]: Start difference. First operand 195 states and 204 transitions. Second operand 19 states. [2018-04-13 13:34:13,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:13,253 INFO L93 Difference]: Finished difference Result 230 states and 236 transitions. [2018-04-13 13:34:13,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 13:34:13,253 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 62 [2018-04-13 13:34:13,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:13,254 INFO L225 Difference]: With dead ends: 230 [2018-04-13 13:34:13,254 INFO L226 Difference]: Without dead ends: 225 [2018-04-13 13:34:13,254 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=238, Invalid=1284, Unknown=38, NotChecked=0, Total=1560 [2018-04-13 13:34:13,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2018-04-13 13:34:13,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 195. [2018-04-13 13:34:13,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2018-04-13 13:34:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 203 transitions. [2018-04-13 13:34:13,256 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 203 transitions. Word has length 62 [2018-04-13 13:34:13,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:13,257 INFO L459 AbstractCegarLoop]: Abstraction has 195 states and 203 transitions. [2018-04-13 13:34:13,257 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 13:34:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 203 transitions. [2018-04-13 13:34:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-13 13:34:13,257 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:13,257 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:34:13,257 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:13,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1560445908, now seen corresponding path program 5 times [2018-04-13 13:34:13,258 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:13,258 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:13,258 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:13,258 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:13,258 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:13,267 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:13,271 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:13,271 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:13,271 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:13,272 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-13 13:34:13,317 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2018-04-13 13:34:13,317 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:13,320 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:13,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:13,324 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,327 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,327 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:13,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,348 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 13:34:13,349 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,359 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,359 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:34:13,376 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 13:34:13,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:13,379 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,380 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,396 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 13:34:13,398 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 13:34:13,399 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,400 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,414 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 13:34:13,414 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 13:34:13,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,475 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 13:34:13,475 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,496 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 13:34:13,497 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:64, output treesize:70 [2018-04-13 13:34:13,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,529 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 44 treesize of output 54 [2018-04-13 13:34:13,532 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 18 treesize of output 20 [2018-04-13 13:34:13,532 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,544 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,567 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,571 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 37 treesize of output 42 [2018-04-13 13:34:13,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:13,574 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,582 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,604 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 13:34:13,604 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:92, output treesize:86 [2018-04-13 13:34:13,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,696 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,697 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 43 treesize of output 118 [2018-04-13 13:34:13,697 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,717 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 13:34:13,717 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:110, output treesize:132 [2018-04-13 13:34:13,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 140 [2018-04-13 13:34:13,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-13 13:34:13,749 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,761 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 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 13:34:13,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:13,784 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,791 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,807 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 13:34:13,808 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:187, output treesize:181 [2018-04-13 13:34:13,857 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 165 treesize of output 145 [2018-04-13 13:34:13,860 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:13,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 125 [2018-04-13 13:34:13,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,875 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:13,898 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 13:34:13,898 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:198, output treesize:155 [2018-04-13 13:34:13,953 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:13,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:13,956 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 13:34:13,958 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:13,962 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 39 treesize of output 39 [2018-04-13 13:34:13,962 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 13:34:13,976 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 13:34:13,976 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 13:34:13,985 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 13:34:13,985 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 13:34:13,992 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 13:34:14,005 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 13:34:14,005 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:162, output treesize:45 [2018-04-13 13:34:14,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 22 refuted. 8 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:14,138 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:14,138 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:34:14,139 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 13:34:14,139 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 13:34:14,139 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=309, Unknown=14, NotChecked=0, Total=380 [2018-04-13 13:34:14,139 INFO L87 Difference]: Start difference. First operand 195 states and 203 transitions. Second operand 20 states. [2018-04-13 13:34:17,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:17,464 INFO L93 Difference]: Finished difference Result 235 states and 242 transitions. [2018-04-13 13:34:17,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 13:34:17,465 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 64 [2018-04-13 13:34:17,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:17,465 INFO L225 Difference]: With dead ends: 235 [2018-04-13 13:34:17,465 INFO L226 Difference]: Without dead ends: 235 [2018-04-13 13:34:17,466 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=227, Invalid=1225, Unknown=30, NotChecked=0, Total=1482 [2018-04-13 13:34:17,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2018-04-13 13:34:17,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 203. [2018-04-13 13:34:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2018-04-13 13:34:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 212 transitions. [2018-04-13 13:34:17,468 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 212 transitions. Word has length 64 [2018-04-13 13:34:17,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:17,468 INFO L459 AbstractCegarLoop]: Abstraction has 203 states and 212 transitions. [2018-04-13 13:34:17,468 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 13:34:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 212 transitions. [2018-04-13 13:34:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-13 13:34:17,468 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:17,468 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:34:17,468 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:17,469 INFO L82 PathProgramCache]: Analyzing trace with hash -1560445907, now seen corresponding path program 4 times [2018-04-13 13:34:17,469 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:17,469 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:17,469 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:17,469 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:17,469 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:17,476 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:17,478 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:17,478 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:17,478 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:17,478 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:34:17,504 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:34:17,504 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:17,507 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:17,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:17,510 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,513 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,513 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:17,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:17,533 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,547 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 13:34:17,548 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,559 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:34:17,578 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 13:34:17,581 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 13:34:17,581 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,583 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,602 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 13:34:17,604 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 8 treesize of output 7 [2018-04-13 13:34:17,604 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,606 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,622 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 13:34:17,623 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:51 [2018-04-13 13:34:17,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,689 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 53 [2018-04-13 13:34:17,689 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,710 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 13:34:17,711 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,730 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 13:34:17,730 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:82, output treesize:87 [2018-04-13 13:34:17,753 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 13:34:17,753 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 54 [2018-04-13 13:34:17,783 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 18 treesize of output 16 [2018-04-13 13:34:17,783 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,791 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,812 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 31 [2018-04-13 13:34:17,814 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 13:34:17,814 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,819 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,835 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 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 13:34:17,835 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:114, output treesize:83 [2018-04-13 13:34:17,898 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 29 treesize of output 44 [2018-04-13 13:34:17,898 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,917 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 13:34:17,917 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:116, output treesize:115 [2018-04-13 13:34:17,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,949 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 132 treesize of output 123 [2018-04-13 13:34:17,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:17,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,964 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:17,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:17,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 109 [2018-04-13 13:34:17,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:17,994 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,004 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,028 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 13:34:18,028 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:163, output treesize:113 [2018-04-13 13:34:18,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:18,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:18,177 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:18,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:18,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 109 [2018-04-13 13:34:18,184 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:18,187 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 81 treesize of output 65 [2018-04-13 13:34:18,188 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 13:34:18,213 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:18,214 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 66 treesize of output 58 [2018-04-13 13:34:18,214 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,216 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:18,220 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 72 treesize of output 70 [2018-04-13 13:34:18,220 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:18,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 55 treesize of output 49 [2018-04-13 13:34:18,252 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 13:34:18,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 55 treesize of output 49 [2018-04-13 13:34:18,253 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 13:34:18,274 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 13:34:18,308 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 63 treesize of output 55 [2018-04-13 13:34:18,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:34:18,310 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,320 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:18,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:18,321 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,329 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,332 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 63 treesize of output 55 [2018-04-13 13:34:18,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:34:18,334 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,351 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:18,352 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 11 treesize of output 7 [2018-04-13 13:34:18,352 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,360 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:18,386 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 13:34:18,387 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 7 variables, input treesize:152, output treesize:57 [2018-04-13 13:34:18,463 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 13:34:18,463 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:18,463 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 13:34:18,463 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 13:34:18,463 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 13:34:18,463 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=366, Unknown=1, NotChecked=0, Total=420 [2018-04-13 13:34:18,464 INFO L87 Difference]: Start difference. First operand 203 states and 212 transitions. Second operand 21 states. [2018-04-13 13:34:20,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:20,216 INFO L93 Difference]: Finished difference Result 292 states and 301 transitions. [2018-04-13 13:34:20,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 13:34:20,217 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 64 [2018-04-13 13:34:20,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:20,217 INFO L225 Difference]: With dead ends: 292 [2018-04-13 13:34:20,217 INFO L226 Difference]: Without dead ends: 292 [2018-04-13 13:34:20,218 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=245, Invalid=1554, Unknown=7, NotChecked=0, Total=1806 [2018-04-13 13:34:20,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2018-04-13 13:34:20,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 204. [2018-04-13 13:34:20,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-04-13 13:34:20,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 213 transitions. [2018-04-13 13:34:20,220 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 213 transitions. Word has length 64 [2018-04-13 13:34:20,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:20,220 INFO L459 AbstractCegarLoop]: Abstraction has 204 states and 213 transitions. [2018-04-13 13:34:20,220 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 13:34:20,220 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 213 transitions. [2018-04-13 13:34:20,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-13 13:34:20,220 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:20,221 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] [2018-04-13 13:34:20,221 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:20,221 INFO L82 PathProgramCache]: Analyzing trace with hash 857251945, now seen corresponding path program 2 times [2018-04-13 13:34:20,221 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:20,221 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:20,221 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:20,221 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:20,222 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:20,228 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:20,230 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:20,230 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:20,230 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:20,230 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:34:20,251 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:34:20,251 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:20,254 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:20,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:20,287 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,290 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,291 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:20,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,311 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 13:34:20,311 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,321 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,321 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:34:20,337 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 13:34:20,339 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 13:34:20,339 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,341 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,355 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 13:34:20,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:20,357 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,359 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,370 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 13:34:20,371 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-04-13 13:34:20,426 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 13:34:20,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:20,428 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,430 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,443 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:65, output treesize:60 [2018-04-13 13:34:20,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,470 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,471 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 13:34:20,472 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,480 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,481 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:58 [2018-04-13 13:34:20,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,501 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 48 treesize of output 58 [2018-04-13 13:34:20,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 20 [2018-04-13 13:34:20,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,511 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,528 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 37 treesize of output 42 [2018-04-13 13:34:20,530 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 12 treesize of output 15 [2018-04-13 13:34:20,530 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,536 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,548 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 13:34:20,548 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:85, output treesize:71 [2018-04-13 13:34:20,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,605 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 31 treesize of output 48 [2018-04-13 13:34:20,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:20,607 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,612 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,621 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,622 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:101, output treesize:109 [2018-04-13 13:34:20,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,649 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 78 [2018-04-13 13:34:20,651 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 38 treesize of output 21 [2018-04-13 13:34:20,651 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,666 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,666 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:122, output treesize:109 [2018-04-13 13:34:20,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 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 13:34:20,693 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,703 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:114, output treesize:108 [2018-04-13 13:34:20,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,735 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 109 treesize of output 125 [2018-04-13 13:34:20,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:20,737 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,748 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,763 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 92 treesize of output 93 [2018-04-13 13:34:20,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:20,764 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,772 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,783 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 13:34:20,783 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:130, output treesize:100 [2018-04-13 13:34:20,850 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 84 treesize of output 180 [2018-04-13 13:34:20,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 140 [2018-04-13 13:34:20,852 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:20,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:20,879 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 82 treesize of output 107 [2018-04-13 13:34:20,880 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:20,893 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:20,911 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 13:34:20,911 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:154, output treesize:279 [2018-04-13 13:34:21,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 134 [2018-04-13 13:34:21,033 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 124 [2018-04-13 13:34:21,035 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,057 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 13:34:21,057 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:269, output treesize:259 [2018-04-13 13:34:21,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:21,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:21,066 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 145 treesize of output 110 [2018-04-13 13:34:21,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-13 13:34:21,068 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 13:34:21,080 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 20 [2018-04-13 13:34:21,081 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 13:34:21,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 26 [2018-04-13 13:34:21,091 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,100 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 13:34:21,121 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 62 treesize of output 56 [2018-04-13 13:34:21,122 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 22 treesize of output 11 [2018-04-13 13:34:21,122 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,130 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,149 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 135 treesize of output 119 [2018-04-13 13:34:21,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 91 [2018-04-13 13:34:21,151 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,157 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:21,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:21,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:21,177 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 98 treesize of output 73 [2018-04-13 13:34:21,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-04-13 13:34:21,178 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,185 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 20 [2018-04-13 13:34:21,186 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 13:34:21,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:21,193 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,198 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 13:34:21,213 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:21,213 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 9 variables, input treesize:281, output treesize:62 [2018-04-13 13:34:21,275 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 13:34:21,276 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:21,276 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:21,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:21,282 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:21,284 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:21,287 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:21,287 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:33, output treesize:18 [2018-04-13 13:34:21,349 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 13:34:21,350 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:21,350 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 13:34:21,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 13:34:21,350 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 13:34:21,351 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2018-04-13 13:34:21,351 INFO L87 Difference]: Start difference. First operand 204 states and 213 transitions. Second operand 25 states. [2018-04-13 13:34:23,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:23,708 INFO L93 Difference]: Finished difference Result 303 states and 310 transitions. [2018-04-13 13:34:23,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:34:23,708 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 64 [2018-04-13 13:34:23,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:23,709 INFO L225 Difference]: With dead ends: 303 [2018-04-13 13:34:23,709 INFO L226 Difference]: Without dead ends: 298 [2018-04-13 13:34:23,710 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 504 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=307, Invalid=2243, Unknown=0, NotChecked=0, Total=2550 [2018-04-13 13:34:23,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2018-04-13 13:34:23,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 204. [2018-04-13 13:34:23,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-04-13 13:34:23,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 212 transitions. [2018-04-13 13:34:23,712 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 212 transitions. Word has length 64 [2018-04-13 13:34:23,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:23,712 INFO L459 AbstractCegarLoop]: Abstraction has 204 states and 212 transitions. [2018-04-13 13:34:23,712 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 13:34:23,712 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 212 transitions. [2018-04-13 13:34:23,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-13 13:34:23,712 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:23,712 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] [2018-04-13 13:34:23,712 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:23,713 INFO L82 PathProgramCache]: Analyzing trace with hash 126082606, now seen corresponding path program 1 times [2018-04-13 13:34:23,713 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:23,713 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:23,713 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:23,713 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:23,713 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:23,719 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:23,721 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:23,721 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:23,721 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:23,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:23,735 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:23,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:23,736 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,739 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:23,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:23,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:23,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:23,754 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,759 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,759 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:34:23,769 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 13:34:23,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:23,771 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,772 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,785 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 13:34:23,786 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 13:34:23,786 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,788 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,795 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 13:34:23,795 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:39, output treesize:28 [2018-04-13 13:34:23,807 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 16 treesize of output 12 [2018-04-13 13:34:23,808 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 12 treesize of output 4 [2018-04-13 13:34:23,808 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,809 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,814 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 13:34:23,815 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:21 [2018-04-13 13:34:23,840 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 13:34:23,842 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 8 treesize of output 7 [2018-04-13 13:34:23,842 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,845 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,852 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:34:23,852 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:32, output treesize:17 [2018-04-13 13:34:23,883 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 13:34:23,885 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:23,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:23,885 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,888 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:23,892 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 13:34:23,892 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:27, output treesize:3 [2018-04-13 13:34:23,911 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:34:23,912 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:23,912 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-13 13:34:23,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 13:34:23,913 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 13:34:23,913 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2018-04-13 13:34:23,913 INFO L87 Difference]: Start difference. First operand 204 states and 212 transitions. Second operand 12 states. [2018-04-13 13:34:24,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:24,421 INFO L93 Difference]: Finished difference Result 270 states and 276 transitions. [2018-04-13 13:34:24,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 13:34:24,421 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 65 [2018-04-13 13:34:24,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:24,422 INFO L225 Difference]: With dead ends: 270 [2018-04-13 13:34:24,422 INFO L226 Difference]: Without dead ends: 270 [2018-04-13 13:34:24,422 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=491, Unknown=0, NotChecked=0, Total=650 [2018-04-13 13:34:24,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-04-13 13:34:24,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 216. [2018-04-13 13:34:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-04-13 13:34:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 225 transitions. [2018-04-13 13:34:24,424 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 225 transitions. Word has length 65 [2018-04-13 13:34:24,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:24,424 INFO L459 AbstractCegarLoop]: Abstraction has 216 states and 225 transitions. [2018-04-13 13:34:24,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 13:34:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 225 transitions. [2018-04-13 13:34:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-13 13:34:24,425 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:24,425 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] [2018-04-13 13:34:24,425 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:24,425 INFO L82 PathProgramCache]: Analyzing trace with hash -386406257, now seen corresponding path program 1 times [2018-04-13 13:34:24,425 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:24,426 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:24,426 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:24,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:24,426 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:24,432 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:24,484 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:34:24,484 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:24,484 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:24,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:24,508 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:24,511 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 6 treesize of output 5 [2018-04-13 13:34:24,511 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,514 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:24,536 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 13:34:24,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:24,538 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,539 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,543 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,544 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-04-13 13:34:24,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:24,560 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:24,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:24,560 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,564 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,565 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:34:24,581 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 13:34:24,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:24,583 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,585 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,590 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 13:34:24,591 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:21 [2018-04-13 13:34:24,609 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 16 treesize of output 12 [2018-04-13 13:34:24,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 4 [2018-04-13 13:34:24,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,612 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,615 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 13:34:24,616 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-13 13:34:24,648 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 24 [2018-04-13 13:34:24,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:24,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,651 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,654 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,655 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2018-04-13 13:34:24,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:24,670 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 32 treesize of output 39 [2018-04-13 13:34:24,671 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 26 treesize of output 9 [2018-04-13 13:34:24,672 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,674 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,677 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 13:34:24,678 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:39, output treesize:26 [2018-04-13 13:34:24,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:24,696 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,721 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 32 treesize of output 63 [2018-04-13 13:34:24,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 40 [2018-04-13 13:34:24,723 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:24,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 39 [2018-04-13 13:34:24,775 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:24,823 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:24,828 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 30 treesize of output 39 [2018-04-13 13:34:24,828 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:24,846 INFO L267 ElimStorePlain]: Start of recursive call 3: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:34:24,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-13 13:34:24,863 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:44, output treesize:88 [2018-04-13 13:34:24,966 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 28 treesize of output 22 [2018-04-13 13:34:24,967 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-13 13:34:24,967 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,970 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 7 treesize of output 1 [2018-04-13 13:34:24,971 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,972 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,985 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 28 treesize of output 26 [2018-04-13 13:34:24,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:24,987 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:24,992 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:24,993 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 45 [2018-04-13 13:34:25,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2018-04-13 13:34:25,011 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2018-04-13 13:34:25,034 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2018-04-13 13:34:25,059 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2018-04-13 13:34:25,082 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,104 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,104 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,106 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 29 treesize of output 36 [2018-04-13 13:34:25,106 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,130 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2018-04-13 13:34:25,130 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,148 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 23 treesize of output 16 [2018-04-13 13:34:25,149 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,168 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:25,168 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 26 treesize of output 22 [2018-04-13 13:34:25,169 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:25,183 INFO L267 ElimStorePlain]: Start of recursive call 8: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:34:25,203 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:25,203 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 14 variables, input treesize:94, output treesize:7 [2018-04-13 13:34:25,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:34:25,237 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 13:34:25,237 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 14] total 21 [2018-04-13 13:34:25,238 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 13:34:25,238 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 13:34:25,238 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=377, Unknown=0, NotChecked=0, Total=420 [2018-04-13 13:34:25,238 INFO L87 Difference]: Start difference. First operand 216 states and 225 transitions. Second operand 21 states. [2018-04-13 13:34:26,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:26,297 INFO L93 Difference]: Finished difference Result 255 states and 261 transitions. [2018-04-13 13:34:26,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 13:34:26,297 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 66 [2018-04-13 13:34:26,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:26,298 INFO L225 Difference]: With dead ends: 255 [2018-04-13 13:34:26,298 INFO L226 Difference]: Without dead ends: 255 [2018-04-13 13:34:26,298 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=238, Invalid=1322, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 13:34:26,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-04-13 13:34:26,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 194. [2018-04-13 13:34:26,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-04-13 13:34:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 199 transitions. [2018-04-13 13:34:26,300 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 199 transitions. Word has length 66 [2018-04-13 13:34:26,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:26,301 INFO L459 AbstractCegarLoop]: Abstraction has 194 states and 199 transitions. [2018-04-13 13:34:26,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 13:34:26,301 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2018-04-13 13:34:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-13 13:34:26,301 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:26,301 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:34:26,301 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:26,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1095742761, now seen corresponding path program 1 times [2018-04-13 13:34:26,301 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:26,301 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:26,302 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:26,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:26,302 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:26,308 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:26,310 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:26,311 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:26,311 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:26,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:26,350 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:26,352 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 6 treesize of output 5 [2018-04-13 13:34:26,352 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,355 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,356 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:26,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:26,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:26,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:26,384 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,392 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:34:26,409 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 13:34:26,410 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 8 treesize of output 7 [2018-04-13 13:34:26,410 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,411 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,418 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 13:34:26,419 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:34:26,445 INFO L477 Elim1Store]: Elim1 did not use 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2018-04-13 13:34:26,445 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,449 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 13:34:26,449 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:22 [2018-04-13 13:34:26,463 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 13:34:26,465 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 12 treesize of output 11 [2018-04-13 13:34:26,465 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,469 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,474 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 13:34:26,475 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:43, output treesize:24 [2018-04-13 13:34:26,519 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 13:34:26,555 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 19 treesize of output 18 [2018-04-13 13:34:26,556 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 13:34:26,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:26,572 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 2 xjuncts. [2018-04-13 13:34:26,572 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:37, output treesize:30 [2018-04-13 13:34:26,640 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:26,640 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 13:34:26,641 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:26,645 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 13:34:26,645 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-13 13:34:26,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:34:26,670 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:26,670 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 13:34:26,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 13:34:26,671 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 13:34:26,671 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2018-04-13 13:34:26,671 INFO L87 Difference]: Start difference. First operand 194 states and 199 transitions. Second operand 18 states. [2018-04-13 13:34:27,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:27,319 INFO L93 Difference]: Finished difference Result 234 states and 240 transitions. [2018-04-13 13:34:27,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-13 13:34:27,320 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 66 [2018-04-13 13:34:27,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:27,320 INFO L225 Difference]: With dead ends: 234 [2018-04-13 13:34:27,320 INFO L226 Difference]: Without dead ends: 234 [2018-04-13 13:34:27,321 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=177, Invalid=693, Unknown=0, NotChecked=0, Total=870 [2018-04-13 13:34:27,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2018-04-13 13:34:27,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 207. [2018-04-13 13:34:27,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-04-13 13:34:27,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 213 transitions. [2018-04-13 13:34:27,323 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 213 transitions. Word has length 66 [2018-04-13 13:34:27,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:27,324 INFO L459 AbstractCegarLoop]: Abstraction has 207 states and 213 transitions. [2018-04-13 13:34:27,324 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 13:34:27,324 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 213 transitions. [2018-04-13 13:34:27,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-13 13:34:27,324 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:27,325 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:34:27,325 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:27,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1095742760, now seen corresponding path program 1 times [2018-04-13 13:34:27,325 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:27,325 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:27,326 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:27,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:27,326 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:27,334 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:27,339 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:27,339 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:27,339 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:27,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:27,373 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:27,386 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 6 treesize of output 5 [2018-04-13 13:34:27,387 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,389 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,389 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:27,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:27,414 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,435 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 13:34:27,435 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,443 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-13 13:34:27,460 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 13:34:27,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:27,462 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,464 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,479 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 13:34:27,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:27,481 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,482 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,498 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 13:34:27,499 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:37 [2018-04-13 13:34:27,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,548 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,548 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 32 [2018-04-13 13:34:27,549 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,560 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 13:34:27,561 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,572 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:67, output treesize:72 [2018-04-13 13:34:27,594 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 15 treesize of output 8 [2018-04-13 13:34:27,594 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,611 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 69 [2018-04-13 13:34:27,613 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 22 treesize of output 24 [2018-04-13 13:34:27,613 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,620 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,637 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 34 treesize of output 35 [2018-04-13 13:34:27,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:27,639 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,650 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:27,659 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 13:34:27,659 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:106, output treesize:62 [2018-04-13 13:34:27,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,756 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,756 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 46 treesize of output 43 [2018-04-13 13:34:27,766 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 3 case distinctions, treesize of input 31 treesize of output 46 [2018-04-13 13:34:27,767 INFO L267 ElimStorePlain]: Start of recursive call 3: 9 dim-0 vars, End of recursive call: 9 dim-0 vars, and 8 xjuncts. [2018-04-13 13:34:27,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:27,798 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 0 case distinctions, treesize of input 37 treesize of output 35 [2018-04-13 13:34:27,799 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 13:34:27,800 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 27 treesize of output 23 [2018-04-13 13:34:27,800 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 13:34:27,804 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 37 treesize of output 39 [2018-04-13 13:34:27,805 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 13:34:27,806 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-13 13:34:27,806 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 13:34:27,837 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 9 dim-0 vars, and 5 xjuncts. [2018-04-13 13:34:27,875 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 22 treesize of output 16 [2018-04-13 13:34:27,879 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2018-04-13 13:34:27,879 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:27,885 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:27,922 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 18 dim-0 vars, and 10 xjuncts. [2018-04-13 13:34:27,922 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:82, output treesize:238 [2018-04-13 13:34:28,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:28,049 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:28,050 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:34:28,050 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 13:34:28,050 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 13:34:28,050 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2018-04-13 13:34:28,050 INFO L87 Difference]: Start difference. First operand 207 states and 213 transitions. Second operand 20 states. [2018-04-13 13:34:29,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:29,013 INFO L93 Difference]: Finished difference Result 236 states and 241 transitions. [2018-04-13 13:34:29,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 13:34:29,013 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 66 [2018-04-13 13:34:29,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:29,014 INFO L225 Difference]: With dead ends: 236 [2018-04-13 13:34:29,014 INFO L226 Difference]: Without dead ends: 236 [2018-04-13 13:34:29,014 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=222, Invalid=1038, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 13:34:29,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-04-13 13:34:29,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 219. [2018-04-13 13:34:29,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2018-04-13 13:34:29,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 227 transitions. [2018-04-13 13:34:29,016 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 227 transitions. Word has length 66 [2018-04-13 13:34:29,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:29,016 INFO L459 AbstractCegarLoop]: Abstraction has 219 states and 227 transitions. [2018-04-13 13:34:29,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 13:34:29,016 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 227 transitions. [2018-04-13 13:34:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-13 13:34:29,016 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:29,017 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 13:34:29,017 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:29,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1542283312, now seen corresponding path program 6 times [2018-04-13 13:34:29,017 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:29,017 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:29,017 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:29,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:29,017 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:29,024 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:29,026 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:29,026 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:29,026 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:29,026 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-13 13:34:29,054 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2018-04-13 13:34:29,054 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:29,056 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:29,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:29,091 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,094 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,094 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:29,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,108 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 13:34:29,111 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,117 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,117 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:34:29,129 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 13:34:29,130 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 13:34:29,133 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,134 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,145 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 13:34:29,145 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:34:29,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,184 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 13:34:29,185 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,200 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,200 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:50 [2018-04-13 13:34:29,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,230 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 44 treesize of output 45 [2018-04-13 13:34:29,232 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 13:34:29,232 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,242 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,255 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 13:34:29,255 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:61, output treesize:58 [2018-04-13 13:34:29,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,343 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 13:34:29,343 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,358 