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_Camel.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-12 00:56:48,588 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 00:56:48,590 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 00:56:48,602 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 00:56:48,602 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 00:56:48,603 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 00:56:48,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 00:56:48,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 00:56:48,607 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 00:56:48,608 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 00:56:48,608 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 00:56:48,609 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 00:56:48,609 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 00:56:48,610 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 00:56:48,611 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 00:56:48,612 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 00:56:48,614 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 00:56:48,615 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 00:56:48,616 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 00:56:48,617 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 00:56:48,618 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 00:56:48,622 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 00:56:48,623 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 00:56:48,623 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 00:56:48,645 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 00:56:48,645 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 00:56:48,646 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 00:56:48,646 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 00:56:48,646 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 00:56:48,647 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 00:56:48,647 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 00:56:48,648 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 00:56:48,648 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 00:56:48,648 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 00:56:48,648 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 00:56:48,648 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 00:56:48,648 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 00:56:48,648 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 00:56:48,648 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 00:56:48,648 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 00:56:48,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 00:56:48,683 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 00:56:48,685 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 00:56:48,686 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 00:56:48,687 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 00:56:48,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:48,982 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG8ad957b2b [2018-04-12 00:56:49,143 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 00:56:49,143 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 00:56:49,144 INFO L168 CDTParser]: Scanning dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,151 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 00:56:49,151 INFO L215 ultiparseSymbolTable]: [2018-04-12 00:56:49,151 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 00:56:49,151 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,151 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 00:56:49,151 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____fd_mask in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____int64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__nlink_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__wchar_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____u_int in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____useconds_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_attr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_int8_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____sig_atomic_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,152 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____clockid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__clockid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____int8_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____daddr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__fsid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__register_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__int64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____key_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____clock_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__ushort in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,153 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__ldiv_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____uint8_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__loff_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_int64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____pid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____quad_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____uint16_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____mode_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,154 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____fsid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__clock_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____u_quad_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____intptr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_long in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__size_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__off_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__suseconds_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____u_short in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__daddr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____loff_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,155 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____socklen_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__blkcnt_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__caddr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__quad_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_char in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__ulong in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__mode_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_cond_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_int16_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__div_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____int16_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_once_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____u_long in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__gid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____sigset_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____ino_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_short in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____dev_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,156 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__int16_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__lldiv_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_key_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____u_char in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____blksize_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__blksize_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____qaddr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____caddr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__fd_set in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____uint32_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____id_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__uid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____pthread_slist_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__time_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_int32_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,157 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____rlim_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_int in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____int32_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__u_quad_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____rlim64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____off64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,158 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____suseconds_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____time_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____off_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____ssize_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__int8_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__idtype_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____gid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__int32_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____timer_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,159 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____blkcnt64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__ino_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____nlink_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____syscall_slong_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__key_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__timer_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__Colour in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__sigset_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____blkcnt_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____fsword_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,160 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__fd_mask in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,161 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____uint64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,161 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__dev_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,161 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____uid_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,161 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__id_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,161 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__ssize_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,161 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i__uint in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,161 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_cnstr___true_unreach_call_true_valid_memsafety_i____ino64_t in dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:49,174 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG8ad957b2b [2018-04-12 00:56:49,177 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 00:56:49,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 00:56:49,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 00:56:49,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 00:56:49,183 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 00:56:49,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e05be3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49, skipping insertion in model container [2018-04-12 00:56:49,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,196 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 00:56:49,219 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 00:56:49,345 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 00:56:49,379 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 00:56:49,386 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-12 00:56:49,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49 WrapperNode [2018-04-12 00:56:49,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 00:56:49,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 00:56:49,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 00:56:49,425 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 00:56:49,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (1/1) ... [2018-04-12 00:56:49,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 00:56:49,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 00:56:49,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 00:56:49,468 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 00:56:49,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (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 [2018-04-12 00:56:49,590 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 00:56:49,590 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 00:56:49,590 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 00:56:49,590 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 00:56:49,590 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 00:56:49,590 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 00:56:49,590 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 00:56:49,590 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 00:56:49,591 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 00:56:49,592 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 00:56:49,593 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 00:56:49,594 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 00:56:49,595 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 00:56:49,596 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 00:56:49,597 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 00:56:49,598 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 00:56:49,599 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 00:56:49,600 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 00:56:49,601 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 00:56:50,007 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 00:56:50,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 12:56:50 BoogieIcfgContainer [2018-04-12 00:56:50,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 00:56:50,008 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 00:56:50,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 00:56:50,010 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 00:56:50,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 12:56:49" (1/3) ... [2018-04-12 00:56:50,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13d680c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 12:56:50, skipping insertion in model container [2018-04-12 00:56:50,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 12:56:49" (2/3) ... [2018-04-12 00:56:50,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13d680c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 12:56:50, skipping insertion in model container [2018-04-12 00:56:50,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 12:56:50" (3/3) ... [2018-04-12 00:56:50,012 INFO L107 eAbstractionObserver]: Analyzing ICFG dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i [2018-04-12 00:56:50,017 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 00:56:50,022 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 61 error locations. [2018-04-12 00:56:50,045 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 00:56:50,046 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 00:56:50,046 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 00:56:50,046 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 00:56:50,046 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 00:56:50,046 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 00:56:50,046 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 00:56:50,046 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 00:56:50,046 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 00:56:50,047 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 00:56:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-04-12 00:56:50,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-12 00:56:50,065 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:50,065 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:50,065 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:50,068 INFO L82 PathProgramCache]: Analyzing trace with hash -1827316199, now seen corresponding path program 1 times [2018-04-12 00:56:50,069 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:50,069 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:50,101 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:50,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:50,101 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:50,129 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:50,185 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:50,186 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 00:56:50,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 00:56:50,196 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 00:56:50,196 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 00:56:50,197 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 4 states. [2018-04-12 00:56:50,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:50,356 INFO L93 Difference]: Finished difference Result 171 states and 178 transitions. [2018-04-12 00:56:50,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 00:56:50,357 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-12 00:56:50,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:50,364 INFO L225 Difference]: With dead ends: 171 [2018-04-12 00:56:50,365 INFO L226 Difference]: Without dead ends: 167 [2018-04-12 00:56:50,366 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 [2018-04-12 00:56:50,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-04-12 00:56:50,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 148. [2018-04-12 00:56:50,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-04-12 00:56:50,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 155 transitions. [2018-04-12 00:56:50,399 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 155 transitions. Word has length 8 [2018-04-12 00:56:50,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:50,399 INFO L459 AbstractCegarLoop]: Abstraction has 148 states and 155 transitions. [2018-04-12 00:56:50,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 00:56:50,399 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 155 transitions. [2018-04-12 00:56:50,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-12 00:56:50,400 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:50,400 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:50,400 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:50,400 INFO L82 PathProgramCache]: Analyzing trace with hash -1827316198, now seen corresponding path program 1 times [2018-04-12 00:56:50,400 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:50,400 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:50,401 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:50,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:50,401 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:50,413 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:50,457 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:50,457 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 00:56:50,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 00:56:50,458 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 00:56:50,458 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 00:56:50,459 INFO L87 Difference]: Start difference. First operand 148 states and 155 transitions. Second operand 4 states. [2018-04-12 00:56:50,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:50,602 INFO L93 Difference]: Finished