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 13:34:29,358 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:89, output treesize:107 [2018-04-13 13:34:29,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,388 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 101 treesize of output 97 [2018-04-13 13:34:29,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 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 13:34:29,390 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,402 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,417 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 13:34:29,417 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:118, output treesize:123 [2018-04-13 13:34:29,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:29,496 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 13:34:29,496 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,519 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 13:34:29,519 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:170, output treesize:204 [2018-04-13 13:34:29,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 207 treesize of output 141 [2018-04-13 13:34:29,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 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 13:34:29,561 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,594 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 13:34:29,594 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:224, output treesize:269 [2018-04-13 13:34:29,655 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 13:34:29,656 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 38 treesize of output 28 [2018-04-13 13:34:29,657 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 13:34:29,671 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 13:34:29,672 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 13:34:29,685 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 13:34:29,685 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 13:34:29,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 22 [2018-04-13 13:34:29,707 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:29,718 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 13:34:29,730 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 13:34:29,730 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:273, output treesize:66 [2018-04-13 13:34:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:29,869 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:29,870 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 13:34:29,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 13:34:29,870 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 13:34:29,870 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2018-04-13 13:34:29,870 INFO L87 Difference]: Start difference. First operand 219 states and 227 transitions. Second operand 22 states. [2018-04-13 13:34:34,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:34,633 INFO L93 Difference]: Finished difference Result 299 states and 309 transitions. [2018-04-13 13:34:34,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 13:34:34,633 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 66 [2018-04-13 13:34:34,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:34,634 INFO L225 Difference]: With dead ends: 299 [2018-04-13 13:34:34,634 INFO L226 Difference]: Without dead ends: 299 [2018-04-13 13:34:34,634 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=269, Invalid=1619, Unknown=4, NotChecked=0, Total=1892 [2018-04-13 13:34:34,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2018-04-13 13:34:34,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 250. [2018-04-13 13:34:34,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-04-13 13:34:34,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 260 transitions. [2018-04-13 13:34:34,636 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 260 transitions. Word has length 66 [2018-04-13 13:34:34,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:34,636 INFO L459 AbstractCegarLoop]: Abstraction has 250 states and 260 transitions. [2018-04-13 13:34:34,636 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 13:34:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 260 transitions. [2018-04-13 13:34:34,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-13 13:34:34,637 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:34,637 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 13:34:34,637 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:34,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1542283313, now seen corresponding path program 5 times [2018-04-13 13:34:34,637 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:34,637 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:34,638 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:34,638 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:34,638 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:34,644 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:34,647 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:34,647 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:34,647 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:34,647 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-13 13:34:34,670 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-13 13:34:34,670 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:34,673 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:34,691 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 6 treesize of output 5 [2018-04-13 13:34:34,691 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,694 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,694 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:34,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:34,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:34,720 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-13 13:34:34,721 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,730 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 13:34:34,730 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,738 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:34:34,769 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 13:34:34,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:34,771 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,772 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,788 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 13:34:34,789 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 13:34:34,789 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,791 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,803 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 13:34:34,803 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:54, output treesize:51 [2018-04-13 13:34:34,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:34,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:34,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:34,857 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 13:34:34,857 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:34,875 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,888 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 13:34:34,888 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:77 [2018-04-13 13:34:34,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:34,910 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 24 [2018-04-13 13:34:34,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:34,911 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,915 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:34,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 65 [2018-04-13 13:34:34,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:34,936 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,944 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:34,959 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 13:34:34,959 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:104, output treesize:89 [2018-04-13 13:34:35,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,042 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 13:34:35,042 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,062 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,063 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,064 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 13:34:35,064 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,079 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 13:34:35,079 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:124, output treesize:115 [2018-04-13 13:34:35,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:35,103 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 16 treesize of output 15 [2018-04-13 13:34:35,103 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,107 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,136 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:35,140 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 116 treesize of output 108 [2018-04-13 13:34:35,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:34:35,142 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,155 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,173 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 13:34:35,174 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:137, output treesize:131 [2018-04-13 13:34:35,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 46 treesize of output 105 [2018-04-13 13:34:35,245 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,290 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 13:34:35,290 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:173, output treesize:172 [2018-04-13 13:34:35,321 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 13:34:35,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:35,323 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,328 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,359 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 190 treesize of output 128 [2018-04-13 13:34:35,360 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 20 treesize of output 19 [2018-04-13 13:34:35,361 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,374 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,393 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:34:35,393 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:227, output treesize:173 [2018-04-13 13:34:35,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:35,462 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,477 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 13:34:35,478 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:178, output treesize:173 [2018-04-13 13:34:35,488 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 164 treesize of output 91 [2018-04-13 13:34:35,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:35,490 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 13:34:35,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:34:35,502 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 13:34:35,513 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 13:34:35,513 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 13:34:35,523 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:35,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:35,524 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,532 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 13:34:35,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 11 [2018-04-13 13:34:35,551 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:35,552 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 13:34:35,552 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,554 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:35,575 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 13:34:35,575 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 8 variables, input treesize:190, output treesize:36 [2018-04-13 13:34:35,653 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 8 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:35,653 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:35,653 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 13:34:35,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 13:34:35,654 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 13:34:35,654 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=401, Unknown=6, NotChecked=0, Total=462 [2018-04-13 13:34:35,654 INFO L87 Difference]: Start difference. First operand 250 states and 260 transitions. Second operand 22 states. [2018-04-13 13:34:37,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:37,400 INFO L93 Difference]: Finished difference Result 302 states and 313 transitions. [2018-04-13 13:34:37,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 13:34:37,401 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 66 [2018-04-13 13:34:37,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:37,401 INFO L225 Difference]: With dead ends: 302 [2018-04-13 13:34:37,401 INFO L226 Difference]: Without dead ends: 302 [2018-04-13 13:34:37,402 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 44 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=223, Invalid=1655, Unknown=14, NotChecked=0, Total=1892 [2018-04-13 13:34:37,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-04-13 13:34:37,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 239. [2018-04-13 13:34:37,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-04-13 13:34:37,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 248 transitions. [2018-04-13 13:34:37,404 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 248 transitions. Word has length 66 [2018-04-13 13:34:37,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:37,404 INFO L459 AbstractCegarLoop]: Abstraction has 239 states and 248 transitions. [2018-04-13 13:34:37,404 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 13:34:37,404 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 248 transitions. [2018-04-13 13:34:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-13 13:34:37,404 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:37,404 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-13 13:34:37,404 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:37,405 INFO L82 PathProgramCache]: Analyzing trace with hash 93938200, now seen corresponding path program 1 times [2018-04-13 13:34:37,405 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:37,405 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:37,406 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:37,406 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:37,406 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:37,412 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:37,414 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:37,415 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:37,415 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:37,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:37,445 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:37,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:37,448 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,451 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,451 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:37,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:37,477 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:37,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:37,478 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,483 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:34:37,497 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 13:34:37,499 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 13:34:37,499 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,501 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,512 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 13:34:37,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:37,514 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,516 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,524 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 13:34:37,525 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:25 [2018-04-13 13:34:37,540 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 16 treesize of output 12 [2018-04-13 13:34:37,541 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 12 treesize of output 4 [2018-04-13 13:34:37,541 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,543 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,548 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 13:34:37,548 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:25 [2018-04-13 13:34:37,581 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 26 treesize of output 27 [2018-04-13 13:34:37,582 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 13:34:37,582 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,586 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:37,595 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:34:37,595 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:39, output treesize:21 [2018-04-13 13:34:37,644 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 13:34:37,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16 treesize of output 15 [2018-04-13 13:34:37,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:37,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:37,660 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:37,660 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:34, output treesize:18 [2018-04-13 13:34:37,728 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:34:37,728 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:37,729 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 13:34:37,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 13:34:37,729 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 13:34:37,729 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2018-04-13 13:34:37,729 INFO L87 Difference]: Start difference. First operand 239 states and 248 transitions. Second operand 17 states. [2018-04-13 13:34:38,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:38,360 INFO L93 Difference]: Finished difference Result 266 states and 272 transitions. [2018-04-13 13:34:38,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 13:34:38,361 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 70 [2018-04-13 13:34:38,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:38,361 INFO L225 Difference]: With dead ends: 266 [2018-04-13 13:34:38,361 INFO L226 Difference]: Without dead ends: 266 [2018-04-13 13:34:38,362 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=214, Invalid=716, Unknown=0, NotChecked=0, Total=930 [2018-04-13 13:34:38,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-04-13 13:34:38,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 238. [2018-04-13 13:34:38,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-04-13 13:34:38,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 247 transitions. [2018-04-13 13:34:38,367 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 247 transitions. Word has length 70 [2018-04-13 13:34:38,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:38,368 INFO L459 AbstractCegarLoop]: Abstraction has 238 states and 247 transitions. [2018-04-13 13:34:38,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 13:34:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 247 transitions. [2018-04-13 13:34:38,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:34:38,369 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:38,369 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1] [2018-04-13 13:34:38,369 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:38,369 INFO L82 PathProgramCache]: Analyzing trace with hash 1126835464, now seen corresponding path program 1 times [2018-04-13 13:34:38,369 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:38,371 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:38,372 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:38,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:38,372 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:38,381 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:38,386 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:38,386 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:38,386 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:38,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:38,456 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:38,458 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 6 treesize of output 5 [2018-04-13 13:34:38,458 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,460 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,460 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:38,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:38,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:38,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:38,472 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,475 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,475 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-13 13:34:38,482 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 13:34:38,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:38,484 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,485 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,492 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 13:34:38,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:38,493 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,494 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,500 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 13:34:38,500 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:25 [2018-04-13 13:34:38,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:38,528 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,536 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 13:34:38,536 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:44 [2018-04-13 13:34:38,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:38,553 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 13:34:38,554 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 13:34:38,555 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,559 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,572 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:38,574 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 13:34:38,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:38,576 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,580 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,591 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 13:34:38,591 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:69, output treesize:59 [2018-04-13 13:34:38,622 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 37 treesize of output 11 [2018-04-13 13:34:38,623 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,630 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 13:34:38,630 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:79, output treesize:54 [2018-04-13 13:34:38,697 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 38 treesize of output 30 [2018-04-13 13:34:38,701 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 30 treesize of output 27 [2018-04-13 13:34:38,702 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 13:34:38,710 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:38,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:38,726 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:74, output treesize:115 [2018-04-13 13:34:38,856 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 43 treesize of output 35 [2018-04-13 13:34:38,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:38,858 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:34:38,858 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,871 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:38,871 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 16 treesize of output 10 [2018-04-13 13:34:38,871 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,876 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:38,884 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 13:34:38,885 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:65, output treesize:7 [2018-04-13 13:34:38,923 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:34:38,923 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:38,923 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 13:34:38,924 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 13:34:38,924 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 13:34:38,924 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=303, Unknown=1, NotChecked=0, Total=342 [2018-04-13 13:34:38,924 INFO L87 Difference]: Start difference. First operand 238 states and 247 transitions. Second operand 19 states. [2018-04-13 13:34:40,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:40,301 INFO L93 Difference]: Finished difference Result 265 states and 271 transitions. [2018-04-13 13:34:40,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 13:34:40,318 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 73 [2018-04-13 13:34:40,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:40,319 INFO L225 Difference]: With dead ends: 265 [2018-04-13 13:34:40,319 INFO L226 Difference]: Without dead ends: 265 [2018-04-13 13:34:40,319 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=206, Invalid=1052, Unknown=2, NotChecked=0, Total=1260 [2018-04-13 13:34:40,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2018-04-13 13:34:40,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 238. [2018-04-13 13:34:40,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-04-13 13:34:40,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 246 transitions. [2018-04-13 13:34:40,322 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 246 transitions. Word has length 73 [2018-04-13 13:34:40,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:40,322 INFO L459 AbstractCegarLoop]: Abstraction has 238 states and 246 transitions. [2018-04-13 13:34:40,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 13:34:40,322 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 246 transitions. [2018-04-13 13:34:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:34:40,323 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:40,323 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 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] [2018-04-13 13:34:40,323 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:40,323 INFO L82 PathProgramCache]: Analyzing trace with hash 45411393, now seen corresponding path program 7 times [2018-04-13 13:34:40,323 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:40,323 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:40,324 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:40,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:40,324 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:40,330 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:40,334 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:40,334 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:40,334 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:40,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:40,370 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:40,372 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 6 treesize of output 5 [2018-04-13 13:34:40,372 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,374 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,374 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:40,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,388 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,388 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 13:34:40,388 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,394 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,394 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:34:40,405 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 13:34:40,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:40,407 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,408 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,419 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 13:34:40,420 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 13:34:40,420 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,422 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,431 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 13:34:40,432 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:42 [2018-04-13 13:34:40,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,494 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 13:34:40,495 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,514 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 13:34:40,514 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:67, output treesize:73 [2018-04-13 13:34:40,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,536 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 54 [2018-04-13 13:34:40,538 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 18 treesize of output 16 [2018-04-13 13:34:40,538 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,566 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,569 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 31 [2018-04-13 13:34:40,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:40,571 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,576 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,594 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 13:34:40,595 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:103, output treesize:84 [2018-04-13 13:34:40,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,684 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 69 [2018-04-13 13:34:40,685 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,708 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 13:34:40,708 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:121, output treesize:120 [2018-04-13 13:34:40,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 13:34:40,747 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 16 treesize of output 15 [2018-04-13 13:34:40,747 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,762 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,795 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 115 treesize of output 110 [2018-04-13 13:34:40,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:40,797 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,810 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,832 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 13:34:40,832 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:166, output treesize:124 [2018-04-13 13:34:40,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:40,958 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:40,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 55 treesize of output 50 [2018-04-13 13:34:40,962 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:40,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:34:40,963 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,974 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:40,974 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:34:40,974 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:40,980 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:41,030 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 13:34:41,031 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:159, output treesize:117 [2018-04-13 13:34:41,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:41,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:41,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:41,131 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:41,131 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:41,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:41,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 91 [2018-04-13 13:34:41,147 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:41,152 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 49 treesize of output 39 [2018-04-13 13:34:41,152 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 13:34:41,171 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:41,171 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 13:34:41,171 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 13:34:41,174 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:41,178 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 35 treesize of output 38 [2018-04-13 13:34:41,178 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 13:34:41,204 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:41,204 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 13 treesize of output 9 [2018-04-13 13:34:41,204 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:41,223 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 13:34:41,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 9 dim-0 vars, and 3 xjuncts. [2018-04-13 13:34:41,254 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:124, output treesize:100 [2018-04-13 13:34:41,350 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 43 refuted. 7 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:41,350 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:41,351 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 13:34:41,351 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 13:34:41,351 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 13:34:41,351 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=389, Unknown=7, NotChecked=0, Total=462 [2018-04-13 13:34:41,351 INFO L87 Difference]: Start difference. First operand 238 states and 246 transitions. Second operand 22 states. [2018-04-13 13:34:43,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:43,583 INFO L93 Difference]: Finished difference Result 312 states and 322 transitions. [2018-04-13 13:34:43,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:34:43,583 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 73 [2018-04-13 13:34:43,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:43,584 INFO L225 Difference]: With dead ends: 312 [2018-04-13 13:34:43,584 INFO L226 Difference]: Without dead ends: 312 [2018-04-13 13:34:43,585 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 402 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=320, Invalid=1726, Unknown=24, NotChecked=0, Total=2070 [2018-04-13 13:34:43,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2018-04-13 13:34:43,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 258. [2018-04-13 13:34:43,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-04-13 13:34:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 268 transitions. [2018-04-13 13:34:43,586 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 268 transitions. Word has length 73 [2018-04-13 13:34:43,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:43,587 INFO L459 AbstractCegarLoop]: Abstraction has 258 states and 268 transitions. [2018-04-13 13:34:43,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 13:34:43,587 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 268 transitions. [2018-04-13 13:34:43,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:34:43,587 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:43,587 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 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] [2018-04-13 13:34:43,587 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:43,587 INFO L82 PathProgramCache]: Analyzing trace with hash 45411394, now seen corresponding path program 6 times [2018-04-13 13:34:43,587 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:43,588 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:43,588 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:43,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:43,588 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:43,593 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:43,596 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:43,596 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:43,596 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:43,596 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-13 13:34:43,626 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2018-04-13 13:34:43,626 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:43,629 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:43,630 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 6 treesize of output 5 [2018-04-13 13:34:43,631 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,633 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,633 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:43,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:43,655 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,659 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,660 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:34:43,669 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 13:34:43,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:43,671 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,672 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,682 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 13:34:43,684 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 13:34:43,684 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,685 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,690 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 13:34:43,690 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:30 [2018-04-13 13:34:43,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,740 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 13:34:43,740 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,747 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,747 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:40 [2018-04-13 13:34:43,763 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 26 treesize of output 31 [2018-04-13 13:34:43,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:43,764 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,768 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 44 [2018-04-13 13:34:43,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 20 [2018-04-13 13:34:43,783 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,787 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,796 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 13:34:43,796 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:64, output treesize:69 [2018-04-13 13:34:43,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:43,862 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,876 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 13:34:43,877 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,888 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,888 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:120, output treesize:112 [2018-04-13 13:34:43,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,916 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 184 treesize of output 180 [2018-04-13 13:34:43,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-13 13:34:43,917 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,926 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,943 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,944 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:43,944 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 187 [2018-04-13 13:34:43,946 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 79 treesize of output 76 [2018-04-13 13:34:43,946 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,957 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:43,965 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 13:34:43,965 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:200, output treesize:170 [2018-04-13 13:34:44,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:44,071 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:44,080 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 13:34:44,080 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:186, output treesize:181 [2018-04-13 13:34:44,172 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:44,173 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:44,173 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:44,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:44,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:44,175 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:44,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:44,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:44,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:44,177 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 199 [2018-04-13 13:34:44,182 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:44,192 INFO L477 Elim1Store]: Elim1 applied some 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 4 new quantified variables, introduced 5 case distinctions, treesize of input 77 treesize of output 97 [2018-04-13 13:34:44,194 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 13:34:44,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 75 [2018-04-13 13:34:44,220 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 13:34:44,229 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:44,230 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 46 [2018-04-13 13:34:44,230 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 13:34:44,239 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 13:34:44,253 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 52 treesize of output 46 [2018-04-13 13:34:44,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:44,255 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:44,261 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:44,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:34:44,261 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:44,266 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:44,267 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 11 treesize of output 7 [2018-04-13 13:34:44,267 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:44,269 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:44,277 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 13:34:44,277 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:223, output treesize:9 [2018-04-13 13:34:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:44,337 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:44,337 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 13:34:44,337 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 13:34:44,338 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 13:34:44,338 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=499, Unknown=0, NotChecked=0, Total=552 [2018-04-13 13:34:44,338 INFO L87 Difference]: Start difference. First operand 258 states and 268 transitions. Second operand 24 states. [2018-04-13 13:34:46,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:46,512 INFO L93 Difference]: Finished difference Result 350 states and 361 transitions. [2018-04-13 13:34:46,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:34:46,513 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 73 [2018-04-13 13:34:46,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:46,514 INFO L225 Difference]: With dead ends: 350 [2018-04-13 13:34:46,514 INFO L226 Difference]: Without dead ends: 350 [2018-04-13 13:34:46,514 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=268, Invalid=1894, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 13:34:46,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2018-04-13 13:34:46,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 250. [2018-04-13 13:34:46,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-04-13 13:34:46,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 259 transitions. [2018-04-13 13:34:46,517 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 259 transitions. Word has length 73 [2018-04-13 13:34:46,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:46,517 INFO L459 AbstractCegarLoop]: Abstraction has 250 states and 259 transitions. [2018-04-13 13:34:46,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 13:34:46,517 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 259 transitions. [2018-04-13 13:34:46,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:34:46,518 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:46,518 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, 1, 1, 1, 1, 1, 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 13:34:46,518 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:46,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1831858050, now seen corresponding path program 3 times [2018-04-13 13:34:46,518 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:46,518 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:46,519 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:46,519 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:46,519 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:46,524 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:46,527 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:46,527 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:46,528 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:46,528 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:34:46,578 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:34:46,578 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:46,582 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:46,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:46,592 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,595 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,595 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:46,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,615 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 13:34:46,615 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,624 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,624 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:34:46,640 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 13:34:46,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:46,643 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,661 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 13:34:46,663 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 13:34:46,663 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,665 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,677 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 13:34:46,677 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:42 [2018-04-13 13:34:46,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:46,721 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,739 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 13:34:46,739 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,753 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 13:34:46,754 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:67, output treesize:59 [2018-04-13 13:34:46,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,773 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 31 [2018-04-13 13:34:46,775 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 12 treesize of output 11 [2018-04-13 13:34:46,775 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,781 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,803 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 56 [2018-04-13 13:34:46,805 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 18 treesize of output 16 [2018-04-13 13:34:46,805 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,813 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,828 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 13:34:46,828 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:81, output treesize:74 [2018-04-13 13:34:46,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2018-04-13 13:34:46,891 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,906 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 13:34:46,906 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:97, output treesize:80 [2018-04-13 13:34:46,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:46,929 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,944 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 13:34:46,945 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:86, output treesize:85 [2018-04-13 13:34:46,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:46,977 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 94 treesize of output 89 [2018-04-13 13:34:46,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:46,979 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:46,988 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:47,016 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 78 [2018-04-13 13:34:47,018 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 13:34:47,018 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,025 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,045 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 13:34:47,045 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:131, output treesize:89 [2018-04-13 13:34:47,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:47,176 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:47,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 56 treesize of output 55 [2018-04-13 13:34:47,180 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:47,181 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-04-13 13:34:47,181 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 13:34:47,191 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:47,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:34:47,192 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,207 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,219 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 13:34:47,219 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:116, output treesize:78 [2018-04-13 13:34:47,294 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:47,295 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:47,296 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:47,296 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:47,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:47,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 54 [2018-04-13 13:34:47,306 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 19 treesize of output 25 [2018-04-13 13:34:47,307 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,312 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:47,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:34:47,313 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:47,331 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,332 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:47,341 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 13:34:47,341 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:85, output treesize:5 [2018-04-13 13:34:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:47,408 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:47,408 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 13:34:47,409 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 13:34:47,409 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 13:34:47,409 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=449, Unknown=2, NotChecked=0, Total=506 [2018-04-13 13:34:47,409 INFO L87 Difference]: Start difference. First operand 250 states and 259 transitions. Second operand 23 states. [2018-04-13 13:34:49,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:49,555 INFO L93 Difference]: Finished difference Result 325 states and 336 transitions. [2018-04-13 13:34:49,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:34:49,555 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 73 [2018-04-13 13:34:49,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:49,556 INFO L225 Difference]: With dead ends: 325 [2018-04-13 13:34:49,556 INFO L226 Difference]: Without dead ends: 325 [2018-04-13 13:34:49,556 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=347, Invalid=1991, Unknown=14, NotChecked=0, Total=2352 [2018-04-13 13:34:49,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2018-04-13 13:34:49,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 258. [2018-04-13 13:34:49,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-04-13 13:34:49,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 268 transitions. [2018-04-13 13:34:49,558 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 268 transitions. Word has length 73 [2018-04-13 13:34:49,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:49,559 INFO L459 AbstractCegarLoop]: Abstraction has 258 states and 268 transitions. [2018-04-13 13:34:49,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 13:34:49,559 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 268 transitions. [2018-04-13 13:34:49,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-13 13:34:49,559 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:49,559 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, 1, 1, 1, 1, 1, 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 13:34:49,559 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:49,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1831858049, now seen corresponding path program 2 times [2018-04-13 13:34:49,559 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:49,559 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:49,560 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:49,560 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:49,560 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:49,566 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:49,569 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:49,569 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:49,569 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:49,569 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:34:49,591 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:34:49,591 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:49,595 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:49,599 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 13:34:49,599 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,602 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,602 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:49,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:49,626 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,631 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:34:49,655 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 13:34:49,657 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 13:34:49,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,659 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,675 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 13:34:49,676 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 13:34:49,677 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,678 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,690 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 13:34:49,691 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:33 [2018-04-13 13:34:49,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,800 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,800 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 13:34:49,800 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,810 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 13:34:49,810 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:46 [2018-04-13 13:34:49,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,830 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 19 treesize of output 29 [2018-04-13 13:34:49,831 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 18 treesize of output 16 [2018-04-13 13:34:49,831 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,835 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,851 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 26 treesize of output 31 [2018-04-13 13:34:49,852 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 12 treesize of output 11 [2018-04-13 13:34:49,852 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,856 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,867 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 13:34:49,868 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:68, output treesize:61 [2018-04-13 13:34:49,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:49,929 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,944 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 13:34:49,945 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:97, output treesize:96 [2018-04-13 13:34:49,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:49,976 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 13:34:49,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:49,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:49,987 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:50,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:50,012 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 92 [2018-04-13 13:34:50,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:50,013 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,022 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,038 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 13:34:50,038 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:139, output treesize:112 [2018-04-13 13:34:50,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:50,162 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,177 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 13:34:50,177 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:128, output treesize:123 [2018-04-13 13:34:50,276 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 9 treesize of output 7 [2018-04-13 13:34:50,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:34:50,277 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,279 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,301 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 13:34:50,302 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:150, output treesize:141 [2018-04-13 13:34:50,307 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:50,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:50,308 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:50,314 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 124 treesize of output 114 [2018-04-13 13:34:50,317 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,322 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 61 treesize of output 49 [2018-04-13 13:34:50,323 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 13:34:50,353 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:34:50,354 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,375 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,376 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 13:34:50,376 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 13:34:50,377 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,382 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 13:34:50,383 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 13:34:50,418 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 13:34:50,471 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 70 treesize of output 56 [2018-04-13 13:34:50,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:50,473 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:34:50,485 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,498 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:34:50,499 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,507 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,511 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 70 treesize of output 60 [2018-04-13 13:34:50,513 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 13:34:50,513 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,532 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,533 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 16 treesize of output 10 [2018-04-13 13:34:50,533 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,545 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,546 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 11 treesize of output 7 [2018-04-13 13:34:50,546 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,554 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,557 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 70 treesize of output 56 [2018-04-13 13:34:50,559 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,559 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 11 treesize of output 7 [2018-04-13 13:34:50,560 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:34:50,573 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,583 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:50,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:50,584 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,594 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:50,635 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 13:34:50,635 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 8 variables, input treesize:163, output treesize:9 [2018-04-13 13:34:50,712 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:50,712 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:50,713 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 13:34:50,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 13:34:50,713 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 13:34:50,713 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=454, Unknown=1, NotChecked=0, Total=506 [2018-04-13 13:34:50,713 INFO L87 Difference]: Start difference. First operand 258 states and 268 transitions. Second operand 23 states. [2018-04-13 13:34:53,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:53,038 INFO L93 Difference]: Finished difference Result 347 states and 358 transitions. [2018-04-13 13:34:53,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:34:53,038 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 73 [2018-04-13 13:34:53,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:53,039 INFO L225 Difference]: With dead ends: 347 [2018-04-13 13:34:53,039 INFO L226 Difference]: Without dead ends: 347 [2018-04-13 13:34:53,040 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=231, Invalid=1833, Unknown=6, NotChecked=0, Total=2070 [2018-04-13 13:34:53,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-13 13:34:53,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 258. [2018-04-13 13:34:53,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-04-13 13:34:53,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 267 transitions. [2018-04-13 13:34:53,042 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 267 transitions. Word has length 73 [2018-04-13 13:34:53,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:53,042 INFO L459 AbstractCegarLoop]: Abstraction has 258 states and 267 transitions. [2018-04-13 13:34:53,042 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 13:34:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 267 transitions. [2018-04-13 13:34:53,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 13:34:53,043 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:53,043 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1] [2018-04-13 13:34:53,043 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:53,043 INFO L82 PathProgramCache]: Analyzing trace with hash 572161269, now seen corresponding path program 1 times [2018-04-13 13:34:53,043 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:53,043 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:53,044 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:53,044 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:53,044 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:53,054 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:53,057 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:53,057 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:53,057 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:53,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:53,092 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:53,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:53,106 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,110 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,110 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:53,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,135 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,135 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 13:34:53,136 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,139 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,139 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:34:53,148 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 13:34:53,150 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 13:34:53,150 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,151 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,160 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 13:34:53,161 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 8 treesize of output 7 [2018-04-13 13:34:53,161 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,162 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,171 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 13:34:53,171 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:30 [2018-04-13 13:34:53,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,218 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 13:34:53,218 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,232 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 13:34:53,232 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:52, output treesize:50 [2018-04-13 13:34:53,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,255 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 31 [2018-04-13 13:34:53,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:53,256 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,261 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,286 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 38 treesize of output 39 [2018-04-13 13:34:53,288 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 13:34:53,288 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,298 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,317 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 13:34:53,317 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:75, output treesize:53 [2018-04-13 13:34:53,467 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 13:34:53,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16 treesize of output 18 [2018-04-13 13:34:53,472 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:53,478 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:53,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:53,492 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:74, output treesize:120 [2018-04-13 13:34:53,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,618 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 25 treesize of output 31 [2018-04-13 13:34:53,619 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,629 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 13:34:53,629 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:65, output treesize:47 [2018-04-13 13:34:53,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,658 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:53,658 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:53,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-04-13 13:34:53,661 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:53,662 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 0 case distinctions, treesize of input 20 treesize of output 8 [2018-04-13 13:34:53,662 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,666 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:53,666 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 13 treesize of output 9 [2018-04-13 13:34:53,666 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,668 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:53,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:34:53,676 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:54, output treesize:11 [2018-04-13 13:34:53,717 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:34:53,717 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:53,717 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:34:53,717 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 13:34:53,718 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 13:34:53,718 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=331, Unknown=4, NotChecked=0, Total=380 [2018-04-13 13:34:53,718 INFO L87 Difference]: Start difference. First operand 258 states and 267 transitions. Second operand 20 states. [2018-04-13 13:34:54,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:54,657 INFO L93 Difference]: Finished difference Result 275 states and 283 transitions. [2018-04-13 13:34:54,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 13:34:54,657 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 74 [2018-04-13 13:34:54,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:54,658 INFO L225 Difference]: With dead ends: 275 [2018-04-13 13:34:54,658 INFO L226 Difference]: Without dead ends: 275 [2018-04-13 13:34:54,658 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=189, Invalid=929, Unknown=4, NotChecked=0, Total=1122 [2018-04-13 13:34:54,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2018-04-13 13:34:54,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 258. [2018-04-13 13:34:54,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-04-13 13:34:54,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 266 transitions. [2018-04-13 13:34:54,660 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 266 transitions. Word has length 74 [2018-04-13 13:34:54,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:54,660 INFO L459 AbstractCegarLoop]: Abstraction has 258 states and 266 transitions. [2018-04-13 13:34:54,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 13:34:54,660 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 266 transitions. [2018-04-13 13:34:54,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-13 13:34:54,661 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:54,661 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2018-04-13 13:34:54,661 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:54,661 INFO L82 PathProgramCache]: Analyzing trace with hash -137175235, now seen corresponding path program 2 times [2018-04-13 13:34:54,661 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:54,661 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:54,662 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:54,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:34:54,662 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:54,667 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:54,669 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:54,669 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:54,669 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:54,670 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:34:54,691 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:34:54,691 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:54,694 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:54,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:54,697 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,699 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,699 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:54,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:54,716 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:54,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:34:54,716 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,721 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,722 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-13 13:34:54,732 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 13:34:54,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:54,733 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,734 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,742 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 13:34:54,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:34:54,743 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,744 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,751 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 13:34:54,751 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:39, output treesize:28 [2018-04-13 13:34:54,785 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 13:34:54,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:54,787 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,790 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-13 13:34:54,801 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 12 treesize of output 11 [2018-04-13 13:34:54,801 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,804 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,812 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 13:34:54,812 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:63, output treesize:25 [2018-04-13 13:34:54,838 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 13:34:54,839 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:54,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:34:54,840 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,841 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:54,846 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 13:34:54,846 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:25 [2018-04-13 13:34:54,954 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 13:34:54,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:54,959 INFO L477 Elim1Store]: Elim1 did not use 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 23 [2018-04-13 13:34:54,959 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 13:34:54,966 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:54,974 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 2 xjuncts. [2018-04-13 13:34:54,974 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:39, output treesize:26 [2018-04-13 13:34:55,032 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 13:34:55,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 13:34:55,035 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:55,037 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:34:55,038 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 13:34:55,038 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:10 [2018-04-13 13:34:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:55,114 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:55,114 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 13:34:55,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 13:34:55,114 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 13:34:55,114 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=497, Unknown=2, NotChecked=0, Total=552 [2018-04-13 13:34:55,115 INFO L87 Difference]: Start difference. First operand 258 states and 266 transitions. Second operand 24 states. [2018-04-13 13:34:56,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:34:56,144 INFO L93 Difference]: Finished difference Result 281 states and 287 transitions. [2018-04-13 13:34:56,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 13:34:56,144 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 74 [2018-04-13 13:34:56,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:34:56,145 INFO L225 Difference]: With dead ends: 281 [2018-04-13 13:34:56,145 INFO L226 Difference]: Without dead ends: 278 [2018-04-13 13:34:56,145 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=271, Invalid=1888, Unknown=3, NotChecked=0, Total=2162 [2018-04-13 13:34:56,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-04-13 13:34:56,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 258. [2018-04-13 13:34:56,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-04-13 13:34:56,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 265 transitions. [2018-04-13 13:34:56,147 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 265 transitions. Word has length 74 [2018-04-13 13:34:56,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:34:56,147 INFO L459 AbstractCegarLoop]: Abstraction has 258 states and 265 transitions. [2018-04-13 13:34:56,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 13:34:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 265 transitions. [2018-04-13 13:34:56,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-13 13:34:56,148 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:34:56,148 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-13 13:34:56,148 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:34:56,148 INFO L82 PathProgramCache]: Analyzing trace with hash 546000061, now seen corresponding path program 8 times [2018-04-13 13:34:56,148 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:34:56,148 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:34:56,148 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:56,149 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:34:56,149 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:34:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:34:56,160 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:34:56,164 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:34:56,164 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:34:56,164 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:34:56,165 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:34:56,196 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:34:56,196 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:34:56,200 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:34:56,213 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 6 treesize of output 5 [2018-04-13 13:34:56,213 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,215 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,215 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:34:56,224 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 13:34:56,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:56,225 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,226 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,230 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,230 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2018-04-13 13:34:56,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:34:56,246 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,260 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 13:34:56,260 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,270 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,270 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:36 [2018-04-13 13:34:56,287 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 13:34:56,290 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 14 [2018-04-13 13:34:56,290 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,293 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,302 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 13:34:56,302 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:47, output treesize:41 [2018-04-13 13:34:56,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,360 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 13:34:56,360 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,373 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,375 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 13:34:56,375 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,386 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,386 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:75 [2018-04-13 13:34:56,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,412 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 64 treesize of output 74 [2018-04-13 13:34:56,414 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 18 treesize of output 16 [2018-04-13 13:34:56,414 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,421 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,432 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 13:34:56,432 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:82 [2018-04-13 13:34:56,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,505 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 13:34:56,505 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,528 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 40 treesize of output 75 [2018-04-13 13:34:56,528 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,546 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 13:34:56,546 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:123, output treesize:140 [2018-04-13 13:34:56,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,583 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 126 treesize of output 134 [2018-04-13 13:34:56,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:34:56,585 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,659 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 13:34:56,659 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:156, output treesize:144 [2018-04-13 13:34:56,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,758 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 195 [2018-04-13 13:34:56,762 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 152 [2018-04-13 13:34:56,804 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,841 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 13:34:56,841 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:225, output treesize:258 [2018-04-13 13:34:56,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:56,898 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 249 treesize of output 187 [2018-04-13 13:34:56,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 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 13:34:56,900 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,922 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:34:56,952 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 13:34:56,952 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:278, output treesize:355 [2018-04-13 13:34:57,119 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 79 treesize of output 146 [2018-04-13 13:34:57,120 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:57,148 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 13:34:57,148 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:366, output treesize:282 [2018-04-13 13:34:57,190 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:57,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:34:57,194 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 284 treesize of output 131 [2018-04-13 13:34:57,198 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 42 [2018-04-13 13:34:57,199 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 13:34:57,222 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 57 treesize of output 47 [2018-04-13 13:34:57,223 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 13:34:57,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 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 13:34:57,225 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 13:34:57,248 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:57,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 61 [2018-04-13 13:34:57,249 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:34:57,250 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:34:57,255 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 79 treesize of output 73 [2018-04-13 13:34:57,256 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 13:34:57,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 65 [2018-04-13 13:34:57,294 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 13:34:57,295 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 77 treesize of output 65 [2018-04-13 13:34:57,296 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 13:34:57,324 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:57,360 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-13 13:34:57,360 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:301, output treesize:141 [2018-04-13 13:34:57,557 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:34:57,557 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:34:57,557 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 13:34:57,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 13:34:57,558 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 13:34:57,558 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=618, Unknown=0, NotChecked=0, Total=702 [2018-04-13 13:34:57,558 INFO L87 Difference]: Start difference. First operand 258 states and 265 transitions. Second operand 27 states. [2018-04-13 13:35:08,022 WARN L151 SmtUtils]: Spent 2052ms on a formula simplification. DAG size of input: 92 DAG size of output 90 [2018-04-13 13:35:09,279 WARN L151 SmtUtils]: Spent 439ms on a formula simplification. DAG size of input: 168 DAG size of output 126 [2018-04-13 13:35:09,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:35:09,875 INFO L93 Difference]: Finished difference Result 324 states and 333 transitions. [2018-04-13 13:35:09,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 13:35:09,875 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 75 [2018-04-13 13:35:09,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:35:09,876 INFO L225 Difference]: With dead ends: 324 [2018-04-13 13:35:09,876 INFO L226 Difference]: Without dead ends: 324 [2018-04-13 13:35:09,877 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=327, Invalid=2428, Unknown=1, NotChecked=0, Total=2756 [2018-04-13 13:35:09,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2018-04-13 13:35:09,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 275. [2018-04-13 13:35:09,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-13 13:35:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 284 transitions. [2018-04-13 13:35:09,879 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 284 transitions. Word has length 75 [2018-04-13 13:35:09,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:35:09,879 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 284 transitions. [2018-04-13 13:35:09,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 13:35:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 284 transitions. [2018-04-13 13:35:09,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-13 13:35:09,880 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:35:09,880 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-04-13 13:35:09,880 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:35:09,880 INFO L82 PathProgramCache]: Analyzing trace with hash 546000062, now seen corresponding path program 7 times [2018-04-13 13:35:09,880 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:35:09,880 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:35:09,880 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:35:09,880 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:35:09,880 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:35:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:35:09,888 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:35:09,891 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:35:09,891 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:35:09,891 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:35:09,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:35:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:35:09,917 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:35:09,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:35:09,922 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,923 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,923 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:35:09,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:09,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:09,936 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 13:35:09,937 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:35:09,944 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,950 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:35:09,961 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 13:35:09,963 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 8 treesize of output 7 [2018-04-13 13:35:09,963 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,964 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,976 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 13:35:09,977 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 13:35:09,977 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,978 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:09,988 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 13:35:09,988 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:51 [2018-04-13 13:35:10,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,038 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 13:35:10,038 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,060 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 13:35:10,060 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,078 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 13:35:10,078 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:82, output treesize:87 [2018-04-13 13:35:10,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,114 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 63 [2018-04-13 13:35:10,118 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 18 treesize of output 16 [2018-04-13 13:35:10,118 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,131 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,176 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,179 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 31 [2018-04-13 13:35:10,181 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 12 treesize of output 11 [2018-04-13 13:35:10,181 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,186 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,209 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 13:35:10,209 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:117, output treesize:102 [2018-04-13 13:35:10,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,307 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,307 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 13:35:10,307 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,346 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 13:35:10,347 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,396 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 13:35:10,396 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:154, output treesize:171 [2018-04-13 13:35:10,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 163 [2018-04-13 13:35:10,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-04-13 13:35:10,441 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,466 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,502 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,509 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 48 treesize of output 73 [2018-04-13 13:35:10,511 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 16 treesize of output 15 [2018-04-13 13:35:10,511 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,521 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,552 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 13:35:10,552 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:201, output treesize:158 [2018-04-13 13:35:10,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 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 13:35:10,668 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,737 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,738 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 144 [2018-04-13 13:35:10,738 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,774 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 1 xjuncts. [2018-04-13 13:35:10,774 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:221, output treesize:211 [2018-04-13 13:35:10,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,810 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 206 [2018-04-13 13:35:10,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 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 13:35:10,818 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,845 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,880 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:10,885 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 101 [2018-04-13 13:35:10,887 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 13:35:10,887 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,896 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:10,927 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:35:10,927 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:266, output treesize:276 [2018-04-13 13:35:10,995 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 5 treesize of output 1 [2018-04-13 13:35:10,995 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:11,022 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 13:35:11,022 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:281, output treesize:276 [2018-04-13 13:35:11,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:11,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:11,158 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:35:11,159 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:11,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:11,160 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:11,162 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:11,164 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 280 treesize of output 176 [2018-04-13 13:35:11,167 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:35:11,180 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 4 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 67 [2018-04-13 13:35:11,182 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 13:35:11,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 50 [2018-04-13 13:35:11,220 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 13:35:11,244 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:35:11,244 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 61 treesize of output 48 [2018-04-13 13:35:11,245 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 13:35:11,269 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 13:35:11,269 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 13:35:11,290 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 13:35:11,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 36 treesize of output 30 [2018-04-13 13:35:11,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:35:11,329 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:11,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:35:11,335 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:11,338 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:11,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:35:11,370 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:315, output treesize:51 [2018-04-13 13:35:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 46 refuted. 9 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:35:11,483 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:35:11,483 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 13:35:11,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 13:35:11,483 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 13:35:11,483 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=525, Unknown=8, NotChecked=0, Total=600 [2018-04-13 13:35:11,484 INFO L87 Difference]: Start difference. First operand 275 states and 284 transitions. Second operand 25 states. [2018-04-13 13:35:15,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:35:15,980 INFO L93 Difference]: Finished difference Result 403 states and 414 transitions. [2018-04-13 13:35:15,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:35:15,981 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 75 [2018-04-13 13:35:15,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:35:15,982 INFO L225 Difference]: With dead ends: 403 [2018-04-13 13:35:15,982 INFO L226 Difference]: Without dead ends: 403 [2018-04-13 13:35:15,982 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 52 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=308, Invalid=2213, Unknown=29, NotChecked=0, Total=2550 [2018-04-13 13:35:15,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-04-13 13:35:15,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 267. [2018-04-13 13:35:15,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-04-13 13:35:15,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 275 transitions. [2018-04-13 13:35:15,984 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 275 transitions. Word has length 75 [2018-04-13 13:35:15,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:35:15,984 INFO L459 AbstractCegarLoop]: Abstraction has 267 states and 275 transitions. [2018-04-13 13:35:15,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 13:35:15,985 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 275 transitions. [2018-04-13 13:35:15,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-13 13:35:15,985 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:35:15,985 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:35:15,985 INFO L408 AbstractCegarLoop]: === Iteration 47 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:35:15,985 INFO L82 PathProgramCache]: Analyzing trace with hash -1331269382, now seen corresponding path program 4 times [2018-04-13 13:35:15,985 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:35:15,985 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:35:15,986 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:35:15,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:35:15,986 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:35:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:35:15,996 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:35:15,999 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:35:15,999 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:35:15,999 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:35:16,000 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:35:16,027 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:35:16,028 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:35:16,030 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:35:16,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:35:16,032 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,034 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,034 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:35:16,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,046 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 13:35:16,046 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,051 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,051 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:35:16,062 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 13:35:16,063 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 13:35:16,063 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,064 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,074 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 13:35:16,075 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 8 treesize of output 7 [2018-04-13 13:35:16,075 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,076 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,084 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 13:35:16,084 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 13:35:16,118 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 13:35:16,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:35:16,119 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,120 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,130 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 13:35:16,130 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:71, output treesize:66 [2018-04-13 13:35:16,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,149 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 13:35:16,149 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,163 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 13:35:16,163 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:83 [2018-04-13 13:35:16,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,184 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 31 [2018-04-13 13:35:16,186 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 12 treesize of output 15 [2018-04-13 13:35:16,186 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,192 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,212 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 72 treesize of output 82 [2018-04-13 13:35:16,214 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 18 treesize of output 20 [2018-04-13 13:35:16,214 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,223 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,237 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 13:35:16,237 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:113, output treesize:99 [2018-04-13 13:35:16,297 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,300 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 31 treesize of output 48 [2018-04-13 13:35:16,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:35:16,301 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,305 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,317 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 13:35:16,317 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:129, output treesize:137 [2018-04-13 13:35:16,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,346 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 43 treesize of output 115 [2018-04-13 13:35:16,346 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,367 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 13:35:16,367 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:148, output treesize:170 [2018-04-13 13:35:16,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 142 [2018-04-13 13:35:16,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:35:16,401 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,413 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,443 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 135 treesize of output 147 [2018-04-13 13:35:16,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 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 13:35:16,445 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,459 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,480 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 13:35:16,480 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:192, output treesize:162 [2018-04-13 13:35:16,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,580 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,585 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 52 treesize of output 109 [2018-04-13 13:35:16,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 25 [2018-04-13 13:35:16,587 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,594 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,614 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 13:35:16,615 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:256, output treesize:247 [2018-04-13 13:35:16,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,669 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 77 treesize of output 143 [2018-04-13 13:35:16,675 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 42 treesize of output 25 [2018-04-13 13:35:16,675 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,684 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,705 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 13:35:16,705 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:260, output treesize:247 [2018-04-13 13:35:16,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,753 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 48 treesize of output 184 [2018-04-13 13:35:16,754 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,788 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 13:35:16,788 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:258, output treesize:284 [2018-04-13 13:35:16,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,840 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 63 treesize of output 188 [2018-04-13 13:35:16,841 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,877 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 233 treesize of output 234 [2018-04-13 13:35:16,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:35:16,879 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,897 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:16,934 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 234 treesize of output 197 [2018-04-13 13:35:16,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 13:35:16,938 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,957 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:16,981 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 13:35:16,981 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:311, output treesize:243 [2018-04-13 13:35:17,053 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 274 [2018-04-13 13:35:17,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:35:17,055 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:17,065 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:17,088 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 13:35:17,088 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:373, output treesize:349 [2018-04-13 13:35:17,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:17,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:17,185 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 340 treesize of output 169 [2018-04-13 13:35:17,187 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 46 treesize of output 36 [2018-04-13 13:35:17,187 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 13:35:17,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 34 [2018-04-13 13:35:17,207 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 13:35:17,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 28 [2018-04-13 13:35:17,225 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 13:35:17,242 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:35:17,242 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 45 treesize of output 33 [2018-04-13 13:35:17,243 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:17,258 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 13:35:17,281 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 28 treesize of output 22 [2018-04-13 13:35:17,283 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:35:17,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:35:17,284 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:17,287 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:17,306 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2018-04-13 13:35:17,307 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 8 variables, input treesize:366, output treesize:62 [2018-04-13 13:35:17,381 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 44 treesize of output 58 [2018-04-13 13:35:17,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:35:17,382 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:17,392 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:35:17,392 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:17,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 13:35:17,399 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:35:17,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:35:17,403 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:17,406 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:35:17,413 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:35:17,413 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:71, output treesize:18 [2018-04-13 13:35:17,501 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 36 refuted. 9 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:35:17,501 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:35:17,501 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 13:35:17,501 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 13:35:17,501 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 13:35:17,502 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=726, Unknown=52, NotChecked=0, Total=870 [2018-04-13 13:35:17,502 INFO L87 Difference]: Start difference. First operand 267 states and 275 transitions. Second operand 30 states. [2018-04-13 13:35:20,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:35:20,417 INFO L93 Difference]: Finished difference Result 336 states and 345 transitions. [2018-04-13 13:35:20,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-13 13:35:20,418 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 75 [2018-04-13 13:35:20,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:35:20,418 INFO L225 Difference]: With dead ends: 336 [2018-04-13 13:35:20,418 INFO L226 Difference]: Without dead ends: 331 [2018-04-13 13:35:20,419 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 822 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=391, Invalid=3098, Unknown=171, NotChecked=0, Total=3660 [2018-04-13 13:35:20,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2018-04-13 13:35:20,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 267. [2018-04-13 13:35:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-04-13 13:35:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 274 transitions. [2018-04-13 13:35:20,421 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 274 transitions. Word has length 75 [2018-04-13 13:35:20,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:35:20,421 INFO L459 AbstractCegarLoop]: Abstraction has 267 states and 274 transitions. [2018-04-13 13:35:20,421 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 13:35:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 274 transitions. [2018-04-13 13:35:20,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 13:35:20,421 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:35:20,421 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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 13:35:20,421 INFO L408 AbstractCegarLoop]: === Iteration 48 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:35:20,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1387704191, now seen corresponding path program 9 times [2018-04-13 13:35:20,422 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:35:20,422 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:35:20,422 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:35:20,422 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:35:20,422 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:35:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:35:20,430 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:35:20,432 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:35:20,432 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:35:20,432 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:35:20,432 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:35:20,460 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-13 13:35:20,461 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:35:20,463 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:35:20,466 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 6 treesize of output 5 [2018-04-13 13:35:20,467 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,469 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,469 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:35:20,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,486 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 13:35:20,486 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,492 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:35:20,518 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 13:35:20,520 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 13:35:20,520 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,521 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,532 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 13:35:20,533 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-13 13:35:20,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,586 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 13:35:20,586 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,603 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 13:35:20,603 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:50, output treesize:56 [2018-04-13 13:35:20,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,629 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 44 treesize of output 45 [2018-04-13 13:35:20,631 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 13:35:20,632 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,640 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,652 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 13:35:20,652 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:64 [2018-04-13 13:35:20,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,709 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 13:35:20,709 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,723 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 13:35:20,723 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:95, output treesize:113 [2018-04-13 13:35:20,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,748 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 101 treesize of output 97 [2018-04-13 13:35:20,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:35:20,749 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,773 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 13:35:20,773 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:124, output treesize:113 [2018-04-13 13:35:20,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,848 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,849 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,849 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 13:35:20,850 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,875 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 13:35:20,875 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:176, output treesize:210 [2018-04-13 13:35:20,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:20,915 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 198 treesize of output 161 [2018-04-13 13:35:20,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 13:35:20,917 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,934 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:20,955 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 13:35:20,955 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:221, output treesize:206 [2018-04-13 13:35:21,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:21,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:21,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:21,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:21,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:21,154 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:35:21,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 353 [2018-04-13 13:35:21,155 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:21,188 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 13:35:21,188 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:305, output treesize:359 [2018-04-13 13:35:21,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 360 treesize of output 209 [2018-04-13 13:35:21,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 24 treesize of output 23 [2018-04-13 13:35:21,246 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:21,271 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:35:21,303 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 13:35:21,304 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:383, output treesize:460 [2018-04-13 13:35:21,401 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 9 new quantified variables, introduced 0 case distinctions, treesize of input 453 treesize of output 171 [2018-04-13 13:35:21,403 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 13:35:21,403 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 13:35:21,426 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:35:21,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 35 [2018-04-13 13:35:21,427 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:35:21,449 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 42 treesize of output 30 [2018-04-13 13:35:21,449 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 13:35:21,471 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 40 treesize of output 28 [2018-04-13 13:35:21,471 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 13:35:21,492 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 38 treesize of output 26 [2018-04-13 13:35:21,492 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 13:35:21,520 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:35:21,544 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 13:35:21,544 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:464, output treesize:91 [2018-04-13 13:35:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:35:24,575 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:35:24,575 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 13:35:24,575 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 13:35:24,575 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 13:35:24,575 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=570, Unknown=1, NotChecked=0, Total=650 [2018-04-13 13:35:24,575 INFO L87 Difference]: Start difference. First operand 267 states and 274 transitions. Second operand 26 states. [2018-04-13 13:35:59,868 WARN L148 SmtUtils]: Spent 232ms on a formula simplification that was a NOOP. DAG size: 104 [2018-04-13 13:36:13,294 WARN L151 SmtUtils]: Spent 3934ms on a formula simplification. DAG size of input: 110 DAG size of output 108 [2018-04-13 13:36:20,161 WARN L151 SmtUtils]: Spent 2737ms on a formula simplification. DAG size of input: 187 DAG size of output 82 [2018-04-13 13:36:21,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:36:21,324 INFO L93 Difference]: Finished difference Result 347 states and 356 transitions. [2018-04-13 13:36:21,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 13:36:21,324 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 77 [2018-04-13 13:36:21,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:36:21,325 INFO L225 Difference]: With dead ends: 347 [2018-04-13 13:36:21,325 INFO L226 Difference]: Without dead ends: 347 [2018-04-13 13:36:21,325 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 50 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 605 ImplicationChecksByTransitivity, 32.5s TimeCoverageRelationStatistics Valid=319, Invalid=2328, Unknown=5, NotChecked=0, Total=2652 [2018-04-13 13:36:21,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-13 13:36:21,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 298. [2018-04-13 13:36:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2018-04-13 13:36:21,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 307 transitions. [2018-04-13 13:36:21,327 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 307 transitions. Word has length 77 [2018-04-13 13:36:21,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:36:21,328 INFO L459 AbstractCegarLoop]: Abstraction has 298 states and 307 transitions. [2018-04-13 13:36:21,328 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 13:36:21,328 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 307 transitions. [2018-04-13 13:36:21,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-13 13:36:21,328 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:36:21,328 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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 13:36:21,328 INFO L408 AbstractCegarLoop]: === Iteration 49 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:36:21,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1387704190, now seen corresponding path program 8 times [2018-04-13 13:36:21,328 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:36:21,328 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:36:21,329 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:21,329 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:36:21,329 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:36:21,337 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:36:21,339 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:36:21,339 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:36:21,339 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:36:21,340 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:36:21,369 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:36:21,369 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:36:21,372 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:36:21,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:21,376 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,378 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,378 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:36:21,394 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 6 treesize of output 5 [2018-04-13 13:36:21,394 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,405 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 13:36:21,405 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,411 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,411 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:36:21,422 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 13:36:21,423 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 13:36:21,424 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,425 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,434 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 13:36:21,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:36:21,435 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,436 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,444 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 13:36:21,444 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:48 [2018-04-13 13:36:21,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 13:36:21,488 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,501 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 13:36:21,501 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,510 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,511 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:71 [2018-04-13 13:36:21,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,532 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 24 [2018-04-13 13:36:21,533 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 12 treesize of output 11 [2018-04-13 13:36:21,533 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,536 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,552 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 65 [2018-04-13 13:36:21,557 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 13:36:21,557 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,564 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,576 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 13:36:21,576 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:98, output treesize:83 [2018-04-13 13:36:21,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,639 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 13:36:21,639 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,659 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,662 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 13:36:21,662 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,679 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 13:36:21,679 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:124, output treesize:141 [2018-04-13 13:36:21,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,711 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 13:36:21,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:21,713 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,717 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,745 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 138 treesize of output 126 [2018-04-13 13:36:21,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 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 13:36:21,747 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,761 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,781 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 13:36:21,781 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:163, output treesize:161 [2018-04-13 13:36:21,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,873 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 13:36:21,873 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,905 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 13:36:21,905 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,933 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 13:36:21,933 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:222, output treesize:255 [2018-04-13 13:36:21,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:21,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 13:36:21,986 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 20 treesize of output 19 [2018-04-13 13:36:21,986 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:21,990 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,033 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 256 treesize of output 199 [2018-04-13 13:36:22,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 13:36:22,035 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,059 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,088 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 13:36:22,088 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:277, output treesize:255 [2018-04-13 13:36:22,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 14 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 266 [2018-04-13 13:36:22,220 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,261 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:22,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 268 [2018-04-13 13:36:22,263 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,292 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 1 xjuncts. [2018-04-13 13:36:22,292 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:366, output treesize:355 [2018-04-13 13:36:22,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 403 treesize of output 228 [2018-04-13 13:36:22,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 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 13:36:22,348 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,381 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-13 13:36:22,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:22,421 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,425 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,458 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:36:22,459 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:422, output treesize:456 [2018-04-13 13:36:22,553 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 8 new quantified variables, introduced 0 case distinctions, treesize of input 453 treesize of output 166 [2018-04-13 13:36:22,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:36:22,555 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 13:36:22,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2018-04-13 13:36:22,579 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 13:36:22,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2018-04-13 13:36:22,603 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 13:36:22,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 28 [2018-04-13 13:36:22,625 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-04-13 13:36:22,644 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 13:36:22,663 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:36:22,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 11 [2018-04-13 13:36:22,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:36:22,685 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,687 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:22,706 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 13:36:22,706 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:467, output treesize:69 [2018-04-13 13:36:22,812 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:36:22,813 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:36:22,813 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 13:36:22,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 13:36:22,813 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 13:36:22,813 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=576, Unknown=0, NotChecked=0, Total=650 [2018-04-13 13:36:22,813 INFO L87 Difference]: Start difference. First operand 298 states and 307 transitions. Second operand 26 states. [2018-04-13 13:36:25,840 WARN L151 SmtUtils]: Spent 749ms on a formula simplification. DAG size of input: 115 DAG size of output 81 [2018-04-13 13:36:26,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:36:26,537 INFO L93 Difference]: Finished difference Result 385 states and 395 transitions. [2018-04-13 13:36:26,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:36:26,538 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 77 [2018-04-13 13:36:26,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:36:26,538 INFO L225 Difference]: With dead ends: 385 [2018-04-13 13:36:26,539 INFO L226 Difference]: Without dead ends: 385 [2018-04-13 13:36:26,539 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 50 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=309, Invalid=2340, Unknown=3, NotChecked=0, Total=2652 [2018-04-13 13:36:26,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2018-04-13 13:36:26,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 287. [2018-04-13 13:36:26,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2018-04-13 13:36:26,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 295 transitions. [2018-04-13 13:36:26,541 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 295 transitions. Word has length 77 [2018-04-13 13:36:26,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:36:26,541 INFO L459 AbstractCegarLoop]: Abstraction has 287 states and 295 transitions. [2018-04-13 13:36:26,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 13:36:26,541 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 295 transitions. [2018-04-13 13:36:26,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-13 13:36:26,542 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:36:26,542 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:36:26,542 INFO L408 AbstractCegarLoop]: === Iteration 50 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:36:26,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1718636056, now seen corresponding path program 1 times [2018-04-13 13:36:26,542 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:36:26,542 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:36:26,543 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:26,543 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:36:26,543 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:36:26,547 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:36:26,550 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:36:26,550 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:36:26,550 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:36:26,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:36:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:36:26,590 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:36:26,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:26,593 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,596 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:36:26,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,610 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 13:36:26,610 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,615 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:36:26,624 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 13:36:26,625 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 13:36:26,625 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,626 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,635 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 13:36:26,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:26,636 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,637 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,643 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 13:36:26,643 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:36 [2018-04-13 13:36:26,653 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 13:36:26,655 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:36:26,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,661 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:44, output treesize:33 [2018-04-13 13:36:26,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,684 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 13:36:26,684 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,687 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,687 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:31 [2018-04-13 13:36:26,698 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,699 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 41 [2018-04-13 13:36:26,700 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 22 treesize of output 24 [2018-04-13 13:36:26,700 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,703 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,707 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 13:36:26,707 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:46, output treesize:35 [2018-04-13 13:36:26,814 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:26,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,815 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 43 treesize of output 38 [2018-04-13 13:36:26,825 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 3 case distinctions, treesize of input 24 treesize of output 41 [2018-04-13 13:36:26,826 INFO L267 ElimStorePlain]: Start of recursive call 3: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 7 xjuncts. [2018-04-13 13:36:26,847 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 10 treesize of output 4 [2018-04-13 13:36:26,847 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 9 [2018-04-13 13:36:26,848 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:36:26,864 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:36:26,864 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:63, output treesize:32 [2018-04-13 13:36:26,894 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,894 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 19 treesize of output 24 [2018-04-13 13:36:26,895 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:26,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:26,906 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 15 treesize of output 18 [2018-04-13 13:36:26,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:26,915 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 3 xjuncts. [2018-04-13 13:36:26,915 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:35, output treesize:38 [2018-04-13 13:36:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:36:26,975 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:36:26,975 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 13:36:26,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 13:36:26,975 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 13:36:26,975 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2018-04-13 13:36:26,975 INFO L87 Difference]: Start difference. First operand 287 states and 295 transitions. Second operand 20 states. [2018-04-13 13:36:27,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:36:27,856 INFO L93 Difference]: Finished difference Result 309 states and 316 transitions. [2018-04-13 13:36:27,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 13:36:27,856 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 78 [2018-04-13 13:36:27,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:36:27,857 INFO L225 Difference]: With dead ends: 309 [2018-04-13 13:36:27,857 INFO L226 Difference]: Without dead ends: 309 [2018-04-13 13:36:27,857 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=191, Invalid=1141, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 13:36:27,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2018-04-13 13:36:27,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 288. [2018-04-13 13:36:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2018-04-13 13:36:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 296 transitions. [2018-04-13 13:36:27,860 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 296 transitions. Word has length 78 [2018-04-13 13:36:27,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:36:27,860 INFO L459 AbstractCegarLoop]: Abstraction has 288 states and 296 transitions. [2018-04-13 13:36:27,860 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 13:36:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 296 transitions. [2018-04-13 13:36:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-13 13:36:27,860 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:36:27,860 INFO L355 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:36:27,860 INFO L408 AbstractCegarLoop]: === Iteration 51 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:36:27,860 INFO L82 PathProgramCache]: Analyzing trace with hash -418133105, now seen corresponding path program 1 times [2018-04-13 13:36:27,861 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:36:27,861 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:36:27,861 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:27,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:36:27,861 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:36:27,867 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:36:27,869 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:36:27,869 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:36:27,869 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:36:27,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:36:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:36:27,910 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:36:27,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:27,923 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:27,924 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:27,924 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 13:36:27,979 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 13:36:27,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:36:27,980 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:27,982 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:27,999 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 13:36:28,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:28,000 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,001 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,013 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 13:36:28,014 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:75, output treesize:64 [2018-04-13 13:36:28,032 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 13:36:28,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:36:28,034 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,035 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,045 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,045 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:72, output treesize:61 [2018-04-13 13:36:28,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:28,104 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:28,105 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 84 [2018-04-13 13:36:28,106 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 22 treesize of output 24 [2018-04-13 13:36:28,106 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,113 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,126 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 13:36:28,126 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:98, output treesize:103 [2018-04-13 13:36:28,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:28,546 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:28,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:28,547 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 80 [2018-04-13 13:36:28,560 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 65 [2018-04-13 13:36:28,562 INFO L267 ElimStorePlain]: Start of recursive call 3: 9 dim-0 vars, End of recursive call: 9 dim-0 vars, and 8 xjuncts. [2018-04-13 13:36:28,617 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:28,617 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 56 treesize of output 46 [2018-04-13 13:36:28,617 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,619 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:28,619 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:28,621 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 62 [2018-04-13 13:36:28,621 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,622 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:28,622 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 60 treesize of output 50 [2018-04-13 13:36:28,623 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:28,625 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:28,629 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 70 treesize of output 66 [2018-04-13 13:36:28,629 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:28,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-13 13:36:28,746 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 4 xjuncts. [2018-04-13 13:36:28,746 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:126, output treesize:268 [2018-04-13 13:36:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:36:29,133 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:36:29,133 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 13:36:29,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 13:36:29,133 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 13:36:29,133 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=541, Unknown=25, NotChecked=0, Total=650 [2018-04-13 13:36:29,134 INFO L87 Difference]: Start difference. First operand 288 states and 296 transitions. Second operand 26 states. [2018-04-13 13:36:30,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:36:30,524 INFO L93 Difference]: Finished difference Result 291 states and 298 transitions. [2018-04-13 13:36:30,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 13:36:30,525 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 81 [2018-04-13 13:36:30,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:36:30,525 INFO L225 Difference]: With dead ends: 291 [2018-04-13 13:36:30,525 INFO L226 Difference]: Without dead ends: 234 [2018-04-13 13:36:30,526 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 52 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=163, Invalid=1133, Unknown=36, NotChecked=0, Total=1332 [2018-04-13 13:36:30,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2018-04-13 13:36:30,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2018-04-13 13:36:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-04-13 13:36:30,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 241 transitions. [2018-04-13 13:36:30,527 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 241 transitions. Word has length 81 [2018-04-13 13:36:30,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:36:30,528 INFO L459 AbstractCegarLoop]: Abstraction has 234 states and 241 transitions. [2018-04-13 13:36:30,528 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 13:36:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 241 transitions. [2018-04-13 13:36:30,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-04-13 13:36:30,528 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:36:30,528 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-13 13:36:30,528 INFO L408 AbstractCegarLoop]: === Iteration 52 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:36:30,528 INFO L82 PathProgramCache]: Analyzing trace with hash -1939749940, now seen corresponding path program 10 times [2018-04-13 13:36:30,528 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:36:30,528 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:36:30,529 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:30,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-13 13:36:30,529 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:36:30,539 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:36:30,542 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:36:30,542 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:36:30,542 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:36:30,543 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:36:30,595 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:36:30,595 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:36:30,599 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:36:30,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:30,613 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,616 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,617 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:36:30,627 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 13:36:30,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:30,629 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,630 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,648 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,649 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2018-04-13 13:36:30,673 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:30,674 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:30,674 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 13:36:30,675 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,687 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,687 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:34 [2018-04-13 13:36:30,703 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 13:36:30,705 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 13:36:30,705 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,706 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,719 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 13:36:30,721 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 14 [2018-04-13 13:36:30,721 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,724 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,733 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 13:36:30,733 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:56, output treesize:39 [2018-04-13 13:36:30,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:30,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:30,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:30,777 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 13:36:30,778 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,790 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,790 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:67 [2018-04-13 13:36:30,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:30,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:30,817 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 44 treesize of output 54 [2018-04-13 13:36:30,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16 [2018-04-13 13:36:30,819 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,827 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:30,846 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 31 [2018-04-13 13:36:30,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:30,848 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,853 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,875 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 13:36:30,875 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:89, output treesize:82 [2018-04-13 13:36:30,949 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 18 [2018-04-13 13:36:30,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:30,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,952 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:30,966 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 13:36:30,966 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:126 [2018-04-13 13:36:30,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,002 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 13:36:31,002 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,020 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 13:36:31,020 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:134, output treesize:126 [2018-04-13 13:36:31,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,049 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,051 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 110 treesize of output 140 [2018-04-13 13:36:31,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 36 [2018-04-13 13:36:31,053 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,067 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,084 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,085 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,089 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 88 [2018-04-13 13:36:31,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:36:31,091 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,100 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,114 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 13:36:31,114 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:148, output treesize:154 [2018-04-13 13:36:31,165 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 13:36:31,166 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 30 treesize of output 29 [2018-04-13 13:36:31,166 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,170 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,183 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 13:36:31,183 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:217, output treesize:193 [2018-04-13 13:36:31,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,327 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,328 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 162 [2018-04-13 13:36:31,331 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,344 INFO L477 Elim1Store]: Elim1 applied some 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 5 new quantified variables, introduced 5 case distinctions, treesize of input 137 treesize of output 139 [2018-04-13 13:36:31,348 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 13:36:31,516 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 112 treesize of output 98 [2018-04-13 13:36:31,517 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 13:36:31,522 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 106 treesize of output 92 [2018-04-13 13:36:31,523 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 13:36:31,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 82 [2018-04-13 13:36:31,525 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 13:36:31,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 102 [2018-04-13 13:36:31,531 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 13:36:31,536 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 116 treesize of output 102 [2018-04-13 13:36:31,537 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:36:31,538 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 100 treesize of output 76 [2018-04-13 13:36:31,539 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 13:36:31,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 98 [2018-04-13 13:36:31,542 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 13:36:31,830 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,830 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-04-13 13:36:31,879 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,882 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,887 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 93 treesize of output 87 [2018-04-13 13:36:31,887 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:31,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,890 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,890 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,892 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 105 treesize of output 99 [2018-04-13 13:36:31,892 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,895 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,900 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 105 treesize of output 99 [2018-04-13 13:36:31,900 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:31,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,902 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 87 treesize of output 75 [2018-04-13 13:36:31,902 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,904 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,909 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 93 treesize of output 87 [2018-04-13 13:36:31,909 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:31,911 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,916 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 101 treesize of output 95 [2018-04-13 13:36:31,916 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:31,919 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,924 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 101 treesize of output 95 [2018-04-13 13:36:31,924 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:31,927 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 91 [2018-04-13 13:36:31,932 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:31,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:31,936 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,937 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 97 treesize of output 91 [2018-04-13 13:36:31,938 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:31,939 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:31,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 75 [2018-04-13 13:36:31,940 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,326 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 13:36:32,578 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 93 treesize of output 77 [2018-04-13 13:36:32,579 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 7 treesize of output 5 [2018-04-13 13:36:32,579 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,596 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:36:32,597 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,609 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:36:32,609 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,619 INFO L267 ElimStorePlain]: Start of recursive call 22: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,622 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 93 treesize of output 77 [2018-04-13 13:36:32,624 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,624 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:36:32,624 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,638 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-13 13:36:32,638 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:36:32,651 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,661 INFO L267 ElimStorePlain]: Start of recursive call 26: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,665 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 93 treesize of output 77 [2018-04-13 13:36:32,666 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,667 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 29 treesize of output 19 [2018-04-13 13:36:32,667 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:36:32,681 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:36:32,692 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,701 INFO L267 ElimStorePlain]: Start of recursive call 30: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,705 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 93 treesize of output 77 [2018-04-13 13:36:32,706 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:36:32,707 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-13 13:36:32,720 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,732 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 13:36:32,732 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,742 INFO L267 ElimStorePlain]: Start of recursive call 34: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,745 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 93 treesize of output 77 [2018-04-13 13:36:32,747 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,748 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 29 treesize of output 19 [2018-04-13 13:36:32,748 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,761 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 5 treesize of output 1 [2018-04-13 13:36:32,761 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,774 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-13 13:36:32,774 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,784 INFO L267 ElimStorePlain]: Start of recursive call 38: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,788 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 93 treesize of output 77 [2018-04-13 13:36:32,790 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:36:32,790 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,805 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-13 13:36:32,806 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,823 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 5 treesize of output 1 [2018-04-13 13:36:32,823 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,833 INFO L267 ElimStorePlain]: Start of recursive call 42: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,837 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 93 treesize of output 77 [2018-04-13 13:36:32,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 5 [2018-04-13 13:36:32,839 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,855 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,855 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:36:32,855 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,869 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:36:32,870 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,880 INFO L267 ElimStorePlain]: Start of recursive call 46: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,884 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 93 treesize of output 77 [2018-04-13 13:36:32,886 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:36:32,886 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,901 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,901 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 29 treesize of output 19 [2018-04-13 13:36:32,902 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:36:32,915 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,925 INFO L267 ElimStorePlain]: Start of recursive call 50: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,929 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 93 treesize of output 77 [2018-04-13 13:36:32,930 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:36:32,931 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,946 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-13 13:36:32,946 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,959 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 13:36:32,959 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,969 INFO L267 ElimStorePlain]: Start of recursive call 54: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,973 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 93 treesize of output 77 [2018-04-13 13:36:32,975 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:32,975 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:36:32,975 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:32,990 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 7 treesize of output 5 [2018-04-13 13:36:32,990 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:33,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:33,003 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 22 treesize of output 14 [2018-04-13 13:36:33,004 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:33,014 INFO L267 ElimStorePlain]: Start of recursive call 58: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:33,018 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 93 treesize of output 77 [2018-04-13 13:36:33,020 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:33,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-13 13:36:33,020 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:33,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:36:33,035 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:33,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:36:33,048 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:33,057 INFO L267 ElimStorePlain]: Start of recursive call 62: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:33,217 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 22 dim-0 vars, and 11 xjuncts. [2018-04-13 13:36:33,217 INFO L202 ElimStorePlain]: Needed 65 recursive calls to eliminate 7 variables, input treesize:228, output treesize:265 [2018-04-13 13:36:33,310 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 13:36:33,314 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 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 13:36:33,314 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:33,318 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 7 treesize of output 1 [2018-04-13 13:36:33,318 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:33,320 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:36:33,324 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:36:33,324 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:33, output treesize:18 [2018-04-13 13:36:33,401 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-13 13:36:33,401 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:36:33,401 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 13:36:33,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 13:36:33,401 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 13:36:33,402 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=573, Unknown=6, NotChecked=0, Total=650 [2018-04-13 13:36:33,402 INFO L87 Difference]: Start difference. First operand 234 states and 241 transitions. Second operand 26 states. [2018-04-13 13:36:35,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:36:35,545 INFO L93 Difference]: Finished difference Result 278 states and 284 transitions. [2018-04-13 13:36:35,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 13:36:35,545 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 82 [2018-04-13 13:36:35,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:36:35,546 INFO L225 Difference]: With dead ends: 278 [2018-04-13 13:36:35,546 INFO L226 Difference]: Without dead ends: 273 [2018-04-13 13:36:35,546 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=344, Invalid=2186, Unknown=20, NotChecked=0, Total=2550 [2018-04-13 13:36:35,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2018-04-13 13:36:35,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 234. [2018-04-13 13:36:35,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-04-13 13:36:35,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 240 transitions. [2018-04-13 13:36:35,548 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 240 transitions. Word has length 82 [2018-04-13 13:36:35,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:36:35,548 INFO L459 AbstractCegarLoop]: Abstraction has 234 states and 240 transitions. [2018-04-13 13:36:35,548 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 13:36:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 240 transitions. [2018-04-13 13:36:35,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-13 13:36:35,548 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:36:35,549 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:36:35,549 INFO L408 AbstractCegarLoop]: === Iteration 53 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:36:35,549 INFO L82 PathProgramCache]: Analyzing trace with hash 2102013648, now seen corresponding path program 11 times [2018-04-13 13:36:35,549 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:36:35,549 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:36:35,549 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:35,549 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:36:35,549 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:36:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:36:35,557 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:36:35,560 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:36:35,560 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:36:35,560 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:36:35,560 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-13 13:36:35,590 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-13 13:36:35,590 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:36:35,593 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:36:35,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:35,594 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,595 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,595 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-13 13:36:35,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 13:36:35,606 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,610 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:14 [2018-04-13 13:36:35,620 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 13:36:35,621 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 13:36:35,621 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,626 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,626 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:21 [2018-04-13 13:36:35,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,643 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 34 [2018-04-13 13:36:35,643 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:36:35,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,662 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,662 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:48, output treesize:41 [2018-04-13 13:36:35,677 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 13:36:35,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:35,679 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,680 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,692 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 19 treesize of output 17 [2018-04-13 13:36:35,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,698 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 14 treesize of output 26 [2018-04-13 13:36:35,698 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:35,707 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:36:35,720 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:36:35,720 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:60, output treesize:111 [2018-04-13 13:36:35,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,836 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,839 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 85 treesize of output 109 [2018-04-13 13:36:35,839 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:35,889 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 92 treesize of output 116 [2018-04-13 13:36:35,889 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,929 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 94 treesize of output 93 [2018-04-13 13:36:35,929 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,964 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 87 treesize of output 86 [2018-04-13 13:36:35,964 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:35,998 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 13:36:35,998 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:178, output treesize:180 [2018-04-13 13:36:36,048 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,051 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 115 [2018-04-13 13:36:36,052 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 12 treesize of output 15 [2018-04-13 13:36:36,052 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,069 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,119 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 105 treesize of output 111 [2018-04-13 13:36:36,120 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 18 treesize of output 20 [2018-04-13 13:36:36,120 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,136 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,180 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 112 treesize of output 117 [2018-04-13 13:36:36,181 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 12 treesize of output 15 [2018-04-13 13:36:36,182 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,199 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,240 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 112 treesize of output 118 [2018-04-13 13:36:36,241 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 18 treesize of output 20 [2018-04-13 13:36:36,241 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,258 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:36:36,292 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:228, output treesize:252 [2018-04-13 13:36:36,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,461 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,461 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,463 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 175 treesize of output 239 [2018-04-13 13:36:36,463 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,526 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,527 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,531 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 182 treesize of output 258 [2018-04-13 13:36:36,532 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,594 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 193 treesize of output 192 [2018-04-13 13:36:36,594 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,657 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 200 treesize of output 199 [2018-04-13 13:36:36,657 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,707 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 13:36:36,707 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:358, output treesize:392 [2018-04-13 13:36:36,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,790 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 229 treesize of output 246 [2018-04-13 13:36:36,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:36,792 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:36,914 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 217 treesize of output 234 [2018-04-13 13:36:36,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:36,916 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:36,948 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 222 [2018-04-13 13:36:37,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-04-13 13:36:37,024 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,056 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,126 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,128 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 213 treesize of output 239 [2018-04-13 13:36:37,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-04-13 13:36:37,131 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,167 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,221 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 13:36:37,221 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:452, output treesize:354 [2018-04-13 13:36:37,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,460 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,461 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,462 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 435 [2018-04-13 13:36:37,467 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,566 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,566 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 271 treesize of output 334 [2018-04-13 13:36:37,566 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,648 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 302 treesize of output 321 [2018-04-13 13:36:37,648 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 270 treesize of output 445 [2018-04-13 13:36:37,734 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,821 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 13:36:37,821 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:536, output treesize:610 [2018-04-13 13:36:37,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:37,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 368 treesize of output 360 [2018-04-13 13:36:37,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:36:37,932 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:37,972 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,074 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,077 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 298 [2018-04-13 13:36:38,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 24 treesize of output 23 [2018-04-13 13:36:38,085 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,124 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 375 treesize of output 367 [2018-04-13 13:36:38,223 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 24 treesize of output 23 [2018-04-13 13:36:38,223 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,260 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 355 treesize of output 305 [2018-04-13 13:36:38,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 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 13:36:38,360 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,405 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,484 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 13:36:38,484 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 13 variables, input treesize:744, output treesize:812 [2018-04-13 13:36:38,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:38,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 418 treesize of output 434 [2018-04-13 13:36:38,877 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,938 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:36:38,939 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:844, output treesize:329 [2018-04-13 13:36:38,991 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 9 treesize of output 7 [2018-04-13 13:36:38,993 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:36:38,993 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:38,994 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:39,018 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 13:36:39,019 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:338, output treesize:329 [2018-04-13 13:36:39,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,100 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 316 treesize of output 274 [2018-04-13 13:36:39,101 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 21 [2018-04-13 13:36:39,102 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:39,121 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 257 treesize of output 222 [2018-04-13 13:36:39,121 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:39,135 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:36:39,158 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 13:36:39,159 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:355, output treesize:261 [2018-04-13 13:36:39,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,269 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,272 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,274 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 240 treesize of output 154 [2018-04-13 13:36:39,286 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 46 treesize of output 64 [2018-04-13 13:36:39,288 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 13:36:39,365 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 63 treesize of output 53 [2018-04-13 13:36:39,365 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 13:36:39,366 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 57 treesize of output 47 [2018-04-13 13:36:39,367 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 13:36:39,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 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 13:36:39,369 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 13:36:39,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 63 [2018-04-13 13:36:39,371 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 13:36:39,372 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 69 treesize of output 59 [2018-04-13 13:36:39,373 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 13:36:39,374 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 73 treesize of output 63 [2018-04-13 13:36:39,374 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 13:36:39,376 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 73 treesize of output 63 [2018-04-13 13:36:39,376 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 13:36:39,478 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,483 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 85 treesize of output 79 [2018-04-13 13:36:39,484 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:39,485 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,486 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 79 treesize of output 67 [2018-04-13 13:36:39,486 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:39,487 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,487 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 73 treesize of output 61 [2018-04-13 13:36:39,488 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:39,490 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,494 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 79 treesize of output 73 [2018-04-13 13:36:39,495 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:39,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,497 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,499 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 89 treesize of output 83 [2018-04-13 13:36:39,499 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-13 13:36:39,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,507 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 89 treesize of output 83 [2018-04-13 13:36:39,507 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:39,510 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,514 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 89 treesize of output 83 [2018-04-13 13:36:39,515 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-13 13:36:39,718 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,723 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 77 treesize of output 76 [2018-04-13 13:36:39,724 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 13:36:39,725 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 64 [2018-04-13 13:36:39,725 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 13:36:39,727 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,731 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 77 treesize of output 76 [2018-04-13 13:36:39,732 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 13:36:39,734 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,737 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 81 treesize of output 80 [2018-04-13 13:36:39,738 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 13:36:39,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:36:39,740 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,741 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 81 treesize of output 76 [2018-04-13 13:36:39,742 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 13:36:39,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,743 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 71 treesize of output 64 [2018-04-13 13:36:39,744 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 13:36:39,745 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:36:39,749 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 81 treesize of output 80 [2018-04-13 13:36:39,750 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:36:39,987 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 33 dim-0 vars, and 11 xjuncts. [2018-04-13 13:36:40,189 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 44 dim-0 vars, and 11 xjuncts. [2018-04-13 13:36:40,190 INFO L202 ElimStorePlain]: Needed 24 recursive calls to eliminate 6 variables, input treesize:268, output treesize:782 [2018-04-13 13:36:40,449 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 394 DAG size of output 43 [2018-04-13 13:36:41,384 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 65 refuted. 10 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:36:41,384 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:36:41,384 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 13:36:41,384 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 13:36:41,384 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 13:36:41,384 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=671, Unknown=31, NotChecked=0, Total=812 [2018-04-13 13:36:41,384 INFO L87 Difference]: Start difference. First operand 234 states and 240 transitions. Second operand 29 states. [2018-04-13 13:36:42,401 WARN L151 SmtUtils]: Spent 136ms on a formula simplification. DAG size of input: 97 DAG size of output 75 [2018-04-13 13:36:45,145 WARN L151 SmtUtils]: Spent 216ms on a formula simplification. DAG size of input: 128 DAG size of output 102 [2018-04-13 13:36:48,408 WARN L151 SmtUtils]: Spent 169ms on a formula simplification. DAG size of input: 114 DAG size of output 108 [2018-04-13 13:36:49,804 WARN L151 SmtUtils]: Spent 281ms on a formula simplification. DAG size of input: 151 DAG size of output 136 [2018-04-13 13:36:54,804 WARN L151 SmtUtils]: Spent 2497ms on a formula simplification. DAG size of input: 132 DAG size of output 130 [2018-04-13 13:36:55,447 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 165 DAG size of output 165 [2018-04-13 13:36:55,963 WARN L151 SmtUtils]: Spent 175ms on a formula simplification. DAG size of input: 224 DAG size of output 224 [2018-04-13 13:36:57,353 WARN L151 SmtUtils]: Spent 313ms on a formula simplification. DAG size of input: 284 DAG size of output 282 [2018-04-13 13:36:57,618 WARN L151 SmtUtils]: Spent 163ms on a formula simplification. DAG size of input: 232 DAG size of output 230 [2018-04-13 13:36:58,066 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 241 DAG size of output 177 [2018-04-13 13:36:58,634 WARN L151 SmtUtils]: Spent 208ms on a formula simplification. DAG size of input: 275 DAG size of output 211 [2018-04-13 13:36:59,683 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 167 DAG size of output 167 [2018-04-13 13:37:00,173 WARN L151 SmtUtils]: Spent 204ms on a formula simplification. DAG size of input: 204 DAG size of output 170 [2018-04-13 13:37:03,638 WARN L151 SmtUtils]: Spent 188ms on a formula simplification. DAG size of input: 160 DAG size of output 126 [2018-04-13 13:37:06,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:37:06,466 INFO L93 Difference]: Finished difference Result 299 states and 307 transitions. [2018-04-13 13:37:06,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 13:37:06,466 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 84 [2018-04-13 13:37:06,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:37:06,467 INFO L225 Difference]: With dead ends: 299 [2018-04-13 13:37:06,467 INFO L226 Difference]: Without dead ends: 299 [2018-04-13 13:37:06,467 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 636 ImplicationChecksByTransitivity, 15.3s TimeCoverageRelationStatistics Valid=382, Invalid=2655, Unknown=43, NotChecked=0, Total=3080 [2018-04-13 13:37:06,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2018-04-13 13:37:06,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 254. [2018-04-13 13:37:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2018-04-13 13:37:06,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 262 transitions. [2018-04-13 13:37:06,469 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 262 transitions. Word has length 84 [2018-04-13 13:37:06,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:37:06,469 INFO L459 AbstractCegarLoop]: Abstraction has 254 states and 262 transitions. [2018-04-13 13:37:06,469 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 13:37:06,469 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 262 transitions. [2018-04-13 13:37:06,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-13 13:37:06,470 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:37:06,470 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:37:06,470 INFO L408 AbstractCegarLoop]: === Iteration 54 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:37:06,470 INFO L82 PathProgramCache]: Analyzing trace with hash 2102013649, now seen corresponding path program 9 times [2018-04-13 13:37:06,470 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:37:06,470 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:37:06,470 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:37:06,470 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:37:06,471 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:37:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:37:06,478 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:37:06,481 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:37:06,481 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:37:06,481 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:37:06,481 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:37:06,531 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-13 13:37:06,531 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:37:06,534 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:37:06,547 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 13:37:06,547 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,561 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,561 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:37:06,575 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 6 treesize of output 5 [2018-04-13 13:37:06,575 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,586 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 13:37:06,587 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,595 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,595 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:37:06,609 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 13:37:06,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:37:06,611 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,612 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,627 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 13:37:06,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:37:06,628 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,629 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,638 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 13:37:06,639 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:51 [2018-04-13 13:37:06,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,690 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 16 treesize of output 23 [2018-04-13 13:37:06,690 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,710 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 13:37:06,710 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,728 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 13:37:06,728 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:82, output treesize:87 [2018-04-13 13:37:06,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,751 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 63 [2018-04-13 13:37:06,753 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 18 treesize of output 16 [2018-04-13 13:37:06,753 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,761 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,784 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 31 [2018-04-13 13:37:06,785 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 13:37:06,786 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,790 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,808 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 13:37:06,808 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:114, output treesize:102 [2018-04-13 13:37:06,897 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,899 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 13:37:06,899 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,933 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 13:37:06,933 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:06,963 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 13:37:06,963 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:157, output treesize:174 [2018-04-13 13:37:06,998 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:06,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,004 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 163 [2018-04-13 13:37:07,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 36 [2018-04-13 13:37:07,006 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,026 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,063 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 63 treesize of output 88 [2018-04-13 13:37:07,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:37:07,065 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,074 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,100 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 13:37:07,100 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:196, output treesize:226 [2018-04-13 13:37:07,208 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,209 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 173 [2018-04-13 13:37:07,210 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,253 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 13:37:07,253 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,285 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 13:37:07,285 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:278, output treesize:268 [2018-04-13 13:37:07,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 312 treesize of output 278 [2018-04-13 13:37:07,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 27 [2018-04-13 13:37:07,329 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,358 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,423 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 276 [2018-04-13 13:37:07,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:37:07,426 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,444 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,472 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 13:37:07,472 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:347, output treesize:365 [2018-04-13 13:37:07,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:37:07,543 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,572 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 13:37:07,572 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:370, output treesize:365 [2018-04-13 13:37:07,577 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 9 treesize of output 7 [2018-04-13 13:37:07,578 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:37:07,578 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,579 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:07,609 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 13:37:07,609 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:374, output treesize:365 [2018-04-13 13:37:07,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,864 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:07,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,868 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,868 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:07,869 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:07,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 391 treesize of output 276 [2018-04-13 13:37:07,878 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:07,892 INFO L477 Elim1Store]: Elim1 applied some 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 4 new quantified variables, introduced 5 case distinctions, treesize of input 109 treesize of output 97 [2018-04-13 13:37:07,893 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 13:37:07,940 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 66 treesize of output 56 [2018-04-13 13:37:07,941 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 13:37:07,964 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:07,964 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 76 treesize of output 61 [2018-04-13 13:37:07,965 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 13:37:07,988 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:07,988 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 54 treesize of output 43 [2018-04-13 13:37:07,988 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 13:37:08,011 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 13:37:08,043 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 47 treesize of output 45 [2018-04-13 13:37:08,044 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 18 treesize of output 9 [2018-04-13 13:37:08,045 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:08,060 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 11 treesize of output 3 [2018-04-13 13:37:08,061 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:08,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:37:08,066 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:08,069 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:08,089 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 13:37:08,089 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 8 variables, input treesize:420, output treesize:48 [2018-04-13 13:37:08,290 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 73 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:37:08,290 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:37:08,291 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 13:37:08,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 13:37:08,291 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 13:37:08,291 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=620, Unknown=11, NotChecked=0, Total=702 [2018-04-13 13:37:08,291 INFO L87 Difference]: Start difference. First operand 254 states and 262 transitions. Second operand 27 states. [2018-04-13 13:37:12,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:37:12,163 INFO L93 Difference]: Finished difference Result 343 states and 352 transitions. [2018-04-13 13:37:12,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-13 13:37:12,163 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 84 [2018-04-13 13:37:12,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:37:12,164 INFO L225 Difference]: With dead ends: 343 [2018-04-13 13:37:12,164 INFO L226 Difference]: Without dead ends: 343 [2018-04-13 13:37:12,164 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 56 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 577 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=318, Invalid=2409, Unknown=29, NotChecked=0, Total=2756 [2018-04-13 13:37:12,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2018-04-13 13:37:12,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 246. [2018-04-13 13:37:12,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2018-04-13 13:37:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 253 transitions. [2018-04-13 13:37:12,166 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 253 transitions. Word has length 84 [2018-04-13 13:37:12,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:37:12,166 INFO L459 AbstractCegarLoop]: Abstraction has 246 states and 253 transitions. [2018-04-13 13:37:12,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 13:37:12,166 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 253 transitions. [2018-04-13 13:37:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-13 13:37:12,167 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:37:12,167 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 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] [2018-04-13 13:37:12,167 INFO L408 AbstractCegarLoop]: === Iteration 55 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:37:12,167 INFO L82 PathProgramCache]: Analyzing trace with hash 224744205, now seen corresponding path program 5 times [2018-04-13 13:37:12,167 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:37:12,167 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:37:12,168 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:37:12,168 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:37:12,168 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:37:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:37:12,176 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:37:12,178 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:37:12,178 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:37:12,178 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:37:12,179 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-04-13 13:37:12,207 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2018-04-13 13:37:12,208 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:37:12,211 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:37:12,213 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 6 treesize of output 5 [2018-04-13 13:37:12,213 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,228 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:37:12,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,256 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 13:37:12,256 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,264 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,264 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:37:12,292 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 13:37:12,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:37:12,294 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,295 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,307 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 13:37:12,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:37:12,308 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,309 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,319 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 13:37:12,319 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-13 13:37:12,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,370 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 13:37:12,370 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,388 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 13:37:12,388 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:67, output treesize:73 [2018-04-13 13:37:12,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,411 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 44 treesize of output 54 [2018-04-13 13:37:12,413 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 18 treesize of output 20 [2018-04-13 13:37:12,413 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,420 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,438 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,441 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 37 treesize of output 42 [2018-04-13 13:37:12,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:37:12,443 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,448 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,465 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 13:37:12,466 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:97, output treesize:97 [2018-04-13 13:37:12,531 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 22 [2018-04-13 13:37:12,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:37:12,532 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,534 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,552 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 13:37:12,552 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:147, output treesize:150 [2018-04-13 13:37:12,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,586 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 13:37:12,586 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,600 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 13:37:12,600 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:155, output treesize:147 [2018-04-13 13:37:12,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,621 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,626 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 137 treesize of output 154 [2018-04-13 13:37:12,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 19 [2018-04-13 13:37:12,628 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,642 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,669 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 145 treesize of output 171 [2018-04-13 13:37:12,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 40 [2018-04-13 13:37:12,672 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,687 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,704 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 13:37:12,704 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:174, output treesize:164 [2018-04-13 13:37:12,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 88 [2018-04-13 13:37:12,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 37 [2018-04-13 13:37:12,787 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,791 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,806 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 13:37:12,806 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:238, output treesize:262 [2018-04-13 13:37:12,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,841 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 84 treesize of output 134 [2018-04-13 13:37:12,842 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 54 treesize of output 37 [2018-04-13 13:37:12,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,848 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,864 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 13:37:12,864 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:275, output treesize:262 [2018-04-13 13:37:12,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,895 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,896 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 23 treesize of output 16 [2018-04-13 13:37:12,896 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,910 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 13:37:12,910 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:267, output treesize:261 [2018-04-13 13:37:12,945 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 280 [2018-04-13 13:37:12,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:37:12,954 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,972 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:12,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,995 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:12,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,001 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,002 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,004 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 256 treesize of output 283 [2018-04-13 13:37:13,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:37:13,007 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:13,026 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:13,044 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 13:37:13,044 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:283, output treesize:237 [2018-04-13 13:37:13,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 148 treesize of output 340 [2018-04-13 13:37:13,139 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 269 treesize of output 268 [2018-04-13 13:37:13,139 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:13,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,177 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 146 treesize of output 187 [2018-04-13 13:37:13,177 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-13 13:37:13,195 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:37:13,222 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-13 13:37:13,223 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:339, output treesize:633 [2018-04-13 13:37:13,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,966 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:13,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:13,971 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 7 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 289 [2018-04-13 13:37:13,974 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:13,988 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 4 new quantified variables, introduced 5 case distinctions, treesize of input 107 treesize of output 109 [2018-04-13 13:37:13,989 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 13:37:14,036 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 104 treesize of output 57 [2018-04-13 13:37:14,036 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:14,055 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 32 treesize of output 24 [2018-04-13 13:37:14,055 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 13:37:14,076 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:14,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 51 [2018-04-13 13:37:14,077 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 13:37:14,094 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 13:37:14,141 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 97 treesize of output 83 [2018-04-13 13:37:14,143 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 26 treesize of output 27 [2018-04-13 13:37:14,143 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:14,158 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 27 treesize of output 16 [2018-04-13 13:37:14,158 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:14,171 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:14,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:14,219 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:14,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:14,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:14,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:14,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:14,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:14,225 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 343 treesize of output 263 [2018-04-13 13:37:14,230 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:14,242 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 4 new quantified variables, introduced 5 case distinctions, treesize of input 95 treesize of output 103 [2018-04-13 13:37:14,244 INFO L267 ElimStorePlain]: Start of recursive call 11: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-13 13:37:14,291 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:14,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 118 [2018-04-13 13:37:14,292 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 13:37:14,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2018-04-13 13:37:14,319 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 13:37:14,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-04-13 13:37:14,344 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 13:37:14,369 INFO L267 ElimStorePlain]: Start of recursive call 10: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:37:14,415 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 116 treesize of output 102 [2018-04-13 13:37:14,417 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:14,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2018-04-13 13:37:14,417 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:14,440 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:37:14,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:37:14,440 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:14,460 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:14,495 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 4 dim-2 vars, End of recursive call: 9 dim-0 vars, and 2 xjuncts. [2018-04-13 13:37:14,495 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 15 variables, input treesize:713, output treesize:96 [2018-04-13 13:37:16,573 WARN L148 SmtUtils]: Spent 2024ms on a formula simplification that was a NOOP. DAG size: 68 [2018-04-13 13:37:16,868 WARN L148 SmtUtils]: Spent 237ms on a formula simplification that was a NOOP. DAG size: 68 [2018-04-13 13:37:16,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 45 [2018-04-13 13:37:16,873 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:16,896 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 72 treesize of output 62 [2018-04-13 13:37:16,896 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:16,916 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 41 treesize of output 35 [2018-04-13 13:37:16,919 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-13 13:37:16,920 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-13 13:37:16,926 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 7 treesize of output 1 [2018-04-13 13:37:16,926 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:16,931 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-13 13:37:16,968 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 62 treesize of output 62 [2018-04-13 13:37:16,973 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 1 case distinctions, treesize of input 58 treesize of output 56 [2018-04-13 13:37:16,973 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-13 13:37:17,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 45 [2018-04-13 13:37:17,011 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:17,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 40 [2018-04-13 13:37:17,013 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:17,047 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 40 treesize of output 33 [2018-04-13 13:37:17,047 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:17,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2018-04-13 13:37:17,050 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:17,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:17,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:17,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-13 13:37:17,080 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:17,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 48 treesize of output 46 [2018-04-13 13:37:17,113 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-13 13:37:17,148 INFO L267 ElimStorePlain]: Start of recursive call 7: 5 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-13 13:37:17,206 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-13 13:37:17,206 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 15 variables, input treesize:124, output treesize:27 [2018-04-13 13:37:17,345 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 48 refuted. 9 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:37:17,346 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:37:17,346 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 13:37:17,346 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 13:37:17,346 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 13:37:17,346 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=855, Unknown=57, NotChecked=0, Total=992 [2018-04-13 13:37:17,346 INFO L87 Difference]: Start difference. First operand 246 states and 253 transitions. Second operand 32 states. [2018-04-13 13:37:20,342 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 227 DAG size of output 190 [2018-04-13 13:37:22,136 WARN L151 SmtUtils]: Spent 1350ms on a formula simplification. DAG size of input: 240 DAG size of output 238 [2018-04-13 13:37:22,469 WARN L151 SmtUtils]: Spent 194ms on a formula simplification. DAG size of input: 155 DAG size of output 153 [2018-04-13 13:37:22,898 WARN L151 SmtUtils]: Spent 312ms on a formula simplification. DAG size of input: 162 DAG size of output 160 [2018-04-13 13:37:25,170 WARN L151 SmtUtils]: Spent 2124ms on a formula simplification. DAG size of input: 157 DAG size of output 155 [2018-04-13 13:37:26,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:37:26,696 INFO L93 Difference]: Finished difference Result 340 states and 348 transitions. [2018-04-13 13:37:26,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 13:37:26,697 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 84 [2018-04-13 13:37:26,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:37:26,697 INFO L225 Difference]: With dead ends: 340 [2018-04-13 13:37:26,698 INFO L226 Difference]: Without dead ends: 335 [2018-04-13 13:37:26,698 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=372, Invalid=3348, Unknown=186, NotChecked=0, Total=3906 [2018-04-13 13:37:26,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2018-04-13 13:37:26,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 243. [2018-04-13 13:37:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-04-13 13:37:26,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 249 transitions. [2018-04-13 13:37:26,700 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 249 transitions. Word has length 84 [2018-04-13 13:37:26,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:37:26,700 INFO L459 AbstractCegarLoop]: Abstraction has 243 states and 249 transitions. [2018-04-13 13:37:26,700 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 13:37:26,700 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 249 transitions. [2018-04-13 13:37:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-13 13:37:26,700 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:37:26,700 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:37:26,701 INFO L408 AbstractCegarLoop]: === Iteration 56 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:37:26,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1055107789, now seen corresponding path program 3 times [2018-04-13 13:37:26,701 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:37:26,701 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:37:26,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:37:26,701 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:37:26,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:37:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:37:26,707 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:37:26,708 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:37:26,708 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:37:26,708 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:37:26,709 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-13 13:37:26,729 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-13 13:37:26,729 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:37:26,732 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:37:26,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:37:26,734 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,746 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,747 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:37:26,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:26,762 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:26,762 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 13:37:26,763 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,768 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,769 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-13 13:37:26,780 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 13:37:26,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:37:26,781 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,783 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,792 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 13:37:26,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:37:26,794 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,803 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,809 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 13:37:26,810 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:36 [2018-04-13 13:37:26,820 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 13:37:26,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:37:26,821 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,822 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,826 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,826 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:37, output treesize:26 [2018-04-13 13:37:26,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:26,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:26,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:26,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:26,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 55 [2018-04-13 13:37:26,855 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,864 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,864 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:42, output treesize:52 [2018-04-13 13:37:26,881 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:26,887 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 37 treesize of output 52 [2018-04-13 13:37:26,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 45 [2018-04-13 13:37:26,889 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:26,905 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2018-04-13 13:37:26,906 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 13:37:26,916 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 13:37:26,932 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 13:37:26,932 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:66, output treesize:128 [2018-04-13 13:37:27,057 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,058 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,060 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 83 treesize of output 111 [2018-04-13 13:37:27,060 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:27,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,090 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 58 treesize of output 74 [2018-04-13 13:37:27,090 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:27,121 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 13:37:27,121 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:142, output treesize:170 [2018-04-13 13:37:27,163 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2018-04-13 13:37:27,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-13 13:37:27,164 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:27,173 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:27,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:27,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 121 [2018-04-13 13:37:27,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 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 13:37:27,207 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:27,223 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:27,253 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 2 xjuncts. [2018-04-13 13:37:27,253 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:194, output treesize:228 [2018-04-13 13:37:28,803 WARN L148 SmtUtils]: Spent 1529ms on a formula simplification that was a NOOP. DAG size: 64 [2018-04-13 13:37:28,857 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 102 treesize of output 100 [2018-04-13 13:37:28,859 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-13 13:37:28,859 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:28,867 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:28,868 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 143 treesize of output 141 [2018-04-13 13:37:28,870 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 7 treesize of output 1 [2018-04-13 13:37:28,870 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:28,881 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:37:28,905 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 2 xjuncts. [2018-04-13 13:37:28,906 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:246, output treesize:228 [2018-04-13 13:37:31,463 WARN L148 SmtUtils]: Spent 505ms on a formula simplification that was a NOOP. DAG size: 64 [2018-04-13 13:37:36,099 WARN L148 SmtUtils]: Spent 4608ms on a formula simplification that was a NOOP. DAG size: 69 [2018-04-13 13:37:36,103 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 77 [2018-04-13 13:37:36,107 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 33 treesize of output 28 [2018-04-13 13:37:36,107 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 13:37:36,124 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 31 [2018-04-13 13:37:36,124 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 13:37:36,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:37:36,126 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 13:37:36,144 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:37:36,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:36,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:36,202 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 147 treesize of output 110 [2018-04-13 13:37:36,207 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 40 [2018-04-13 13:37:36,208 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-13 13:37:36,235 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 52 treesize of output 47 [2018-04-13 13:37:36,235 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-13 13:37:36,255 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 3 case distinctions, treesize of input 58 treesize of output 67 [2018-04-13 13:37:36,257 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 8 xjuncts. [2018-04-13 13:37:36,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 56 [2018-04-13 13:37:36,355 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 13:37:36,356 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 58 treesize of output 48 [2018-04-13 13:37:36,356 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 13:37:36,357 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 70 treesize of output 60 [2018-04-13 13:37:36,358 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 13:37:36,359 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 62 treesize of output 52 [2018-04-13 13:37:36,359 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 13:37:36,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 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 13:37:36,361 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 13:37:36,362 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 70 treesize of output 60 [2018-04-13 13:37:36,362 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 13:37:36,454 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 16 dim-0 vars, and 6 xjuncts. [2018-04-13 13:37:36,603 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 27 dim-0 vars, and 8 xjuncts. [2018-04-13 13:37:36,603 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 8 variables, input treesize:254, output treesize:506 [2018-04-13 13:37:36,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:37:36,771 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 32 treesize of output 68 [2018-04-13 13:37:36,771 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:37:36,785 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 13:37:36,785 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:68, output treesize:46 [2018-04-13 13:37:36,872 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-04-13 13:37:36,872 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:37:36,872 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 13:37:36,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 13:37:36,872 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 13:37:36,873 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=408, Unknown=0, NotChecked=0, Total=462 [2018-04-13 13:37:36,873 INFO L87 Difference]: Start difference. First operand 243 states and 249 transitions. Second operand 22 states. [2018-04-13 13:37:46,835 WARN L151 SmtUtils]: Spent 6393ms on a formula simplification. DAG size of input: 163 DAG size of output 89 [2018-04-13 13:38:00,772 WARN L151 SmtUtils]: Spent 12591ms on a formula simplification. DAG size of input: 103 DAG size of output 76 [2018-04-13 13:38:12,342 WARN L151 SmtUtils]: Spent 11484ms on a formula simplification. DAG size of input: 72 DAG size of output 72 [2018-04-13 13:38:18,741 WARN L151 SmtUtils]: Spent 6261ms on a formula simplification. DAG size of input: 172 DAG size of output 82 [2018-04-13 13:38:30,904 WARN L151 SmtUtils]: Spent 12126ms on a formula simplification. DAG size of input: 141 DAG size of output 78 [2018-04-13 13:38:31,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:38:31,229 INFO L93 Difference]: Finished difference Result 290 states and 297 transitions. [2018-04-13 13:38:31,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 13:38:31,229 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 86 [2018-04-13 13:38:31,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:38:31,230 INFO L225 Difference]: With dead ends: 290 [2018-04-13 13:38:31,230 INFO L226 Difference]: Without dead ends: 290 [2018-04-13 13:38:31,230 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 61 SyntacticMatches, 4 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 60.7s TimeCoverageRelationStatistics Valid=240, Invalid=1319, Unknown=1, NotChecked=0, Total=1560 [2018-04-13 13:38:31,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2018-04-13 13:38:31,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 256. [2018-04-13 13:38:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2018-04-13 13:38:31,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 263 transitions. [2018-04-13 13:38:31,232 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 263 transitions. Word has length 86 [2018-04-13 13:38:31,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:38:31,232 INFO L459 AbstractCegarLoop]: Abstraction has 256 states and 263 transitions. [2018-04-13 13:38:31,232 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 13:38:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 263 transitions. [2018-04-13 13:38:31,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-13 13:38:31,232 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:38:31,232 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:38:31,232 INFO L408 AbstractCegarLoop]: === Iteration 57 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:38:31,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1055107788, now seen corresponding path program 2 times [2018-04-13 13:38:31,233 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:38:31,233 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:38:31,233 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:38:31,233 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:38:31,233 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:38:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:38:31,238 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:38:31,304 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-04-13 13:38:31,304 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:38:31,304 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:38:31,304 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-13 13:38:31,341 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-13 13:38:31,341 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:38:31,343 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:38:31,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:38:31,345 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:38:31,349 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,352 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,352 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-13 13:38:31,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,386 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 13:38:31,387 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 13:38:31,397 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,404 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:37 [2018-04-13 13:38:31,425 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 13:38:31,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:38:31,427 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,428 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,440 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 13:38:31,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:38:31,442 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,443 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,453 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 13:38:31,453 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:62, output treesize:56 [2018-04-13 13:38:31,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,522 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 21 treesize of output 40 [2018-04-13 13:38:31,522 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,542 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 13:38:31,542 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,558 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 13:38:31,558 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:84, output treesize:89 [2018-04-13 13:38:31,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,600 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 63 [2018-04-13 13:38:31,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16 [2018-04-13 13:38:31,602 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,610 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 31 [2018-04-13 13:38:31,637 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 12 treesize of output 11 [2018-04-13 13:38:31,638 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,642 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,663 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 13:38:31,663 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:114, output treesize:100 [2018-04-13 13:38:31,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,772 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 13:38:31,772 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 34 treesize of output 93 [2018-04-13 13:38:31,796 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,817 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 13:38:31,817 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:131, output treesize:122 [2018-04-13 13:38:31,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:31,857 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 112 [2018-04-13 13:38:31,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 15 [2018-04-13 13:38:31,859 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,871 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,897 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 42 treesize of output 43 [2018-04-13 13:38:31,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:38:31,899 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,903 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:31,924 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 13:38:31,924 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:165, output treesize:159 [2018-04-13 13:38:32,162 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 9 treesize of output 7 [2018-04-13 13:38:32,164 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 7 treesize of output 1 [2018-04-13 13:38:32,164 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:32,165 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:32,181 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 13:38:32,182 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:165, output treesize:156 [2018-04-13 13:38:32,224 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 13:38:32,224 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:32,242 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 13:38:32,242 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:168, output treesize:163 [2018-04-13 13:38:32,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:32,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:32,324 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 135 treesize of output 83 [2018-04-13 13:38:32,325 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 13:38:32,325 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 13:38:32,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13:38:32,337 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 13:38:32,348 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:38:32,349 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 13:38:32,349 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:32,358 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 13:38:32,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 22 treesize of output 16 [2018-04-13 13:38:32,381 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:38:32,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:38:32,382 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:32,385 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:32,403 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 13:38:32,403 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:183, output treesize:59 [2018-04-13 13:38:32,580 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 26 refuted. 8 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:38:32,581 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-13 13:38:32,581 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 25] total 33 [2018-04-13 13:38:32,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 13:38:32,581 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 13:38:32,581 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1006, Unknown=6, NotChecked=0, Total=1122 [2018-04-13 13:38:32,582 INFO L87 Difference]: Start difference. First operand 256 states and 263 transitions. Second operand 34 states. [2018-04-13 13:38:35,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:38:35,284 INFO L93 Difference]: Finished difference Result 355 states and 363 transitions. [2018-04-13 13:38:35,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-13 13:38:35,285 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 86 [2018-04-13 13:38:35,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:38:35,286 INFO L225 Difference]: With dead ends: 355 [2018-04-13 13:38:35,286 INFO L226 Difference]: Without dead ends: 355 [2018-04-13 13:38:35,286 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1249 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=557, Invalid=4119, Unknown=16, NotChecked=0, Total=4692 [2018-04-13 13:38:35,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2018-04-13 13:38:35,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 281. [2018-04-13 13:38:35,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2018-04-13 13:38:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 292 transitions. [2018-04-13 13:38:35,288 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 292 transitions. Word has length 86 [2018-04-13 13:38:35,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:38:35,288 INFO L459 AbstractCegarLoop]: Abstraction has 281 states and 292 transitions. [2018-04-13 13:38:35,288 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 13:38:35,288 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 292 transitions. [2018-04-13 13:38:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-13 13:38:35,289 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:38:35,289 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-13 13:38:35,289 INFO L408 AbstractCegarLoop]: === Iteration 58 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:38:35,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1255810956, now seen corresponding path program 12 times [2018-04-13 13:38:35,289 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:38:35,289 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:38:35,290 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:38:35,290 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:38:35,290 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:38:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:38:35,298 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:38:35,300 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:38:35,300 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:38:35,301 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:38:35,301 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-13 13:38:35,328 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-04-13 13:38:35,329 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:38:35,331 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:38:35,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:38:35,360 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,362 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,363 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:38:35,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:38:35,381 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,394 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,394 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,395 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 13:38:35,395 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,406 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,406 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-13 13:38:35,424 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 13:38:35,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:38:35,426 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,428 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,443 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 13:38:35,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:38:35,444 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,446 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,457 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 13:38:35,457 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:54, output treesize:48 [2018-04-13 13:38:35,474 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 15 treesize of output 11 [2018-04-13 13:38:35,475 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 13:38:35,475 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,484 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,484 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:56, output treesize:45 [2018-04-13 13:38:35,515 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,515 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 13:38:35,515 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,533 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 13:38:35,533 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,546 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,546 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:62, output treesize:67 [2018-04-13 13:38:35,568 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,570 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,570 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 63 [2018-04-13 13:38:35,571 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 18 treesize of output 16 [2018-04-13 13:38:35,572 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,577 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,589 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 13:38:35,589 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:86, output treesize:74 [2018-04-13 13:38:35,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,650 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,651 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 13:38:35,651 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,671 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 13:38:35,671 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,689 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 13:38:35,690 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:115, output treesize:132 [2018-04-13 13:38:35,726 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 123 [2018-04-13 13:38:35,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-13 13:38:35,734 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,749 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,768 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 13:38:35,768 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:148, output treesize:144 [2018-04-13 13:38:35,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,884 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 13:38:35,885 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,914 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,915 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,917 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,917 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 192 [2018-04-13 13:38:35,918 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:35,947 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 13:38:35,947 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:213, output treesize:246 [2018-04-13 13:38:35,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:35,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,000 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 229 treesize of output 196 [2018-04-13 13:38:36,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 13:38:36,002 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:36,026 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:36,056 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 13:38:36,056 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:262, output treesize:234 [2018-04-13 13:38:36,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 266 [2018-04-13 13:38:36,195 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:36,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 337 [2018-04-13 13:38:36,246 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:36,291 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 1 xjuncts. [2018-04-13 13:38:36,291 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:363, output treesize:416 [2018-04-13 13:38:36,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 412 treesize of output 253 [2018-04-13 13:38:36,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 24 treesize of output 23 [2018-04-13 13:38:36,358 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:36,394 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:38:36,440 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 13:38:36,440 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:440, output treesize:537 [2018-04-13 13:38:36,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 93 treesize of output 275 [2018-04-13 13:38:36,648 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:36,694 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 13:38:36,695 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:548, output treesize:455 [2018-04-13 13:38:36,751 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,755 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:38:36,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 449 treesize of output 175 [2018-04-13 13:38:36,760 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 13:38:36,760 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 13:38:36,786 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:38:36,787 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 35 [2018-04-13 13:38:36,787 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:38:36,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2018-04-13 13:38:36,809 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 13:38:36,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2018-04-13 13:38:36,831 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 13:38:36,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-04-13 13:38:36,852 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 13:38:36,871 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-13 13:38:36,896 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 13:38:36,896 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:466, output treesize:91 [2018-04-13 13:38:40,183 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:38:40,184 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:38:40,184 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 13:38:40,184 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 13:38:40,184 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 13:38:40,184 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=723, Unknown=1, NotChecked=0, Total=812 [2018-04-13 13:38:40,184 INFO L87 Difference]: Start difference. First operand 281 states and 292 transitions. Second operand 29 states. [2018-04-13 13:39:01,830 WARN L151 SmtUtils]: Spent 1860ms on a formula simplification. DAG size of input: 117 DAG size of output 115 [2018-04-13 13:39:17,631 WARN L151 SmtUtils]: Spent 10478ms on a formula simplification. DAG size of input: 201 DAG size of output 197 [2018-04-13 13:39:34,682 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 133 DAG size of output 86 [2018-04-13 13:39:35,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:39:35,270 INFO L93 Difference]: Finished difference Result 354 states and 367 transitions. [2018-04-13 13:39:35,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 13:39:35,270 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 86 [2018-04-13 13:39:35,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:39:35,271 INFO L225 Difference]: With dead ends: 354 [2018-04-13 13:39:35,271 INFO L226 Difference]: Without dead ends: 354 [2018-04-13 13:39:35,271 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 733 ImplicationChecksByTransitivity, 47.3s TimeCoverageRelationStatistics Valid=347, Invalid=2840, Unknown=5, NotChecked=0, Total=3192 [2018-04-13 13:39:35,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-04-13 13:39:35,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 301. [2018-04-13 13:39:35,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2018-04-13 13:39:35,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 314 transitions. [2018-04-13 13:39:35,273 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 314 transitions. Word has length 86 [2018-04-13 13:39:35,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:39:35,273 INFO L459 AbstractCegarLoop]: Abstraction has 301 states and 314 transitions. [2018-04-13 13:39:35,273 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 13:39:35,273 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 314 transitions. [2018-04-13 13:39:35,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-13 13:39:35,274 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:39:35,274 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-04-13 13:39:35,274 INFO L408 AbstractCegarLoop]: === Iteration 59 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:39:35,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1255810957, now seen corresponding path program 10 times [2018-04-13 13:39:35,274 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:39:35,274 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:39:35,274 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:39:35,275 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:39:35,275 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:39:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:39:35,283 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:39:35,286 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:39:35,286 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:39:35,286 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:39:35,286 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-13 13:39:35,325 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-13 13:39:35,325 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:39:35,328 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:39:35,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:35,329 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,331 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,331 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:39:35,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 13:39:35,343 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,354 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,354 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:39:35,365 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 13:39:35,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:39:35,366 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,367 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,378 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 13:39:35,379 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 8 treesize of output 7 [2018-04-13 13:39:35,379 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,380 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,389 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 13:39:35,389 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:42 [2018-04-13 13:39:35,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,437 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 13:39:35,438 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,456 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 13:39:35,456 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,471 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 13:39:35,471 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:73, output treesize:78 [2018-04-13 13:39:35,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 31 [2018-04-13 13:39:35,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:35,518 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,523 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,549 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,551 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,551 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 55 treesize of output 65 [2018-04-13 13:39:35,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16 [2018-04-13 13:39:35,553 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,563 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,584 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 13:39:35,584 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:108, output treesize:97 [2018-04-13 13:39:35,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,694 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,695 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 13:39:35,695 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,730 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 27 treesize of output 49 [2018-04-13 13:39:35,730 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,762 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 13:39:35,762 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:152, output treesize:177 [2018-04-13 13:39:35,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,804 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,805 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 143 treesize of output 165 [2018-04-13 13:39:35,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-04-13 13:39:35,808 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,834 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:35,877 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 48 treesize of output 73 [2018-04-13 13:39:35,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:35,879 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,890 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:35,921 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 13:39:35,921 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:204, output treesize:161 [2018-04-13 13:39:36,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,065 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,073 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 144 [2018-04-13 13:39:36,074 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,116 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 52 treesize of output 103 [2018-04-13 13:39:36,116 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,149 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 1 xjuncts. [2018-04-13 13:39:36,150 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:224, output treesize:214 [2018-04-13 13:39:36,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,185 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,186 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,211 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,215 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 190 treesize of output 209 [2018-04-13 13:39:36,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 8 treesize of output 7 [2018-04-13 13:39:36,218 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,312 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,322 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 48 treesize of output 77 [2018-04-13 13:39:36,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:36,325 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,336 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,377 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 13:39:36,377 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:236, output treesize:234 [2018-04-13 13:39:36,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 144 [2018-04-13 13:39:36,543 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,584 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 13:39:36,584 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:304, output treesize:291 [2018-04-13 13:39:36,634 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,642 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 80 treesize of output 113 [2018-04-13 13:39:36,644 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 24 treesize of output 23 [2018-04-13 13:39:36,644 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,657 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:36,732 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 304 treesize of output 225 [2018-04-13 13:39:36,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:36,736 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,771 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:36,812 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-04-13 13:39:36,812 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:358, output treesize:292 [2018-04-13 13:39:37,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:37,099 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:37,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:37,100 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:37,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:37,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:37,104 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:37,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:37,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 285 treesize of output 188 [2018-04-13 13:39:37,127 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:37,141 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 89 treesize of output 83 [2018-04-13 13:39:37,144 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 13:39:37,326 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 79 treesize of output 69 [2018-04-13 13:39:37,326 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 13:39:37,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2018-04-13 13:39:37,328 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 13:39:37,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 75 [2018-04-13 13:39:37,330 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 13:39:37,331 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 79 treesize of output 69 [2018-04-13 13:39:37,332 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 13:39:37,333 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 89 treesize of output 79 [2018-04-13 13:39:37,334 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 13:39:37,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2018-04-13 13:39:37,336 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 13:39:37,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 63 [2018-04-13 13:39:37,338 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 13:39:37,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:39:37,612 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 13:39:37,892 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 100 treesize of output 96 [2018-04-13 13:39:37,892 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:37,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 86 [2018-04-13 13:39:37,901 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:37,911 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 1 case distinctions, treesize of input 100 treesize of output 96 [2018-04-13 13:39:37,913 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:37,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:37,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 92 [2018-04-13 13:39:37,918 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 13:39:37,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 74 [2018-04-13 13:39:37,920 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 13:39:37,923 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 90 treesize of output 80 [2018-04-13 13:39:37,924 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 13:39:37,931 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 96 treesize of output 92 [2018-04-13 13:39:37,932 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 13:39:38,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:38,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:38,456 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,458 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 106 treesize of output 100 [2018-04-13 13:39:38,458 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:38,460 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 80 [2018-04-13 13:39:38,461 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:38,462 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,467 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 102 treesize of output 96 [2018-04-13 13:39:38,468 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-04-13 13:39:38,471 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,475 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 102 treesize of output 96 [2018-04-13 13:39:38,475 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-04-13 13:39:38,478 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,482 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 98 treesize of output 92 [2018-04-13 13:39:38,482 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-04-13 13:39:38,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:38,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:38,486 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,487 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 102 treesize of output 96 [2018-04-13 13:39:38,487 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:38,489 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,489 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 92 treesize of output 80 [2018-04-13 13:39:38,490 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:38,491 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,491 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 96 treesize of output 84 [2018-04-13 13:39:38,492 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:38,493 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,499 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 106 treesize of output 100 [2018-04-13 13:39:38,499 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 2 xjuncts. [2018-04-13 13:39:38,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,507 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 102 treesize of output 96 [2018-04-13 13:39:38,507 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-04-13 13:39:38,510 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:38,514 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 98 treesize of output 92 [2018-04-13 13:39:38,515 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-04-13 13:39:39,063 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 44 dim-0 vars, and 11 xjuncts. [2018-04-13 13:39:39,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:39,758 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,759 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 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:39:39,759 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,780 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,781 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 16 treesize of output 10 [2018-04-13 13:39:39,781 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,799 INFO L267 ElimStorePlain]: Start of recursive call 30: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:39,804 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:39,804 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,826 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:39:39,827 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,844 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:39,848 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:39,849 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,880 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,881 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:39:39,881 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,900 INFO L267 ElimStorePlain]: Start of recursive call 36: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:39,904 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,904 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:39:39,905 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,927 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:39,928 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,947 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:39,952 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:39:39,952 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,976 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:39,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:39,976 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,996 INFO L267 ElimStorePlain]: Start of recursive call 42: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:39,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:40,000 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,001 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:39:40,001 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,025 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,025 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 16 treesize of output 10 [2018-04-13 13:39:40,025 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,048 INFO L267 ElimStorePlain]: Start of recursive call 45: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:40,052 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,053 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:39:40,053 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,074 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:40,075 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,093 INFO L267 ElimStorePlain]: Start of recursive call 48: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:40,097 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:39:40,098 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,121 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:40,121 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,146 INFO L267 ElimStorePlain]: Start of recursive call 51: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:40,152 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:40,153 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,186 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 13:39:40,187 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,210 INFO L267 ElimStorePlain]: Start of recursive call 54: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:40,214 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:40,214 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,237 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 13:39:40,237 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,257 INFO L267 ElimStorePlain]: Start of recursive call 57: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 103 treesize of output 91 [2018-04-13 13:39:40,261 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 13:39:40,261 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,286 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:40,286 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-13 13:39:40,287 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,307 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:40,599 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-2 vars, End of recursive call: 33 dim-0 vars, and 11 xjuncts. [2018-04-13 13:39:40,599 INFO L202 ElimStorePlain]: Needed 62 recursive calls to eliminate 10 variables, input treesize:327, output treesize:430 [2018-04-13 13:39:40,875 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 75 refuted. 16 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 13:39:40,875 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 13:39:40,875 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 13:39:40,876 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 13:39:40,876 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 13:39:40,876 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=725, Unknown=8, NotChecked=0, Total=812 [2018-04-13 13:39:40,876 INFO L87 Difference]: Start difference. First operand 301 states and 314 transitions. Second operand 29 states. [2018-04-13 13:39:45,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 13:39:45,712 INFO L93 Difference]: Finished difference Result 389 states and 403 transitions. [2018-04-13 13:39:45,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 13:39:45,712 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 86 [2018-04-13 13:39:45,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 13:39:45,713 INFO L225 Difference]: With dead ends: 389 [2018-04-13 13:39:45,713 INFO L226 Difference]: Without dead ends: 389 [2018-04-13 13:39:45,713 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 727 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=340, Invalid=2944, Unknown=22, NotChecked=0, Total=3306 [2018-04-13 13:39:45,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2018-04-13 13:39:45,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 293. [2018-04-13 13:39:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-04-13 13:39:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 305 transitions. [2018-04-13 13:39:45,715 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 305 transitions. Word has length 86 [2018-04-13 13:39:45,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 13:39:45,715 INFO L459 AbstractCegarLoop]: Abstraction has 293 states and 305 transitions. [2018-04-13 13:39:45,715 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 13:39:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 305 transitions. [2018-04-13 13:39:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-04-13 13:39:45,716 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 13:39:45,716 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 13:39:45,716 INFO L408 AbstractCegarLoop]: === Iteration 60 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr35AssertViolationMEMORY_FREE, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr42AssertViolationMEMORY_FREE, mainErr34AssertViolationMEMORY_FREE, mainErr44EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr43AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-13 13:39:45,716 INFO L82 PathProgramCache]: Analyzing trace with hash -621458487, now seen corresponding path program 6 times [2018-04-13 13:39:45,716 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-13 13:39:45,716 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-13 13:39:45,716 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:39:45,717 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-13 13:39:45,717 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-13 13:39:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 13:39:45,724 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-13 13:39:45,726 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-13 13:39:45,726 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-13 13:39:45,726 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-13 13:39:45,727 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-04-13 13:39:45,759 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-04-13 13:39:45,759 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-13 13:39:45,762 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-13 13:39:45,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13:39:45,764 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,766 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,766 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-13 13:39:45,783 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:45,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:45,784 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 13:39:45,784 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,792 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,792 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-13 13:39:45,804 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 13:39:45,805 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 13:39:45,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,807 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,817 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 13:39:45,818 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 8 treesize of output 7 [2018-04-13 13:39:45,818 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,820 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,828 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 13:39:45,828 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-04-13 13:39:45,869 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 13:39:45,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:45,870 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,872 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,881 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,881 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:60, output treesize:60 [2018-04-13 13:39:45,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:45,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:45,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:45,902 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 13:39:45,902 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,916 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,916 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:77 [2018-04-13 13:39:45,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:45,944 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 31 [2018-04-13 13:39:45,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:45,946 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,952 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:45,972 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:45,973 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 73 [2018-04-13 13:39:45,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 20 [2018-04-13 13:39:45,975 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,983 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:45,996 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 13:39:45,996 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:104, output treesize:89 [2018-04-13 13:39:46,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,078 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 31 treesize of output 48 [2018-04-13 13:39:46,080 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 22 treesize of output 21 [2018-04-13 13:39:46,080 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,083 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,094 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,095 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:123, output treesize:131 [2018-04-13 13:39:46,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,122 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,123 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 43 treesize of output 118 [2018-04-13 13:39:46,124 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,152 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,152 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:145, output treesize:167 [2018-04-13 13:39:46,196 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,200 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 141 treesize of output 142 [2018-04-13 13:39:46,202 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 8 treesize of output 7 [2018-04-13 13:39:46,202 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,219 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,241 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,247 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 135 treesize of output 147 [2018-04-13 13:39:46,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 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 13:39:46,249 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,263 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,286 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 13:39:46,286 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:186, output treesize:175 [2018-04-13 13:39:46,412 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,419 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 52 treesize of output 109 [2018-04-13 13:39:46,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 25 [2018-04-13 13:39:46,421 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,428 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,452 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 13:39:46,452 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:283, output treesize:295 [2018-04-13 13:39:46,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:46,498 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,529 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,532 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 13:39:46,532 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,568 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 13:39:46,569 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:306, output treesize:296 [2018-04-13 13:39:46,609 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,620 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,620 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 288 treesize of output 261 [2018-04-13 13:39:46,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 31 treesize of output 44 [2018-04-13 13:39:46,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,655 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,688 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 266 treesize of output 262 [2018-04-13 13:39:46,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 23 [2018-04-13 13:39:46,697 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,730 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,757 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 13:39:46,758 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:321, output treesize:336 [2018-04-13 13:39:46,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:46,881 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 93 treesize of output 246 [2018-04-13 13:39:46,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2018-04-13 13:39:46,883 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,894 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:46,917 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 13:39:46,917 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:462, output treesize:494 [2018-04-13 13:39:46,972 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 49 treesize of output 43 [2018-04-13 13:39:46,972 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:47,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,015 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 300 [2018-04-13 13:39:47,018 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 45 [2018-04-13 13:39:47,018 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:47,040 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:47,065 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 13:39:47,065 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:514, output treesize:456 [2018-04-13 13:39:47,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:39:47,113 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:47,144 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 13:39:47,144 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:464, output treesize:459 [2018-04-13 13:39:47,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,199 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 454 treesize of output 376 [2018-04-13 13:39:47,222 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:47,222 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:47,266 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:47,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,302 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 325 treesize of output 281 [2018-04-13 13:39:47,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:47,304 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:47,323 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:39:47,348 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 13:39:47,348 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:481, output treesize:330 [2018-04-13 13:39:47,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,477 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:47,540 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 12 case distinctions, treesize of input 258 treesize of output 1114 [2018-04-13 13:39:47,540 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-04-13 13:39:47,575 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 13:39:47,575 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:48,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:48,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:48,766 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 256 treesize of output 295 [2018-04-13 13:39:48,767 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:48,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:48,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:48,962 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 256 treesize of output 295 [2018-04-13 13:39:48,962 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:49,374 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:49,380 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 256 treesize of output 345 [2018-04-13 13:39:49,381 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-13 13:39:49,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 13:39:49,520 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:49,689 INFO L682 Elim1Store]: detected equality via solver [2018-04-13 13:39:49,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:49,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 256 treesize of output 295 [2018-04-13 13:39:49,690 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-13 13:39:49,746 INFO L267 ElimStorePlain]: Start of recursive call 2: 10 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-13 13:39:49,811 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 10 dim-0 vars, and 5 xjuncts. [2018-04-13 13:39:49,811 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:496, output treesize:2424 [2018-04-13 13:39:50,074 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 213 DAG size of output 213 [2018-04-13 13:39:50,291 WARN L148 SmtUtils]: Spent 100ms on a formula simplification that was a NOOP. DAG size: 213 [2018-04-13 13:39:50,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,337 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,339 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,341 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,342 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:50,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 463 treesize of output 334 [2018-04-13 13:39:50,388 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 7 new quantified variables, introduced 6 case distinctions, treesize of input 154 treesize of output 154 [2018-04-13 13:39:50,389 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-13 13:39:50,416 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 13:39:53,064 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 56 [2018-04-13 13:39:53,064 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 13:39:53,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 86 [2018-04-13 13:39:53,070 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 13:39:53,076 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 76 [2018-04-13 13:39:53,076 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 13:39:53,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,079 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 0 case distinctions, treesize of input 72 treesize of output 72 [2018-04-13 13:39:53,080 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 13:39:53,085 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 52 treesize of output 56 [2018-04-13 13:39:53,086 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 86 [2018-04-13 13:39:53,089 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 13:39:53,095 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 82 treesize of output 86 [2018-04-13 13:39:53,095 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 13:39:53,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 86 [2018-04-13 13:39:53,102 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,107 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 72 treesize of output 76 [2018-04-13 13:39:53,107 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,109 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,111 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 0 case distinctions, treesize of input 96 treesize of output 96 [2018-04-13 13:39:53,111 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 13:39:53,116 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 86 treesize of output 90 [2018-04-13 13:39:53,117 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,119 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 0 case distinctions, treesize of input 96 treesize of output 96 [2018-04-13 13:39:53,120 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 13:39:53,125 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 1 case distinctions, treesize of input 96 treesize of output 100 [2018-04-13 13:39:53,125 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 86 [2018-04-13 13:39:53,131 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,136 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 1 case distinctions, treesize of input 86 treesize of output 90 [2018-04-13 13:39:53,137 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 13:39:53,142 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 1 case distinctions, treesize of input 68 treesize of output 72 [2018-04-13 13:39:53,143 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 13:39:53,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,146 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 0 case distinctions, treesize of input 82 treesize of output 82 [2018-04-13 13:39:53,146 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 13:39:53,151 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 76 treesize of output 80 [2018-04-13 13:39:53,152 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 13:39:53,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 66 [2018-04-13 13:39:53,159 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 13:39:53,165 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 1 case distinctions, treesize of input 86 treesize of output 90 [2018-04-13 13:39:53,166 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,172 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 1 case distinctions, treesize of input 96 treesize of output 100 [2018-04-13 13:39:53,172 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 78 [2018-04-13 13:39:53,176 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 13:39:53,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 90 [2018-04-13 13:39:53,182 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 92 [2018-04-13 13:39:53,185 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:39:53,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,188 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 0 case distinctions, treesize of input 86 treesize of output 86 [2018-04-13 13:39:53,188 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 13:39:53,194 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 58 treesize of output 62 [2018-04-13 13:39:53,194 INFO L267 ElimStorePlain]: Start of recursive call 29: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,199 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 1 case distinctions, treesize of input 72 treesize of output 76 [2018-04-13 13:39:53,200 INFO L267 ElimStorePlain]: Start of recursive call 30: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,206 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 1 case distinctions, treesize of input 82 treesize of output 86 [2018-04-13 13:39:53,206 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 76 [2018-04-13 13:39:53,212 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,218 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 92 treesize of output 96 [2018-04-13 13:39:53,219 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 86 [2018-04-13 13:39:53,225 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 62 [2018-04-13 13:39:53,231 INFO L267 ElimStorePlain]: Start of recursive call 35: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,234 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 0 case distinctions, treesize of input 82 treesize of output 82 [2018-04-13 13:39:53,234 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:39:53,236 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 72 [2018-04-13 13:39:53,238 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 13:39:53,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 92 [2018-04-13 13:39:53,241 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 13:39:53,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 52 treesize of output 50 [2018-04-13 13:39:53,243 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:39:53,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 72 [2018-04-13 13:39:53,249 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 52 treesize of output 50 [2018-04-13 13:39:53,251 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 13:39:53,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,254 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 0 case distinctions, treesize of input 96 treesize of output 96 [2018-04-13 13:39:53,254 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:39:53,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,258 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 0 case distinctions, treesize of input 96 treesize of output 96 [2018-04-13 13:39:53,258 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 13:39:53,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,261 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 0 case distinctions, treesize of input 96 treesize of output 96 [2018-04-13 13:39:53,262 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 13:39:53,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 82 [2018-04-13 13:39:53,268 INFO L267 ElimStorePlain]: Start of recursive call 45: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,275 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 72 treesize of output 76 [2018-04-13 13:39:53,275 INFO L267 ElimStorePlain]: Start of recursive call 46: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 100 [2018-04-13 13:39:53,282 INFO L267 ElimStorePlain]: Start of recursive call 47: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 62 treesize of output 60 [2018-04-13 13:39:53,284 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 13:39:53,289 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 78 treesize of output 82 [2018-04-13 13:39:53,290 INFO L267 ElimStorePlain]: Start of recursive call 49: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 70 [2018-04-13 13:39:53,302 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:39:53,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 72 [2018-04-13 13:39:53,308 INFO L267 ElimStorePlain]: Start of recursive call 51: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 70 [2018-04-13 13:39:53,309 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:39:53,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 46 treesize of output 44 [2018-04-13 13:39:53,311 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 13:39:53,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 66 [2018-04-13 13:39:53,316 INFO L267 ElimStorePlain]: Start of recursive call 54: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:53,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,319 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 0 case distinctions, treesize of input 82 treesize of output 82 [2018-04-13 13:39:53,319 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 13:39:53,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:39:53,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 96 [2018-04-13 13:39:53,322 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:39:53,327 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 64 treesize of output 68 [2018-04-13 13:39:53,328 INFO L267 ElimStorePlain]: Start of recursive call 57: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:39:59,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 40 [2018-04-13 13:39:59,821 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 13:40:06,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,172 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 143 treesize of output 101 [2018-04-13 13:40:06,172 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 13:40:06,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 111 [2018-04-13 13:40:06,179 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,181 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 127 treesize of output 85 [2018-04-13 13:40:06,182 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 119 [2018-04-13 13:40:06,185 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,191 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 1 case distinctions, treesize of input 143 treesize of output 111 [2018-04-13 13:40:06,192 INFO L267 ElimStorePlain]: Start of recursive call 63: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 119 [2018-04-13 13:40:06,195 INFO L267 ElimStorePlain]: Start of recursive call 64: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,197 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 119 [2018-04-13 13:40:06,199 INFO L267 ElimStorePlain]: Start of recursive call 65: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 115 [2018-04-13 13:40:06,205 INFO L267 ElimStorePlain]: Start of recursive call 66: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 115 [2018-04-13 13:40:06,212 INFO L267 ElimStorePlain]: Start of recursive call 67: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,218 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 1 case distinctions, treesize of input 157 treesize of output 119 [2018-04-13 13:40:06,219 INFO L267 ElimStorePlain]: Start of recursive call 68: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,220 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 123 treesize of output 81 [2018-04-13 13:40:06,221 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 13:40:06,226 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 1 case distinctions, treesize of input 151 treesize of output 119 [2018-04-13 13:40:06,227 INFO L267 ElimStorePlain]: Start of recursive call 70: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 111 [2018-04-13 13:40:06,231 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 13:40:06,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 119 [2018-04-13 13:40:06,237 INFO L267 ElimStorePlain]: Start of recursive call 72: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 115 [2018-04-13 13:40:06,243 INFO L267 ElimStorePlain]: Start of recursive call 73: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 115 [2018-04-13 13:40:06,250 INFO L267 ElimStorePlain]: Start of recursive call 74: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 111 [2018-04-13 13:40:06,258 INFO L267 ElimStorePlain]: Start of recursive call 75: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,261 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 115 [2018-04-13 13:40:06,262 INFO L267 ElimStorePlain]: Start of recursive call 76: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 115 [2018-04-13 13:40:06,266 INFO L267 ElimStorePlain]: Start of recursive call 77: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,273 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 1 case distinctions, treesize of input 157 treesize of output 119 [2018-04-13 13:40:06,274 INFO L267 ElimStorePlain]: Start of recursive call 78: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 161 treesize of output 123 [2018-04-13 13:40:06,282 INFO L267 ElimStorePlain]: Start of recursive call 79: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 115 [2018-04-13 13:40:06,286 INFO L267 ElimStorePlain]: Start of recursive call 80: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,288 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,289 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 147 treesize of output 105 [2018-04-13 13:40:06,290 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 13:40:06,296 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 1 case distinctions, treesize of input 161 treesize of output 123 [2018-04-13 13:40:06,297 INFO L267 ElimStorePlain]: Start of recursive call 82: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 91 [2018-04-13 13:40:06,299 INFO L267 ElimStorePlain]: Start of recursive call 83: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,301 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,302 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 153 treesize of output 111 [2018-04-13 13:40:06,302 INFO L267 ElimStorePlain]: Start of recursive call 84: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,309 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 153 treesize of output 115 [2018-04-13 13:40:06,310 INFO L267 ElimStorePlain]: Start of recursive call 85: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,317 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 1 case distinctions, treesize of input 147 treesize of output 115 [2018-04-13 13:40:06,318 INFO L267 ElimStorePlain]: Start of recursive call 86: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,324 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 153 treesize of output 115 [2018-04-13 13:40:06,325 INFO L267 ElimStorePlain]: Start of recursive call 87: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 105 [2018-04-13 13:40:06,332 INFO L267 ElimStorePlain]: Start of recursive call 88: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,335 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,336 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 167 treesize of output 119 [2018-04-13 13:40:06,336 INFO L267 ElimStorePlain]: Start of recursive call 89: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,338 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 115 [2018-04-13 13:40:06,340 INFO L267 ElimStorePlain]: Start of recursive call 90: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 115 [2018-04-13 13:40:06,347 INFO L267 ElimStorePlain]: Start of recursive call 91: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,349 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 133 treesize of output 91 [2018-04-13 13:40:06,349 INFO L267 ElimStorePlain]: Start of recursive call 92: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 107 [2018-04-13 13:40:06,356 INFO L267 ElimStorePlain]: Start of recursive call 93: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,358 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 137 treesize of output 95 [2018-04-13 13:40:06,358 INFO L267 ElimStorePlain]: Start of recursive call 94: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 119 [2018-04-13 13:40:06,362 INFO L267 ElimStorePlain]: Start of recursive call 95: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 119 [2018-04-13 13:40:06,369 INFO L267 ElimStorePlain]: Start of recursive call 96: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,375 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 135 treesize of output 103 [2018-04-13 13:40:06,376 INFO L267 ElimStorePlain]: Start of recursive call 97: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 91 [2018-04-13 13:40:06,378 INFO L267 ElimStorePlain]: Start of recursive call 98: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 115 [2018-04-13 13:40:06,386 INFO L267 ElimStorePlain]: Start of recursive call 99: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 107 [2018-04-13 13:40:06,393 INFO L267 ElimStorePlain]: Start of recursive call 100: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,399 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 1 case distinctions, treesize of input 133 treesize of output 101 [2018-04-13 13:40:06,400 INFO L267 ElimStorePlain]: Start of recursive call 101: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 129 treesize of output 97 [2018-04-13 13:40:06,406 INFO L267 ElimStorePlain]: Start of recursive call 102: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 119 [2018-04-13 13:40:06,414 INFO L267 ElimStorePlain]: Start of recursive call 103: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,420 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 133 treesize of output 101 [2018-04-13 13:40:06,421 INFO L267 ElimStorePlain]: Start of recursive call 104: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 137 treesize of output 105 [2018-04-13 13:40:06,433 INFO L267 ElimStorePlain]: Start of recursive call 105: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 115 [2018-04-13 13:40:06,438 INFO L267 ElimStorePlain]: Start of recursive call 106: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,441 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 149 treesize of output 107 [2018-04-13 13:40:06,442 INFO L267 ElimStorePlain]: Start of recursive call 107: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,449 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 139 treesize of output 107 [2018-04-13 13:40:06,450 INFO L267 ElimStorePlain]: Start of recursive call 108: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,457 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 1 case distinctions, treesize of input 167 treesize of output 123 [2018-04-13 13:40:06,458 INFO L267 ElimStorePlain]: Start of recursive call 109: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,465 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 1 case distinctions, treesize of input 157 treesize of output 119 [2018-04-13 13:40:06,466 INFO L267 ElimStorePlain]: Start of recursive call 110: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 115 [2018-04-13 13:40:06,474 INFO L267 ElimStorePlain]: Start of recursive call 111: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 123 [2018-04-13 13:40:06,477 INFO L267 ElimStorePlain]: Start of recursive call 112: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 107 [2018-04-13 13:40:06,484 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 13:40:06,490 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 1 case distinctions, treesize of input 143 treesize of output 111 [2018-04-13 13:40:06,491 INFO L267 ElimStorePlain]: Start of recursive call 114: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 153 treesize of output 115 [2018-04-13 13:40:06,498 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 13:40:06,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 119 [2018-04-13 13:40:06,505 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 13:40:06,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,509 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 153 treesize of output 111 [2018-04-13 13:40:06,509 INFO L267 ElimStorePlain]: Start of recursive call 117: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 87 [2018-04-13 13:40:06,511 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 13:40:06,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 107 [2018-04-13 13:40:06,518 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 13:40:06,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 103 [2018-04-13 13:40:06,525 INFO L267 ElimStorePlain]: Start of recursive call 120: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,529 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 167 treesize of output 119 [2018-04-13 13:40:06,530 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 13:40:06,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 107 [2018-04-13 13:40:06,539 INFO L267 ElimStorePlain]: Start of recursive call 122: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 111 [2018-04-13 13:40:06,543 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 13:40:06,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 115 [2018-04-13 13:40:06,547 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 13:40:06,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 99 [2018-04-13 13:40:06,550 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 13:40:06,558 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 1 case distinctions, treesize of input 143 treesize of output 111 [2018-04-13 13:40:06,559 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 13:40:06,565 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 143 treesize of output 111 [2018-04-13 13:40:06,566 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 13:40:06,572 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 149 treesize of output 111 [2018-04-13 13:40:06,573 INFO L267 ElimStorePlain]: Start of recursive call 128: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 115 [2018-04-13 13:40:06,580 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 13:40:06,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 111 [2018-04-13 13:40:06,587 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 13:40:06,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,591 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 149 treesize of output 107 [2018-04-13 13:40:06,591 INFO L267 ElimStorePlain]: Start of recursive call 131: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 115 [2018-04-13 13:40:06,595 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 13:40:06,597 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 111 [2018-04-13 13:40:06,599 INFO L267 ElimStorePlain]: Start of recursive call 133: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 81 [2018-04-13 13:40:06,601 INFO L267 ElimStorePlain]: Start of recursive call 134: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 123 [2018-04-13 13:40:06,605 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 13:40:06,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 95 [2018-04-13 13:40:06,608 INFO L267 ElimStorePlain]: Start of recursive call 136: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 115 [2018-04-13 13:40:06,615 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 13:40:06,622 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 129 treesize of output 97 [2018-04-13 13:40:06,623 INFO L267 ElimStorePlain]: Start of recursive call 138: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-13 13:40:06,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 119 [2018-04-13 13:40:06,627 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 13:40:06,629 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 8 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 123 [2018-04-13 13:40:06,631 INFO L267 ElimStorePlain]: Start of recursive call 140: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,638 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 1 case distinctions, treesize of input 143 treesize of output 111 [2018-04-13 13:40:06,638 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 13:40:06,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 87 [2018-04-13 13:40:06,641 INFO L267 ElimStorePlain]: Start of recursive call 142: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:40:06,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:06,645 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 167 treesize of output 119 [2018-04-13 13:40:06,645 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 13:40:31,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,312 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 136 [2018-04-13 13:40:31,312 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,323 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,326 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,327 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,328 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,337 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,338 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,348 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 100 [2018-04-13 13:40:31,351 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,354 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,354 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,360 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,361 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,366 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,367 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,370 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,375 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,376 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,381 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 116 [2018-04-13 13:40:31,382 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,385 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,390 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 119 treesize of output 112 [2018-04-13 13:40:31,390 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 120 [2018-04-13 13:40:31,394 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,397 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,399 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 125 treesize of output 112 [2018-04-13 13:40:31,399 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,407 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,411 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,411 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,413 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 129 treesize of output 116 [2018-04-13 13:40:31,414 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,420 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 119 treesize of output 112 [2018-04-13 13:40:31,421 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 116 [2018-04-13 13:40:31,428 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 108 [2018-04-13 13:40:31,431 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,437 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,438 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,441 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 120 [2018-04-13 13:40:31,442 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,448 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,453 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,454 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,457 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,457 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,463 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,463 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,465 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,466 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,466 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,468 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,469 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,475 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 104 [2018-04-13 13:40:31,477 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,482 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 123 treesize of output 116 [2018-04-13 13:40:31,483 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,484 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 121 treesize of output 108 [2018-04-13 13:40:31,484 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,486 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 117 treesize of output 104 [2018-04-13 13:40:31,486 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,489 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,489 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,491 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 121 treesize of output 108 [2018-04-13 13:40:31,491 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,492 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 117 treesize of output 104 [2018-04-13 13:40:31,493 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,498 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,499 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,502 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,506 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,509 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,509 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,515 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,516 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,522 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 136 [2018-04-13 13:40:31,522 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,528 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,529 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,532 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 116 [2018-04-13 13:40:31,532 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,539 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,542 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,548 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 116 [2018-04-13 13:40:31,549 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,555 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,556 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,558 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,559 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,565 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 131 treesize of output 124 [2018-04-13 13:40:31,566 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,572 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 131 treesize of output 124 [2018-04-13 13:40:31,573 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,575 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 113 treesize of output 100 [2018-04-13 13:40:31,575 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,578 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,578 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,585 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,591 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,591 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,598 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 116 [2018-04-13 13:40:31,601 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,607 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 123 treesize of output 116 [2018-04-13 13:40:31,607 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,613 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 123 treesize of output 116 [2018-04-13 13:40:31,614 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,620 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,630 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 119 treesize of output 112 [2018-04-13 13:40:31,631 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,633 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,634 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 108 [2018-04-13 13:40:31,636 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,641 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,642 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,644 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,645 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,645 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,665 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 100 [2018-04-13 13:40:31,667 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,674 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,675 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,682 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,688 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,691 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,692 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,698 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,704 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 112 [2018-04-13 13:40:31,706 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 120 [2018-04-13 13:40:31,709 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 116 [2018-04-13 13:40:31,715 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,722 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,728 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,734 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,734 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,741 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,741 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 136 [2018-04-13 13:40:31,745 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,752 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,755 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 120 [2018-04-13 13:40:31,758 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,761 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 120 [2018-04-13 13:40:31,762 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,769 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 116 [2018-04-13 13:40:31,772 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,778 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,779 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,786 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,794 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,801 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,809 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,816 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 116 [2018-04-13 13:40:31,818 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,821 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,821 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 112 [2018-04-13 13:40:31,823 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,830 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,837 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,843 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,847 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,853 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,853 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,859 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,861 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,863 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,865 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,866 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 132 [2018-04-13 13:40:31,866 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,873 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 116 [2018-04-13 13:40:31,881 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,884 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,885 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,888 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,889 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,896 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 127 treesize of output 120 [2018-04-13 13:40:31,896 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 120 [2018-04-13 13:40:31,900 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:31,903 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,910 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,917 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 112 [2018-04-13 13:40:31,924 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,931 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 124 [2018-04-13 13:40:31,931 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,933 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,934 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,935 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 100 [2018-04-13 13:40:31,937 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,943 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,944 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,953 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 127 treesize of output 120 [2018-04-13 13:40:31,954 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:31,960 INFO L267 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,970 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,978 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 132 [2018-04-13 13:40:31,979 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 120 [2018-04-13 13:40:31,987 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:31,989 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:31,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 136 [2018-04-13 13:40:31,991 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:31,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 128 [2018-04-13 13:40:31,998 INFO L267 ElimStorePlain]: Start of recursive call 271: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:32,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:32,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2018-04-13 13:40:32,001 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:32,008 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 116 [2018-04-13 13:40:32,008 INFO L267 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 2 xjuncts. [2018-04-13 13:40:32,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:40:32,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 128 [2018-04-13 13:40:32,012 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-04-13 13:40:32,014 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 121 treesize of output 108 [2018-04-13 13:40:32,014 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:19,722 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 528 dim-0 vars, and 132 xjuncts. [2018-04-13 13:41:51,541 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 124 treesize of output 114 [2018-04-13 13:41:51,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,543 INFO L267 ElimStorePlain]: Start of recursive call 277: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,570 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 22 treesize of output 13 [2018-04-13 13:41:51,571 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,590 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,606 INFO L267 ElimStorePlain]: Start of recursive call 276: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,609 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 124 treesize of output 114 [2018-04-13 13:41:51,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:51,611 INFO L267 ElimStorePlain]: Start of recursive call 281: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,636 INFO L267 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,663 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,663 INFO L267 ElimStorePlain]: Start of recursive call 283: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,680 INFO L267 ElimStorePlain]: Start of recursive call 280: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,683 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 124 treesize of output 114 [2018-04-13 13:41:51,684 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,685 INFO L267 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,706 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 17 treesize of output 7 [2018-04-13 13:41:51,707 INFO L267 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:51,726 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,742 INFO L267 ElimStorePlain]: Start of recursive call 284: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,745 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 124 treesize of output 110 [2018-04-13 13:41:51,747 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 17 treesize of output 7 [2018-04-13 13:41:51,747 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,768 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 17 treesize of output 7 [2018-04-13 13:41:51,769 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:51,788 INFO L267 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,810 INFO L267 ElimStorePlain]: Start of recursive call 288: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,813 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 124 treesize of output 110 [2018-04-13 13:41:51,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:51,815 INFO L267 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,838 INFO L267 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,858 INFO L267 ElimStorePlain]: Start of recursive call 295: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,875 INFO L267 ElimStorePlain]: Start of recursive call 292: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 110 [2018-04-13 13:41:51,880 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 17 treesize of output 7 [2018-04-13 13:41:51,880 INFO L267 ElimStorePlain]: Start of recursive call 297: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:51,903 INFO L267 ElimStorePlain]: Start of recursive call 298: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,924 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 17 treesize of output 7 [2018-04-13 13:41:51,924 INFO L267 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,942 INFO L267 ElimStorePlain]: Start of recursive call 296: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,945 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 124 treesize of output 110 [2018-04-13 13:41:51,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,947 INFO L267 ElimStorePlain]: Start of recursive call 301: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:51,969 INFO L267 ElimStorePlain]: Start of recursive call 302: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:51,991 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:51,991 INFO L267 ElimStorePlain]: Start of recursive call 303: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,009 INFO L267 ElimStorePlain]: Start of recursive call 300: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,013 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 124 treesize of output 110 [2018-04-13 13:41:52,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:52,014 INFO L267 ElimStorePlain]: Start of recursive call 305: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,035 INFO L267 ElimStorePlain]: Start of recursive call 306: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,053 INFO L267 ElimStorePlain]: Start of recursive call 307: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,080 INFO L267 ElimStorePlain]: Start of recursive call 304: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,086 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 124 treesize of output 110 [2018-04-13 13:41:52,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,088 INFO L267 ElimStorePlain]: Start of recursive call 309: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,109 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 22 treesize of output 13 [2018-04-13 13:41:52,110 INFO L267 ElimStorePlain]: Start of recursive call 310: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,130 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,130 INFO L267 ElimStorePlain]: Start of recursive call 311: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,147 INFO L267 ElimStorePlain]: Start of recursive call 308: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,150 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 124 treesize of output 110 [2018-04-13 13:41:52,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:52,152 INFO L267 ElimStorePlain]: Start of recursive call 313: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,181 INFO L267 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,204 INFO L267 ElimStorePlain]: Start of recursive call 315: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,219 INFO L267 ElimStorePlain]: Start of recursive call 312: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,222 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 124 treesize of output 114 [2018-04-13 13:41:52,224 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 22 treesize of output 13 [2018-04-13 13:41:52,224 INFO L267 ElimStorePlain]: Start of recursive call 317: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,246 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 17 treesize of output 7 [2018-04-13 13:41:52,246 INFO L267 ElimStorePlain]: Start of recursive call 318: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,265 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 17 treesize of output 7 [2018-04-13 13:41:52,265 INFO L267 ElimStorePlain]: Start of recursive call 319: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,281 INFO L267 ElimStorePlain]: Start of recursive call 316: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,284 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 124 treesize of output 114 [2018-04-13 13:41:52,286 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 22 treesize of output 13 [2018-04-13 13:41:52,286 INFO L267 ElimStorePlain]: Start of recursive call 321: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,307 INFO L267 ElimStorePlain]: Start of recursive call 322: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,326 INFO L267 ElimStorePlain]: Start of recursive call 323: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,341 INFO L267 ElimStorePlain]: Start of recursive call 320: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,345 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 124 treesize of output 114 [2018-04-13 13:41:52,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:52,347 INFO L267 ElimStorePlain]: Start of recursive call 325: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,369 INFO L267 ElimStorePlain]: Start of recursive call 326: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,388 INFO L267 ElimStorePlain]: Start of recursive call 327: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,405 INFO L267 ElimStorePlain]: Start of recursive call 324: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 114 [2018-04-13 13:41:52,410 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,410 INFO L267 ElimStorePlain]: Start of recursive call 329: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,433 INFO L267 ElimStorePlain]: Start of recursive call 330: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:52,452 INFO L267 ElimStorePlain]: Start of recursive call 331: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,469 INFO L267 ElimStorePlain]: Start of recursive call 328: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,473 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 124 treesize of output 114 [2018-04-13 13:41:52,474 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 17 treesize of output 7 [2018-04-13 13:41:52,474 INFO L267 ElimStorePlain]: Start of recursive call 333: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,498 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 17 treesize of output 7 [2018-04-13 13:41:52,498 INFO L267 ElimStorePlain]: Start of recursive call 334: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:52,516 INFO L267 ElimStorePlain]: Start of recursive call 335: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,531 INFO L267 ElimStorePlain]: Start of recursive call 332: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,534 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 124 treesize of output 110 [2018-04-13 13:41:52,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:52,536 INFO L267 ElimStorePlain]: Start of recursive call 337: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,555 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 17 treesize of output 7 [2018-04-13 13:41:52,555 INFO L267 ElimStorePlain]: Start of recursive call 338: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,573 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,573 INFO L267 ElimStorePlain]: Start of recursive call 339: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,588 INFO L267 ElimStorePlain]: Start of recursive call 336: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,592 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 124 treesize of output 110 [2018-04-13 13:41:52,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,593 INFO L267 ElimStorePlain]: Start of recursive call 341: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:52,614 INFO L267 ElimStorePlain]: Start of recursive call 342: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,632 INFO L267 ElimStorePlain]: Start of recursive call 343: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,647 INFO L267 ElimStorePlain]: Start of recursive call 340: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,650 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 124 treesize of output 114 [2018-04-13 13:41:52,652 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 22 treesize of output 13 [2018-04-13 13:41:52,652 INFO L267 ElimStorePlain]: Start of recursive call 345: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,674 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 17 treesize of output 7 [2018-04-13 13:41:52,674 INFO L267 ElimStorePlain]: Start of recursive call 346: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,694 INFO L267 ElimStorePlain]: Start of recursive call 347: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,711 INFO L267 ElimStorePlain]: Start of recursive call 344: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 110 [2018-04-13 13:41:52,716 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 17 treesize of output 7 [2018-04-13 13:41:52,716 INFO L267 ElimStorePlain]: Start of recursive call 349: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,735 INFO L267 ElimStorePlain]: Start of recursive call 350: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,753 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 13 [2018-04-13 13:41:52,753 INFO L267 ElimStorePlain]: Start of recursive call 351: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,769 INFO L267 ElimStorePlain]: Start of recursive call 348: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,772 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 124 treesize of output 110 [2018-04-13 13:41:52,774 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 17 treesize of output 7 [2018-04-13 13:41:52,774 INFO L267 ElimStorePlain]: Start of recursive call 353: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,793 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 22 treesize of output 13 [2018-04-13 13:41:52,793 INFO L267 ElimStorePlain]: Start of recursive call 354: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,812 INFO L267 ElimStorePlain]: Start of recursive call 355: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,828 INFO L267 ElimStorePlain]: Start of recursive call 352: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,831 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 124 treesize of output 114 [2018-04-13 13:41:52,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,839 INFO L267 ElimStorePlain]: Start of recursive call 357: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,865 INFO L267 ElimStorePlain]: Start of recursive call 358: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,887 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:52,887 INFO L267 ElimStorePlain]: Start of recursive call 359: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,903 INFO L267 ElimStorePlain]: Start of recursive call 356: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,906 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 124 treesize of output 110 [2018-04-13 13:41:52,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:52,908 INFO L267 ElimStorePlain]: Start of recursive call 361: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,929 INFO L267 ElimStorePlain]: Start of recursive call 362: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:52,949 INFO L267 ElimStorePlain]: Start of recursive call 363: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,967 INFO L267 ElimStorePlain]: Start of recursive call 360: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,970 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 124 treesize of output 114 [2018-04-13 13:41:52,972 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 22 treesize of output 13 [2018-04-13 13:41:52,972 INFO L267 ElimStorePlain]: Start of recursive call 365: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:52,994 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 17 treesize of output 7 [2018-04-13 13:41:52,995 INFO L267 ElimStorePlain]: Start of recursive call 366: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,013 INFO L267 ElimStorePlain]: Start of recursive call 367: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,029 INFO L267 ElimStorePlain]: Start of recursive call 364: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,033 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 124 treesize of output 114 [2018-04-13 13:41:53,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:53,035 INFO L267 ElimStorePlain]: Start of recursive call 369: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,057 INFO L267 ElimStorePlain]: Start of recursive call 370: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,076 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 17 treesize of output 7 [2018-04-13 13:41:53,077 INFO L267 ElimStorePlain]: Start of recursive call 371: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,094 INFO L267 ElimStorePlain]: Start of recursive call 368: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,101 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 124 treesize of output 114 [2018-04-13 13:41:53,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,103 INFO L267 ElimStorePlain]: Start of recursive call 373: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,126 INFO L267 ElimStorePlain]: Start of recursive call 374: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,146 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 22 treesize of output 13 [2018-04-13 13:41:53,147 INFO L267 ElimStorePlain]: Start of recursive call 375: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,164 INFO L267 ElimStorePlain]: Start of recursive call 372: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,168 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 124 treesize of output 114 [2018-04-13 13:41:53,169 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 17 treesize of output 7 [2018-04-13 13:41:53,170 INFO L267 ElimStorePlain]: Start of recursive call 377: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:53,202 INFO L267 ElimStorePlain]: Start of recursive call 378: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,222 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,222 INFO L267 ElimStorePlain]: Start of recursive call 379: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,239 INFO L267 ElimStorePlain]: Start of recursive call 376: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,243 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 124 treesize of output 114 [2018-04-13 13:41:53,245 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 22 treesize of output 13 [2018-04-13 13:41:53,245 INFO L267 ElimStorePlain]: Start of recursive call 381: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,268 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 17 treesize of output 7 [2018-04-13 13:41:53,268 INFO L267 ElimStorePlain]: Start of recursive call 382: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,291 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 17 treesize of output 7 [2018-04-13 13:41:53,291 INFO L267 ElimStorePlain]: Start of recursive call 383: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,309 INFO L267 ElimStorePlain]: Start of recursive call 380: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,313 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 124 treesize of output 114 [2018-04-13 13:41:53,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:53,314 INFO L267 ElimStorePlain]: Start of recursive call 385: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,354 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 17 treesize of output 7 [2018-04-13 13:41:53,354 INFO L267 ElimStorePlain]: Start of recursive call 386: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,375 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 17 treesize of output 7 [2018-04-13 13:41:53,375 INFO L267 ElimStorePlain]: Start of recursive call 387: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,392 INFO L267 ElimStorePlain]: Start of recursive call 384: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,396 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 124 treesize of output 110 [2018-04-13 13:41:53,398 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 22 treesize of output 13 [2018-04-13 13:41:53,398 INFO L267 ElimStorePlain]: Start of recursive call 389: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,420 INFO L267 ElimStorePlain]: Start of recursive call 390: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,441 INFO L267 ElimStorePlain]: Start of recursive call 391: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,458 INFO L267 ElimStorePlain]: Start of recursive call 388: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,462 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 124 treesize of output 110 [2018-04-13 13:41:53,464 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 17 treesize of output 7 [2018-04-13 13:41:53,464 INFO L267 ElimStorePlain]: Start of recursive call 393: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,486 INFO L267 ElimStorePlain]: Start of recursive call 394: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:53,506 INFO L267 ElimStorePlain]: Start of recursive call 395: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,528 INFO L267 ElimStorePlain]: Start of recursive call 392: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,531 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 124 treesize of output 114 [2018-04-13 13:41:53,533 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 22 treesize of output 13 [2018-04-13 13:41:53,533 INFO L267 ElimStorePlain]: Start of recursive call 397: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,557 INFO L267 ElimStorePlain]: Start of recursive call 398: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,576 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 17 treesize of output 7 [2018-04-13 13:41:53,576 INFO L267 ElimStorePlain]: Start of recursive call 399: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,593 INFO L267 ElimStorePlain]: Start of recursive call 396: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,596 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 124 treesize of output 110 [2018-04-13 13:41:53,597 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,598 INFO L267 ElimStorePlain]: Start of recursive call 401: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,621 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,621 INFO L267 ElimStorePlain]: Start of recursive call 402: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:53,643 INFO L267 ElimStorePlain]: Start of recursive call 403: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,661 INFO L267 ElimStorePlain]: Start of recursive call 400: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,665 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 124 treesize of output 114 [2018-04-13 13:41:53,666 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 22 treesize of output 13 [2018-04-13 13:41:53,666 INFO L267 ElimStorePlain]: Start of recursive call 405: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,691 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 17 treesize of output 7 [2018-04-13 13:41:53,691 INFO L267 ElimStorePlain]: Start of recursive call 406: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,712 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 17 treesize of output 7 [2018-04-13 13:41:53,712 INFO L267 ElimStorePlain]: Start of recursive call 407: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,731 INFO L267 ElimStorePlain]: Start of recursive call 404: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,735 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 124 treesize of output 110 [2018-04-13 13:41:53,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:53,736 INFO L267 ElimStorePlain]: Start of recursive call 409: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,759 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 17 treesize of output 7 [2018-04-13 13:41:53,759 INFO L267 ElimStorePlain]: Start of recursive call 410: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,780 INFO L267 ElimStorePlain]: Start of recursive call 411: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,796 INFO L267 ElimStorePlain]: Start of recursive call 408: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 114 [2018-04-13 13:41:53,801 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 17 treesize of output 7 [2018-04-13 13:41:53,801 INFO L267 ElimStorePlain]: Start of recursive call 413: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:53,825 INFO L267 ElimStorePlain]: Start of recursive call 414: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,847 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 17 treesize of output 7 [2018-04-13 13:41:53,847 INFO L267 ElimStorePlain]: Start of recursive call 415: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,865 INFO L267 ElimStorePlain]: Start of recursive call 412: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,868 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 124 treesize of output 114 [2018-04-13 13:41:53,870 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 17 treesize of output 7 [2018-04-13 13:41:53,870 INFO L267 ElimStorePlain]: Start of recursive call 417: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:53,895 INFO L267 ElimStorePlain]: Start of recursive call 418: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,916 INFO L267 ElimStorePlain]: Start of recursive call 419: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,934 INFO L267 ElimStorePlain]: Start of recursive call 416: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,937 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 124 treesize of output 114 [2018-04-13 13:41:53,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,939 INFO L267 ElimStorePlain]: Start of recursive call 421: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,963 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 22 treesize of output 13 [2018-04-13 13:41:53,963 INFO L267 ElimStorePlain]: Start of recursive call 422: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:53,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:53,982 INFO L267 ElimStorePlain]: Start of recursive call 423: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,000 INFO L267 ElimStorePlain]: Start of recursive call 420: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,003 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 124 treesize of output 114 [2018-04-13 13:41:54,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:54,005 INFO L267 ElimStorePlain]: Start of recursive call 425: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,030 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 17 treesize of output 7 [2018-04-13 13:41:54,030 INFO L267 ElimStorePlain]: Start of recursive call 426: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,052 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 17 treesize of output 7 [2018-04-13 13:41:54,052 INFO L267 ElimStorePlain]: Start of recursive call 427: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,071 INFO L267 ElimStorePlain]: Start of recursive call 424: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,074 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 124 treesize of output 114 [2018-04-13 13:41:54,076 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 22 treesize of output 13 [2018-04-13 13:41:54,076 INFO L267 ElimStorePlain]: Start of recursive call 429: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,101 INFO L267 ElimStorePlain]: Start of recursive call 430: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,122 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 17 treesize of output 7 [2018-04-13 13:41:54,124 INFO L267 ElimStorePlain]: Start of recursive call 431: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,142 INFO L267 ElimStorePlain]: Start of recursive call 428: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,145 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 124 treesize of output 114 [2018-04-13 13:41:54,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,147 INFO L267 ElimStorePlain]: Start of recursive call 433: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,170 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 17 treesize of output 7 [2018-04-13 13:41:54,170 INFO L267 ElimStorePlain]: Start of recursive call 434: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,191 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 22 treesize of output 13 [2018-04-13 13:41:54,191 INFO L267 ElimStorePlain]: Start of recursive call 435: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,209 INFO L267 ElimStorePlain]: Start of recursive call 432: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,212 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 124 treesize of output 114 [2018-04-13 13:41:54,214 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 17 treesize of output 7 [2018-04-13 13:41:54,214 INFO L267 ElimStorePlain]: Start of recursive call 437: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,237 INFO L267 ElimStorePlain]: Start of recursive call 438: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,257 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:54,257 INFO L267 ElimStorePlain]: Start of recursive call 439: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,274 INFO L267 ElimStorePlain]: Start of recursive call 436: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,278 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 124 treesize of output 110 [2018-04-13 13:41:54,280 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 22 treesize of output 13 [2018-04-13 13:41:54,280 INFO L267 ElimStorePlain]: Start of recursive call 441: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,302 INFO L267 ElimStorePlain]: Start of recursive call 442: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,322 INFO L267 ElimStorePlain]: Start of recursive call 443: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,340 INFO L267 ElimStorePlain]: Start of recursive call 440: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,344 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 124 treesize of output 114 [2018-04-13 13:41:54,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:54,346 INFO L267 ElimStorePlain]: Start of recursive call 445: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,369 INFO L267 ElimStorePlain]: Start of recursive call 446: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,389 INFO L267 ElimStorePlain]: Start of recursive call 447: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,405 INFO L267 ElimStorePlain]: Start of recursive call 444: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,409 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 124 treesize of output 114 [2018-04-13 13:41:54,410 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,410 INFO L267 ElimStorePlain]: Start of recursive call 449: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,433 INFO L267 ElimStorePlain]: Start of recursive call 450: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,453 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 22 treesize of output 13 [2018-04-13 13:41:54,453 INFO L267 ElimStorePlain]: Start of recursive call 451: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,471 INFO L267 ElimStorePlain]: Start of recursive call 448: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,474 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 124 treesize of output 110 [2018-04-13 13:41:54,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:54,476 INFO L267 ElimStorePlain]: Start of recursive call 453: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,497 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,497 INFO L267 ElimStorePlain]: Start of recursive call 454: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,520 INFO L267 ElimStorePlain]: Start of recursive call 455: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,537 INFO L267 ElimStorePlain]: Start of recursive call 452: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,541 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 124 treesize of output 114 [2018-04-13 13:41:54,542 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 17 treesize of output 7 [2018-04-13 13:41:54,542 INFO L267 ElimStorePlain]: Start of recursive call 457: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:54,567 INFO L267 ElimStorePlain]: Start of recursive call 458: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,589 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 17 treesize of output 7 [2018-04-13 13:41:54,589 INFO L267 ElimStorePlain]: Start of recursive call 459: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,607 INFO L267 ElimStorePlain]: Start of recursive call 456: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,611 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 124 treesize of output 110 [2018-04-13 13:41:54,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,613 INFO L267 ElimStorePlain]: Start of recursive call 461: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:54,635 INFO L267 ElimStorePlain]: Start of recursive call 462: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,657 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 17 treesize of output 7 [2018-04-13 13:41:54,657 INFO L267 ElimStorePlain]: Start of recursive call 463: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,675 INFO L267 ElimStorePlain]: Start of recursive call 460: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,678 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 124 treesize of output 110 [2018-04-13 13:41:54,680 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 17 treesize of output 7 [2018-04-13 13:41:54,680 INFO L267 ElimStorePlain]: Start of recursive call 465: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:54,703 INFO L267 ElimStorePlain]: Start of recursive call 466: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,724 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 17 treesize of output 7 [2018-04-13 13:41:54,724 INFO L267 ElimStorePlain]: Start of recursive call 467: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,741 INFO L267 ElimStorePlain]: Start of recursive call 464: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 110 [2018-04-13 13:41:54,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:54,746 INFO L267 ElimStorePlain]: Start of recursive call 469: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,769 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,769 INFO L267 ElimStorePlain]: Start of recursive call 470: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,790 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 17 treesize of output 7 [2018-04-13 13:41:54,790 INFO L267 ElimStorePlain]: Start of recursive call 471: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,808 INFO L267 ElimStorePlain]: Start of recursive call 468: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,811 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 124 treesize of output 114 [2018-04-13 13:41:54,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:54,813 INFO L267 ElimStorePlain]: Start of recursive call 473: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,839 INFO L267 ElimStorePlain]: Start of recursive call 474: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,861 INFO L267 ElimStorePlain]: Start of recursive call 475: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,878 INFO L267 ElimStorePlain]: Start of recursive call 472: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,882 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 124 treesize of output 110 [2018-04-13 13:41:54,884 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 22 treesize of output 13 [2018-04-13 13:41:54,884 INFO L267 ElimStorePlain]: Start of recursive call 477: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,908 INFO L267 ElimStorePlain]: Start of recursive call 478: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,931 INFO L267 ElimStorePlain]: Start of recursive call 479: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,949 INFO L267 ElimStorePlain]: Start of recursive call 476: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,953 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 124 treesize of output 110 [2018-04-13 13:41:54,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,955 INFO L267 ElimStorePlain]: Start of recursive call 481: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,977 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:54,977 INFO L267 ElimStorePlain]: Start of recursive call 482: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:54,997 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:54,998 INFO L267 ElimStorePlain]: Start of recursive call 483: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,016 INFO L267 ElimStorePlain]: Start of recursive call 480: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,019 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 124 treesize of output 118 [2018-04-13 13:41:55,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,021 INFO L267 ElimStorePlain]: Start of recursive call 485: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,046 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:55,046 INFO L267 ElimStorePlain]: Start of recursive call 486: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,066 INFO L267 ElimStorePlain]: Start of recursive call 487: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,084 INFO L267 ElimStorePlain]: Start of recursive call 484: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,087 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 124 treesize of output 110 [2018-04-13 13:41:55,089 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 17 treesize of output 7 [2018-04-13 13:41:55,089 INFO L267 ElimStorePlain]: Start of recursive call 489: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,111 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,111 INFO L267 ElimStorePlain]: Start of recursive call 490: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:55,132 INFO L267 ElimStorePlain]: Start of recursive call 491: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,150 INFO L267 ElimStorePlain]: Start of recursive call 488: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,153 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 124 treesize of output 110 [2018-04-13 13:41:55,155 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 22 treesize of output 13 [2018-04-13 13:41:55,155 INFO L267 ElimStorePlain]: Start of recursive call 493: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,177 INFO L267 ElimStorePlain]: Start of recursive call 494: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,197 INFO L267 ElimStorePlain]: Start of recursive call 495: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,213 INFO L267 ElimStorePlain]: Start of recursive call 492: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,217 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 124 treesize of output 114 [2018-04-13 13:41:55,218 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 22 treesize of output 13 [2018-04-13 13:41:55,219 INFO L267 ElimStorePlain]: Start of recursive call 497: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,242 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,243 INFO L267 ElimStorePlain]: Start of recursive call 498: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,269 INFO L267 ElimStorePlain]: Start of recursive call 499: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,286 INFO L267 ElimStorePlain]: Start of recursive call 496: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,290 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 124 treesize of output 114 [2018-04-13 13:41:55,291 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 22 treesize of output 13 [2018-04-13 13:41:55,292 INFO L267 ElimStorePlain]: Start of recursive call 501: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,317 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 17 treesize of output 7 [2018-04-13 13:41:55,317 INFO L267 ElimStorePlain]: Start of recursive call 502: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,337 INFO L267 ElimStorePlain]: Start of recursive call 503: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,355 INFO L267 ElimStorePlain]: Start of recursive call 500: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,359 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 124 treesize of output 114 [2018-04-13 13:41:55,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,360 INFO L267 ElimStorePlain]: Start of recursive call 505: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,384 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 17 treesize of output 7 [2018-04-13 13:41:55,384 INFO L267 ElimStorePlain]: Start of recursive call 506: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:55,405 INFO L267 ElimStorePlain]: Start of recursive call 507: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,423 INFO L267 ElimStorePlain]: Start of recursive call 504: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,426 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 124 treesize of output 110 [2018-04-13 13:41:55,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,428 INFO L267 ElimStorePlain]: Start of recursive call 509: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,450 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 22 treesize of output 13 [2018-04-13 13:41:55,450 INFO L267 ElimStorePlain]: Start of recursive call 510: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,469 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 17 treesize of output 7 [2018-04-13 13:41:55,469 INFO L267 ElimStorePlain]: Start of recursive call 511: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,486 INFO L267 ElimStorePlain]: Start of recursive call 508: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,489 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 124 treesize of output 114 [2018-04-13 13:41:55,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,491 INFO L267 ElimStorePlain]: Start of recursive call 513: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:55,514 INFO L267 ElimStorePlain]: Start of recursive call 514: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,533 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 17 treesize of output 7 [2018-04-13 13:41:55,534 INFO L267 ElimStorePlain]: Start of recursive call 515: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,557 INFO L267 ElimStorePlain]: Start of recursive call 512: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,561 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 124 treesize of output 110 [2018-04-13 13:41:55,563 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:55,563 INFO L267 ElimStorePlain]: Start of recursive call 517: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,587 INFO L267 ElimStorePlain]: Start of recursive call 518: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,607 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 17 treesize of output 7 [2018-04-13 13:41:55,608 INFO L267 ElimStorePlain]: Start of recursive call 519: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,623 INFO L267 ElimStorePlain]: Start of recursive call 516: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,627 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 124 treesize of output 110 [2018-04-13 13:41:55,629 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 17 treesize of output 7 [2018-04-13 13:41:55,629 INFO L267 ElimStorePlain]: Start of recursive call 521: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:55,651 INFO L267 ElimStorePlain]: Start of recursive call 522: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,671 INFO L267 ElimStorePlain]: Start of recursive call 523: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,688 INFO L267 ElimStorePlain]: Start of recursive call 520: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,691 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 124 treesize of output 114 [2018-04-13 13:41:55,693 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:55,693 INFO L267 ElimStorePlain]: Start of recursive call 525: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,719 INFO L267 ElimStorePlain]: Start of recursive call 526: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,740 INFO L267 ElimStorePlain]: Start of recursive call 527: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,757 INFO L267 ElimStorePlain]: Start of recursive call 524: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,760 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 124 treesize of output 110 [2018-04-13 13:41:55,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:55,762 INFO L267 ElimStorePlain]: Start of recursive call 529: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,784 INFO L267 ElimStorePlain]: Start of recursive call 530: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,803 INFO L267 ElimStorePlain]: Start of recursive call 531: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,820 INFO L267 ElimStorePlain]: Start of recursive call 528: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,823 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 124 treesize of output 110 [2018-04-13 13:41:55,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,825 INFO L267 ElimStorePlain]: Start of recursive call 533: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,847 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 22 treesize of output 13 [2018-04-13 13:41:55,847 INFO L267 ElimStorePlain]: Start of recursive call 534: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,867 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 17 treesize of output 7 [2018-04-13 13:41:55,867 INFO L267 ElimStorePlain]: Start of recursive call 535: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,885 INFO L267 ElimStorePlain]: Start of recursive call 532: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 114 [2018-04-13 13:41:55,890 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 22 treesize of output 13 [2018-04-13 13:41:55,890 INFO L267 ElimStorePlain]: Start of recursive call 537: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,914 INFO L267 ElimStorePlain]: Start of recursive call 538: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,934 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 17 treesize of output 7 [2018-04-13 13:41:55,934 INFO L267 ElimStorePlain]: Start of recursive call 539: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,951 INFO L267 ElimStorePlain]: Start of recursive call 536: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,955 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 124 treesize of output 114 [2018-04-13 13:41:55,956 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 22 treesize of output 13 [2018-04-13 13:41:55,956 INFO L267 ElimStorePlain]: Start of recursive call 541: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:55,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:55,981 INFO L267 ElimStorePlain]: Start of recursive call 542: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,001 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 17 treesize of output 7 [2018-04-13 13:41:56,002 INFO L267 ElimStorePlain]: Start of recursive call 543: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,020 INFO L267 ElimStorePlain]: Start of recursive call 540: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,023 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 124 treesize of output 110 [2018-04-13 13:41:56,024 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:56,025 INFO L267 ElimStorePlain]: Start of recursive call 545: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,047 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 17 treesize of output 7 [2018-04-13 13:41:56,048 INFO L267 ElimStorePlain]: Start of recursive call 546: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,068 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,068 INFO L267 ElimStorePlain]: Start of recursive call 547: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,087 INFO L267 ElimStorePlain]: Start of recursive call 544: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,091 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 124 treesize of output 114 [2018-04-13 13:41:56,093 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 17 treesize of output 7 [2018-04-13 13:41:56,093 INFO L267 ElimStorePlain]: Start of recursive call 549: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,116 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 22 treesize of output 13 [2018-04-13 13:41:56,116 INFO L267 ElimStorePlain]: Start of recursive call 550: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,137 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 17 treesize of output 7 [2018-04-13 13:41:56,137 INFO L267 ElimStorePlain]: Start of recursive call 551: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,154 INFO L267 ElimStorePlain]: Start of recursive call 548: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,157 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 124 treesize of output 114 [2018-04-13 13:41:56,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:56,159 INFO L267 ElimStorePlain]: Start of recursive call 553: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,183 INFO L267 ElimStorePlain]: Start of recursive call 554: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,204 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 17 treesize of output 7 [2018-04-13 13:41:56,204 INFO L267 ElimStorePlain]: Start of recursive call 555: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,222 INFO L267 ElimStorePlain]: Start of recursive call 552: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,225 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 124 treesize of output 114 [2018-04-13 13:41:56,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:56,227 INFO L267 ElimStorePlain]: Start of recursive call 557: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,250 INFO L267 ElimStorePlain]: Start of recursive call 558: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,281 INFO L267 ElimStorePlain]: Start of recursive call 559: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,298 INFO L267 ElimStorePlain]: Start of recursive call 556: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,311 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 124 treesize of output 114 [2018-04-13 13:41:56,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,314 INFO L267 ElimStorePlain]: Start of recursive call 561: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:56,343 INFO L267 ElimStorePlain]: Start of recursive call 562: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,364 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,364 INFO L267 ElimStorePlain]: Start of recursive call 563: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,381 INFO L267 ElimStorePlain]: Start of recursive call 560: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,384 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 124 treesize of output 110 [2018-04-13 13:41:56,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,386 INFO L267 ElimStorePlain]: Start of recursive call 565: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,407 INFO L267 ElimStorePlain]: Start of recursive call 566: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:56,428 INFO L267 ElimStorePlain]: Start of recursive call 567: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,445 INFO L267 ElimStorePlain]: Start of recursive call 564: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,449 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 124 treesize of output 114 [2018-04-13 13:41:56,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,451 INFO L267 ElimStorePlain]: Start of recursive call 569: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:56,484 INFO L267 ElimStorePlain]: Start of recursive call 570: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,504 INFO L267 ElimStorePlain]: Start of recursive call 571: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,522 INFO L267 ElimStorePlain]: Start of recursive call 568: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,525 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 124 treesize of output 114 [2018-04-13 13:41:56,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:56,527 INFO L267 ElimStorePlain]: Start of recursive call 573: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,550 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 17 treesize of output 7 [2018-04-13 13:41:56,550 INFO L267 ElimStorePlain]: Start of recursive call 574: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,571 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,571 INFO L267 ElimStorePlain]: Start of recursive call 575: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,587 INFO L267 ElimStorePlain]: Start of recursive call 572: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,595 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 124 treesize of output 110 [2018-04-13 13:41:56,597 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:56,597 INFO L267 ElimStorePlain]: Start of recursive call 577: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,619 INFO L267 ElimStorePlain]: Start of recursive call 578: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,640 INFO L267 ElimStorePlain]: Start of recursive call 579: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,658 INFO L267 ElimStorePlain]: Start of recursive call 576: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,661 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 124 treesize of output 114 [2018-04-13 13:41:56,663 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,663 INFO L267 ElimStorePlain]: Start of recursive call 581: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:56,687 INFO L267 ElimStorePlain]: Start of recursive call 582: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,707 INFO L267 ElimStorePlain]: Start of recursive call 583: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,725 INFO L267 ElimStorePlain]: Start of recursive call 580: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,728 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 124 treesize of output 110 [2018-04-13 13:41:56,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:56,730 INFO L267 ElimStorePlain]: Start of recursive call 585: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,753 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 17 treesize of output 7 [2018-04-13 13:41:56,754 INFO L267 ElimStorePlain]: Start of recursive call 586: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,774 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 17 treesize of output 7 [2018-04-13 13:41:56,774 INFO L267 ElimStorePlain]: Start of recursive call 587: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,792 INFO L267 ElimStorePlain]: Start of recursive call 584: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,796 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 124 treesize of output 114 [2018-04-13 13:41:56,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:56,798 INFO L267 ElimStorePlain]: Start of recursive call 589: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,821 INFO L267 ElimStorePlain]: Start of recursive call 590: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,841 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 17 treesize of output 7 [2018-04-13 13:41:56,841 INFO L267 ElimStorePlain]: Start of recursive call 591: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,860 INFO L267 ElimStorePlain]: Start of recursive call 588: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,864 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 124 treesize of output 114 [2018-04-13 13:41:56,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,866 INFO L267 ElimStorePlain]: Start of recursive call 593: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:56,889 INFO L267 ElimStorePlain]: Start of recursive call 594: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,910 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 17 treesize of output 7 [2018-04-13 13:41:56,910 INFO L267 ElimStorePlain]: Start of recursive call 595: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,926 INFO L267 ElimStorePlain]: Start of recursive call 592: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,930 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 124 treesize of output 114 [2018-04-13 13:41:56,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,931 INFO L267 ElimStorePlain]: Start of recursive call 597: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:56,955 INFO L267 ElimStorePlain]: Start of recursive call 598: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,975 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 22 treesize of output 13 [2018-04-13 13:41:56,976 INFO L267 ElimStorePlain]: Start of recursive call 599: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:56,996 INFO L267 ElimStorePlain]: Start of recursive call 596: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 114 [2018-04-13 13:41:57,002 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 22 treesize of output 13 [2018-04-13 13:41:57,002 INFO L267 ElimStorePlain]: Start of recursive call 601: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,026 INFO L267 ElimStorePlain]: Start of recursive call 602: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,047 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 17 treesize of output 7 [2018-04-13 13:41:57,048 INFO L267 ElimStorePlain]: Start of recursive call 603: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,064 INFO L267 ElimStorePlain]: Start of recursive call 600: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 114 [2018-04-13 13:41:57,069 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 22 treesize of output 13 [2018-04-13 13:41:57,069 INFO L267 ElimStorePlain]: Start of recursive call 605: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,091 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,091 INFO L267 ElimStorePlain]: Start of recursive call 606: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,112 INFO L267 ElimStorePlain]: Start of recursive call 607: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,134 INFO L267 ElimStorePlain]: Start of recursive call 604: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,138 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 124 treesize of output 110 [2018-04-13 13:41:57,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,140 INFO L267 ElimStorePlain]: Start of recursive call 609: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,162 INFO L267 ElimStorePlain]: Start of recursive call 610: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,180 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 22 treesize of output 13 [2018-04-13 13:41:57,181 INFO L267 ElimStorePlain]: Start of recursive call 611: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,198 INFO L267 ElimStorePlain]: Start of recursive call 608: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,202 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 124 treesize of output 114 [2018-04-13 13:41:57,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,203 INFO L267 ElimStorePlain]: Start of recursive call 613: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,225 INFO L267 ElimStorePlain]: Start of recursive call 614: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,246 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 22 treesize of output 13 [2018-04-13 13:41:57,246 INFO L267 ElimStorePlain]: Start of recursive call 615: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,262 INFO L267 ElimStorePlain]: Start of recursive call 612: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,265 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 124 treesize of output 114 [2018-04-13 13:41:57,266 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 22 treesize of output 13 [2018-04-13 13:41:57,267 INFO L267 ElimStorePlain]: Start of recursive call 617: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,288 INFO L267 ElimStorePlain]: Start of recursive call 618: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,307 INFO L267 ElimStorePlain]: Start of recursive call 619: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,323 INFO L267 ElimStorePlain]: Start of recursive call 616: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,327 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 124 treesize of output 110 [2018-04-13 13:41:57,328 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 17 treesize of output 7 [2018-04-13 13:41:57,329 INFO L267 ElimStorePlain]: Start of recursive call 621: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,350 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 22 treesize of output 13 [2018-04-13 13:41:57,350 INFO L267 ElimStorePlain]: Start of recursive call 622: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,370 INFO L267 ElimStorePlain]: Start of recursive call 623: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,385 INFO L267 ElimStorePlain]: Start of recursive call 620: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,389 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 124 treesize of output 114 [2018-04-13 13:41:57,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,390 INFO L267 ElimStorePlain]: Start of recursive call 625: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:57,413 INFO L267 ElimStorePlain]: Start of recursive call 626: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,431 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 17 treesize of output 7 [2018-04-13 13:41:57,432 INFO L267 ElimStorePlain]: Start of recursive call 627: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,448 INFO L267 ElimStorePlain]: Start of recursive call 624: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,452 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 124 treesize of output 114 [2018-04-13 13:41:57,453 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 22 treesize of output 13 [2018-04-13 13:41:57,454 INFO L267 ElimStorePlain]: Start of recursive call 629: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,476 INFO L267 ElimStorePlain]: Start of recursive call 630: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,496 INFO L267 ElimStorePlain]: Start of recursive call 631: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,512 INFO L267 ElimStorePlain]: Start of recursive call 628: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,516 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 124 treesize of output 114 [2018-04-13 13:41:57,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:57,517 INFO L267 ElimStorePlain]: Start of recursive call 633: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,542 INFO L267 ElimStorePlain]: Start of recursive call 634: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,561 INFO L267 ElimStorePlain]: Start of recursive call 635: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,580 INFO L267 ElimStorePlain]: Start of recursive call 632: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,584 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 124 treesize of output 110 [2018-04-13 13:41:57,586 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,586 INFO L267 ElimStorePlain]: Start of recursive call 637: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,609 INFO L267 ElimStorePlain]: Start of recursive call 638: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,630 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 22 treesize of output 13 [2018-04-13 13:41:57,630 INFO L267 ElimStorePlain]: Start of recursive call 639: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,648 INFO L267 ElimStorePlain]: Start of recursive call 636: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 110 [2018-04-13 13:41:57,653 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 17 treesize of output 7 [2018-04-13 13:41:57,653 INFO L267 ElimStorePlain]: Start of recursive call 641: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:57,676 INFO L267 ElimStorePlain]: Start of recursive call 642: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,696 INFO L267 ElimStorePlain]: Start of recursive call 643: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,713 INFO L267 ElimStorePlain]: Start of recursive call 640: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,716 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 124 treesize of output 114 [2018-04-13 13:41:57,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:57,718 INFO L267 ElimStorePlain]: Start of recursive call 645: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,742 INFO L267 ElimStorePlain]: Start of recursive call 646: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,763 INFO L267 ElimStorePlain]: Start of recursive call 647: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,780 INFO L267 ElimStorePlain]: Start of recursive call 644: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,784 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 124 treesize of output 110 [2018-04-13 13:41:57,785 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 17 treesize of output 7 [2018-04-13 13:41:57,786 INFO L267 ElimStorePlain]: Start of recursive call 649: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,808 INFO L267 ElimStorePlain]: Start of recursive call 650: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:57,829 INFO L267 ElimStorePlain]: Start of recursive call 651: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,847 INFO L267 ElimStorePlain]: Start of recursive call 648: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,851 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 124 treesize of output 114 [2018-04-13 13:41:57,852 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:57,853 INFO L267 ElimStorePlain]: Start of recursive call 653: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,875 INFO L267 ElimStorePlain]: Start of recursive call 654: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,896 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 17 treesize of output 7 [2018-04-13 13:41:57,896 INFO L267 ElimStorePlain]: Start of recursive call 655: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,914 INFO L267 ElimStorePlain]: Start of recursive call 652: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,918 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 124 treesize of output 114 [2018-04-13 13:41:57,920 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 22 treesize of output 13 [2018-04-13 13:41:57,920 INFO L267 ElimStorePlain]: Start of recursive call 657: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,946 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,946 INFO L267 ElimStorePlain]: Start of recursive call 658: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,967 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:57,967 INFO L267 ElimStorePlain]: Start of recursive call 659: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,984 INFO L267 ElimStorePlain]: Start of recursive call 656: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:57,988 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 124 treesize of output 110 [2018-04-13 13:41:57,989 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 22 treesize of output 13 [2018-04-13 13:41:57,990 INFO L267 ElimStorePlain]: Start of recursive call 661: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,012 INFO L267 ElimStorePlain]: Start of recursive call 662: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,033 INFO L267 ElimStorePlain]: Start of recursive call 663: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,051 INFO L267 ElimStorePlain]: Start of recursive call 660: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,054 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 124 treesize of output 114 [2018-04-13 13:41:58,056 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 17 treesize of output 7 [2018-04-13 13:41:58,056 INFO L267 ElimStorePlain]: Start of recursive call 665: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:58,079 INFO L267 ElimStorePlain]: Start of recursive call 666: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,100 INFO L267 ElimStorePlain]: Start of recursive call 667: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,118 INFO L267 ElimStorePlain]: Start of recursive call 664: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,121 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 124 treesize of output 114 [2018-04-13 13:41:58,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,123 INFO L267 ElimStorePlain]: Start of recursive call 669: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:58,148 INFO L267 ElimStorePlain]: Start of recursive call 670: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,168 INFO L267 ElimStorePlain]: Start of recursive call 671: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,186 INFO L267 ElimStorePlain]: Start of recursive call 668: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,189 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 124 treesize of output 114 [2018-04-13 13:41:58,191 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 22 treesize of output 13 [2018-04-13 13:41:58,191 INFO L267 ElimStorePlain]: Start of recursive call 673: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,217 INFO L267 ElimStorePlain]: Start of recursive call 674: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,238 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 17 treesize of output 7 [2018-04-13 13:41:58,239 INFO L267 ElimStorePlain]: Start of recursive call 675: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,256 INFO L267 ElimStorePlain]: Start of recursive call 672: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,259 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 124 treesize of output 114 [2018-04-13 13:41:58,261 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 22 treesize of output 13 [2018-04-13 13:41:58,261 INFO L267 ElimStorePlain]: Start of recursive call 677: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,287 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 17 treesize of output 7 [2018-04-13 13:41:58,288 INFO L267 ElimStorePlain]: Start of recursive call 678: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,308 INFO L267 ElimStorePlain]: Start of recursive call 679: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,325 INFO L267 ElimStorePlain]: Start of recursive call 676: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,329 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 124 treesize of output 110 [2018-04-13 13:41:58,330 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 17 treesize of output 7 [2018-04-13 13:41:58,330 INFO L267 ElimStorePlain]: Start of recursive call 681: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:58,352 INFO L267 ElimStorePlain]: Start of recursive call 682: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,373 INFO L267 ElimStorePlain]: Start of recursive call 683: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,397 INFO L267 ElimStorePlain]: Start of recursive call 680: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,401 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 124 treesize of output 110 [2018-04-13 13:41:58,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,403 INFO L267 ElimStorePlain]: Start of recursive call 685: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:58,425 INFO L267 ElimStorePlain]: Start of recursive call 686: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,445 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 17 treesize of output 7 [2018-04-13 13:41:58,445 INFO L267 ElimStorePlain]: Start of recursive call 687: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,462 INFO L267 ElimStorePlain]: Start of recursive call 684: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,465 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 124 treesize of output 114 [2018-04-13 13:41:58,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,467 INFO L267 ElimStorePlain]: Start of recursive call 689: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,489 INFO L267 ElimStorePlain]: Start of recursive call 690: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:58,508 INFO L267 ElimStorePlain]: Start of recursive call 691: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,525 INFO L267 ElimStorePlain]: Start of recursive call 688: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,528 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 124 treesize of output 114 [2018-04-13 13:41:58,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:58,529 INFO L267 ElimStorePlain]: Start of recursive call 693: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,551 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,551 INFO L267 ElimStorePlain]: Start of recursive call 694: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,569 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 17 treesize of output 7 [2018-04-13 13:41:58,569 INFO L267 ElimStorePlain]: Start of recursive call 695: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,586 INFO L267 ElimStorePlain]: Start of recursive call 692: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,589 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 124 treesize of output 114 [2018-04-13 13:41:58,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,591 INFO L267 ElimStorePlain]: Start of recursive call 697: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,613 INFO L267 ElimStorePlain]: Start of recursive call 698: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,636 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:58,636 INFO L267 ElimStorePlain]: Start of recursive call 699: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,653 INFO L267 ElimStorePlain]: Start of recursive call 696: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,657 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 124 treesize of output 110 [2018-04-13 13:41:58,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,659 INFO L267 ElimStorePlain]: Start of recursive call 701: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:58,687 INFO L267 ElimStorePlain]: Start of recursive call 702: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,706 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 17 treesize of output 7 [2018-04-13 13:41:58,707 INFO L267 ElimStorePlain]: Start of recursive call 703: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,723 INFO L267 ElimStorePlain]: Start of recursive call 700: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,727 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 124 treesize of output 114 [2018-04-13 13:41:58,728 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 22 treesize of output 13 [2018-04-13 13:41:58,729 INFO L267 ElimStorePlain]: Start of recursive call 705: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,752 INFO L267 ElimStorePlain]: Start of recursive call 706: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,772 INFO L267 ElimStorePlain]: Start of recursive call 707: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,790 INFO L267 ElimStorePlain]: Start of recursive call 704: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,793 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 124 treesize of output 114 [2018-04-13 13:41:58,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:58,795 INFO L267 ElimStorePlain]: Start of recursive call 709: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,823 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 17 treesize of output 7 [2018-04-13 13:41:58,824 INFO L267 ElimStorePlain]: Start of recursive call 710: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,844 INFO L267 ElimStorePlain]: Start of recursive call 711: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,862 INFO L267 ElimStorePlain]: Start of recursive call 708: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,866 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 124 treesize of output 114 [2018-04-13 13:41:58,867 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 22 treesize of output 13 [2018-04-13 13:41:58,867 INFO L267 ElimStorePlain]: Start of recursive call 713: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,891 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,891 INFO L267 ElimStorePlain]: Start of recursive call 714: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,910 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 17 treesize of output 7 [2018-04-13 13:41:58,910 INFO L267 ElimStorePlain]: Start of recursive call 715: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,927 INFO L267 ElimStorePlain]: Start of recursive call 712: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,931 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 124 treesize of output 110 [2018-04-13 13:41:58,933 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 22 treesize of output 13 [2018-04-13 13:41:58,933 INFO L267 ElimStorePlain]: Start of recursive call 717: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:58,955 INFO L267 ElimStorePlain]: Start of recursive call 718: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,975 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 17 treesize of output 7 [2018-04-13 13:41:58,976 INFO L267 ElimStorePlain]: Start of recursive call 719: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,995 INFO L267 ElimStorePlain]: Start of recursive call 716: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:58,999 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 124 treesize of output 114 [2018-04-13 13:41:59,001 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 22 treesize of output 13 [2018-04-13 13:41:59,001 INFO L267 ElimStorePlain]: Start of recursive call 721: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,024 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,024 INFO L267 ElimStorePlain]: Start of recursive call 722: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,044 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 17 treesize of output 7 [2018-04-13 13:41:59,045 INFO L267 ElimStorePlain]: Start of recursive call 723: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,061 INFO L267 ElimStorePlain]: Start of recursive call 720: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,065 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 124 treesize of output 110 [2018-04-13 13:41:59,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,066 INFO L267 ElimStorePlain]: Start of recursive call 725: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,087 INFO L267 ElimStorePlain]: Start of recursive call 726: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:41:59,106 INFO L267 ElimStorePlain]: Start of recursive call 727: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,122 INFO L267 ElimStorePlain]: Start of recursive call 724: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,125 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 124 treesize of output 114 [2018-04-13 13:41:59,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,127 INFO L267 ElimStorePlain]: Start of recursive call 729: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,152 INFO L267 ElimStorePlain]: Start of recursive call 730: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,175 INFO L267 ElimStorePlain]: Start of recursive call 731: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,194 INFO L267 ElimStorePlain]: Start of recursive call 728: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,198 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 124 treesize of output 114 [2018-04-13 13:41:59,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,200 INFO L267 ElimStorePlain]: Start of recursive call 733: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,225 INFO L267 ElimStorePlain]: Start of recursive call 734: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,247 INFO L267 ElimStorePlain]: Start of recursive call 735: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,266 INFO L267 ElimStorePlain]: Start of recursive call 732: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,270 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 124 treesize of output 110 [2018-04-13 13:41:59,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,272 INFO L267 ElimStorePlain]: Start of recursive call 737: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,296 INFO L267 ElimStorePlain]: Start of recursive call 738: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,318 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 17 treesize of output 7 [2018-04-13 13:41:59,318 INFO L267 ElimStorePlain]: Start of recursive call 739: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,341 INFO L267 ElimStorePlain]: Start of recursive call 736: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,345 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 124 treesize of output 114 [2018-04-13 13:41:59,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,347 INFO L267 ElimStorePlain]: Start of recursive call 741: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,369 INFO L267 ElimStorePlain]: Start of recursive call 742: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,389 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:59,389 INFO L267 ElimStorePlain]: Start of recursive call 743: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,407 INFO L267 ElimStorePlain]: Start of recursive call 740: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,410 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 124 treesize of output 114 [2018-04-13 13:41:59,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,412 INFO L267 ElimStorePlain]: Start of recursive call 745: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,436 INFO L267 ElimStorePlain]: Start of recursive call 746: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,456 INFO L267 ElimStorePlain]: Start of recursive call 747: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,473 INFO L267 ElimStorePlain]: Start of recursive call 744: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,477 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 124 treesize of output 114 [2018-04-13 13:41:59,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,479 INFO L267 ElimStorePlain]: Start of recursive call 749: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,502 INFO L267 ElimStorePlain]: Start of recursive call 750: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,522 INFO L267 ElimStorePlain]: Start of recursive call 751: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,539 INFO L267 ElimStorePlain]: Start of recursive call 748: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 114 [2018-04-13 13:41:59,545 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 22 treesize of output 13 [2018-04-13 13:41:59,545 INFO L267 ElimStorePlain]: Start of recursive call 753: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,568 INFO L267 ElimStorePlain]: Start of recursive call 754: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,588 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 17 treesize of output 7 [2018-04-13 13:41:59,589 INFO L267 ElimStorePlain]: Start of recursive call 755: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,606 INFO L267 ElimStorePlain]: Start of recursive call 752: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,610 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 124 treesize of output 114 [2018-04-13 13:41:59,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,612 INFO L267 ElimStorePlain]: Start of recursive call 757: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,635 INFO L267 ElimStorePlain]: Start of recursive call 758: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,656 INFO L267 ElimStorePlain]: Start of recursive call 759: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,675 INFO L267 ElimStorePlain]: Start of recursive call 756: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,678 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 124 treesize of output 114 [2018-04-13 13:41:59,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,679 INFO L267 ElimStorePlain]: Start of recursive call 761: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,702 INFO L267 ElimStorePlain]: Start of recursive call 762: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,723 INFO L267 ElimStorePlain]: Start of recursive call 763: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,740 INFO L267 ElimStorePlain]: Start of recursive call 760: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,743 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 124 treesize of output 110 [2018-04-13 13:41:59,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,745 INFO L267 ElimStorePlain]: Start of recursive call 765: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,767 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 17 treesize of output 7 [2018-04-13 13:41:59,767 INFO L267 ElimStorePlain]: Start of recursive call 766: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,787 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 17 treesize of output 7 [2018-04-13 13:41:59,787 INFO L267 ElimStorePlain]: Start of recursive call 767: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,805 INFO L267 ElimStorePlain]: Start of recursive call 764: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,808 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 124 treesize of output 110 [2018-04-13 13:41:59,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,810 INFO L267 ElimStorePlain]: Start of recursive call 769: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,832 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 17 treesize of output 7 [2018-04-13 13:41:59,832 INFO L267 ElimStorePlain]: Start of recursive call 770: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,852 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-13 13:41:59,852 INFO L267 ElimStorePlain]: Start of recursive call 771: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,869 INFO L267 ElimStorePlain]: Start of recursive call 768: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,873 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 124 treesize of output 114 [2018-04-13 13:41:59,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,875 INFO L267 ElimStorePlain]: Start of recursive call 773: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,898 INFO L267 ElimStorePlain]: Start of recursive call 774: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:41:59,919 INFO L267 ElimStorePlain]: Start of recursive call 775: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,936 INFO L267 ElimStorePlain]: Start of recursive call 772: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,939 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 124 treesize of output 114 [2018-04-13 13:41:59,941 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 22 treesize of output 13 [2018-04-13 13:41:59,941 INFO L267 ElimStorePlain]: Start of recursive call 777: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,965 INFO L267 ElimStorePlain]: Start of recursive call 778: End of recursive call: and 1 xjuncts. [2018-04-13 13:41:59,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:41:59,985 INFO L267 ElimStorePlain]: Start of recursive call 779: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,005 INFO L267 ElimStorePlain]: Start of recursive call 776: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,008 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 124 treesize of output 114 [2018-04-13 13:42:00,009 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 17 treesize of output 7 [2018-04-13 13:42:00,010 INFO L267 ElimStorePlain]: Start of recursive call 781: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,031 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 22 treesize of output 13 [2018-04-13 13:42:00,031 INFO L267 ElimStorePlain]: Start of recursive call 782: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,050 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 17 treesize of output 7 [2018-04-13 13:42:00,050 INFO L267 ElimStorePlain]: Start of recursive call 783: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,066 INFO L267 ElimStorePlain]: Start of recursive call 780: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,070 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 124 treesize of output 114 [2018-04-13 13:42:00,071 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 22 treesize of output 13 [2018-04-13 13:42:00,072 INFO L267 ElimStorePlain]: Start of recursive call 785: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:42:00,093 INFO L267 ElimStorePlain]: Start of recursive call 786: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:42:00,112 INFO L267 ElimStorePlain]: Start of recursive call 787: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,129 INFO L267 ElimStorePlain]: Start of recursive call 784: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,133 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 124 treesize of output 114 [2018-04-13 13:42:00,134 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 17 treesize of output 7 [2018-04-13 13:42:00,134 INFO L267 ElimStorePlain]: Start of recursive call 789: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,158 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 17 treesize of output 7 [2018-04-13 13:42:00,158 INFO L267 ElimStorePlain]: Start of recursive call 790: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-13 13:42:00,178 INFO L267 ElimStorePlain]: Start of recursive call 791: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,195 INFO L267 ElimStorePlain]: Start of recursive call 788: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,199 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 124 treesize of output 110 [2018-04-13 13:42:00,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:42:00,201 INFO L267 ElimStorePlain]: Start of recursive call 793: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-13 13:42:00,224 INFO L267 ElimStorePlain]: Start of recursive call 794: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,244 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 17 treesize of output 7 [2018-04-13 13:42:00,244 INFO L267 ElimStorePlain]: Start of recursive call 795: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,261 INFO L267 ElimStorePlain]: Start of recursive call 792: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,264 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 124 treesize of output 114 [2018-04-13 13:42:00,266 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 17 treesize of output 7 [2018-04-13 13:42:00,266 INFO L267 ElimStorePlain]: Start of recursive call 797: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,289 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 22 treesize of output 13 [2018-04-13 13:42:00,289 INFO L267 ElimStorePlain]: Start of recursive call 798: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:42:00,310 INFO L267 ElimStorePlain]: Start of recursive call 799: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,330 INFO L267 ElimStorePlain]: Start of recursive call 796: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,334 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 124 treesize of output 114 [2018-04-13 13:42:00,336 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 22 treesize of output 13 [2018-04-13 13:42:00,336 INFO L267 ElimStorePlain]: Start of recursive call 801: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:42:00,361 INFO L267 ElimStorePlain]: Start of recursive call 802: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:42:00,382 INFO L267 ElimStorePlain]: Start of recursive call 803: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:00,398 INFO L267 ElimStorePlain]: Start of recursive call 800: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:42:22,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,698 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,700 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,701 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,708 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:22,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 457 treesize of output 330 [2018-04-13 13:42:22,722 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 98 [2018-04-13 13:42:22,724 INFO L267 ElimStorePlain]: Start of recursive call 805: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-13 13:42:22,771 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 47 treesize of output 34 [2018-04-13 13:42:22,771 INFO L267 ElimStorePlain]: Start of recursive call 806: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:22,795 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 38 [2018-04-13 13:42:22,796 INFO L267 ElimStorePlain]: Start of recursive call 807: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:42:22,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 35 [2018-04-13 13:42:22,820 INFO L267 ElimStorePlain]: Start of recursive call 808: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:42:22,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 46 [2018-04-13 13:42:22,843 INFO L267 ElimStorePlain]: Start of recursive call 809: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:42:22,864 INFO L267 ElimStorePlain]: Start of recursive call 804: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:42:43,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,024 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,033 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:42:43,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 441 treesize of output 324 [2018-04-13 13:42:43,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-04-13 13:42:43,037 INFO L267 ElimStorePlain]: Start of recursive call 811: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:43,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 102 [2018-04-13 13:42:43,072 INFO L267 ElimStorePlain]: Start of recursive call 812: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:42:43,096 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 70 treesize of output 40 [2018-04-13 13:42:43,096 INFO L267 ElimStorePlain]: Start of recursive call 813: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:42:43,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 22 [2018-04-13 13:42:43,117 INFO L267 ElimStorePlain]: Start of recursive call 814: End of recursive call: and 1 xjuncts. [2018-04-13 13:42:43,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-13 13:42:43,137 INFO L267 ElimStorePlain]: Start of recursive call 815: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:42:43,155 INFO L267 ElimStorePlain]: Start of recursive call 810: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:43:02,570 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 115 treesize of output 101 [2018-04-13 13:43:02,571 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:43:02,571 INFO L267 ElimStorePlain]: Start of recursive call 817: End of recursive call: and 1 xjuncts. [2018-04-13 13:43:02,592 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:43:02,592 INFO L267 ElimStorePlain]: Start of recursive call 818: End of recursive call: and 1 xjuncts. [2018-04-13 13:43:02,610 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 22 treesize of output 13 [2018-04-13 13:43:02,610 INFO L267 ElimStorePlain]: Start of recursive call 819: End of recursive call: and 1 xjuncts. [2018-04-13 13:43:02,624 INFO L267 ElimStorePlain]: Start of recursive call 816: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:43:21,706 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 107 treesize of output 95 [2018-04-13 13:43:21,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:43:21,707 INFO L267 ElimStorePlain]: Start of recursive call 821: End of recursive call: and 1 xjuncts. [2018-04-13 13:43:21,724 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 22 treesize of output 13 [2018-04-13 13:43:21,724 INFO L267 ElimStorePlain]: Start of recursive call 822: End of recursive call: and 1 xjuncts. [2018-04-13 13:43:21,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:43:21,740 INFO L267 ElimStorePlain]: Start of recursive call 823: End of recursive call: and 1 xjuncts. [2018-04-13 13:43:21,753 INFO L267 ElimStorePlain]: Start of recursive call 820: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:43:40,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,347 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,352 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,353 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,355 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:43:40,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 493 treesize of output 326 [2018-04-13 13:43:40,370 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 90 [2018-04-13 13:43:40,371 INFO L267 ElimStorePlain]: Start of recursive call 825: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 7 xjuncts. [2018-04-13 13:43:40,427 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 51 treesize of output 40 [2018-04-13 13:43:40,427 INFO L267 ElimStorePlain]: Start of recursive call 826: End of recursive call: and 1 xjuncts. [2018-04-13 13:43:40,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2018-04-13 13:43:40,449 INFO L267 ElimStorePlain]: Start of recursive call 827: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:43:40,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 44 [2018-04-13 13:43:40,469 INFO L267 ElimStorePlain]: Start of recursive call 828: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:43:40,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 46 [2018-04-13 13:43:40,491 INFO L267 ElimStorePlain]: Start of recursive call 829: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-13 13:43:40,511 INFO L267 ElimStorePlain]: Start of recursive call 824: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-13 13:44:01,573 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 107 treesize of output 95 [2018-04-13 13:44:01,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13:44:01,575 INFO L267 ElimStorePlain]: Start of recursive call 831: End of recursive call: and 1 xjuncts. [2018-04-13 13:44:01,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-13 13:44:01,599 INFO L267 ElimStorePlain]: Start of recursive call 832: End of recursive call: and 1 xjuncts. [2018-04-13 13:44:01,630 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 17 treesize of output 7 [2018-04-13 13:44:01,631 INFO L267 ElimStorePlain]: Start of recursive call 833: End of recursive call: and 1 xjuncts. [2018-04-13 13:44:01,650 INFO L267 ElimStorePlain]: Start of recursive call 830: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-13 13:44:21,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,767 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,769 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-13 13:44:21,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 380 treesize of output 365 [2018-04-13 13:44:21,827 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 177 treesize of output 209 [2018-04-13 13:44:21,828 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2018-04-13 13:44:22,897 INFO L267 ElimStorePlain]: Start of recursive call 835: 4329 dim-0 vars, End of recursive call: 4329 dim-0 vars, and 909 xjuncts. Received shutdown request... [2018-04-13 13:47:40,407 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-13 13:47:40,407 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-13 13:47:40,410 WARN L197 ceAbstractionStarter]: Timeout [2018-04-13 13:47:40,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 01:47:40 BoogieIcfgContainer [2018-04-13 13:47:40,411 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 13:47:40,411 INFO L168 Benchmark]: Toolchain (without parser) took 835193.86 ms. Allocated memory was 391.1 MB in the beginning and 644.3 MB in the end (delta: 253.2 MB). Free memory was 327.3 MB in the beginning and 504.7 MB in the end (delta: -177.3 MB). Peak memory consumption was 502.7 MB. Max. memory is 5.3 GB. [2018-04-13 13:47:40,412 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 391.1 MB. Free memory is still 353.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 13:47:40,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.35 ms. Allocated memory is still 391.1 MB. Free memory was 326.0 MB in the beginning and 299.6 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB. [2018-04-13 13:47:40,413 INFO L168 Benchmark]: Boogie Preprocessor took 41.08 ms. Allocated memory is still 391.1 MB. Free memory was 299.6 MB in the beginning and 296.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 13:47:40,413 INFO L168 Benchmark]: RCFGBuilder took 501.38 ms. Allocated memory was 391.1 MB in the beginning and 586.7 MB in the end (delta: 195.6 MB). Free memory was 296.9 MB in the beginning and 510.2 MB in the end (delta: -213.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 5.3 GB. [2018-04-13 13:47:40,413 INFO L168 Benchmark]: TraceAbstraction took 834390.11 ms. Allocated memory was 586.7 MB in the beginning and 644.3 MB in the end (delta: 57.7 MB). Free memory was 510.2 MB in the beginning and 504.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 490.0 MB. Max. memory is 5.3 GB. [2018-04-13 13:47:40,415 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 391.1 MB. Free memory is still 353.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 258.35 ms. Allocated memory is still 391.1 MB. Free memory was 326.0 MB in the beginning and 299.6 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 41.08 ms. Allocated memory is still 391.1 MB. Free memory was 299.6 MB in the beginning and 296.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 501.38 ms. Allocated memory was 391.1 MB in the beginning and 586.7 MB in the end (delta: 195.6 MB). Free memory was 296.9 MB in the beginning and 510.2 MB in the end (delta: -213.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 834390.11 ms. Allocated memory was 586.7 MB in the beginning and 644.3 MB in the end (delta: 57.7 MB). Free memory was 510.2 MB in the beginning and 504.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 490.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1015). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 994]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 994). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1030). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 994]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 994). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1015). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 993]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 993). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1004]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1004). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1034). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1030). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 989). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1004]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1004). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1034). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was analyzing trace of length 87 with TraceHistMax 5, 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 38912. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 120 locations, 45 error locations. TIMEOUT Result, 834.3s OverallTime, 60 OverallIterations, 5 TraceHistogramMax, 286.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4770 SDtfs, 21882 SDslu, 44069 SDs, 0 SdLazy, 60374 SolverSat, 3199 SolverUnsat, 1137 SolverUnknown, 0 SolverNotchecked, 77.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4187 GetRequests, 2187 SyntacticMatches, 30 SemanticMatches, 1970 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16842 ImplicationChecksByTransitivity, 224.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=301occurred in iteration=58, 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: 0.1s AutomataMinimizationTime, 59 MinimizatonAttempts, 3416 StatesRemovedByMinimization, 56 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 70.2s InterpolantComputationTime, 6551 NumberOfCodeBlocks, 6534 NumberOfCodeBlocksAsserted, 151 NumberOfCheckSat, 3535 ConstructedInterpolants, 1927 QuantifiedInterpolants, 23087083 SizeOfPredicates, 1039 NumberOfNonLiveVariables, 11473 ConjunctsInSsa, 2718 ConjunctsInUnsatCore, 62 InterpolantComputations, 16 PerfectInterpolantSequences, 128/1471 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-token_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_13-47-40-420.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-token_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_13-47-40-420.csv Completed graceful shutdown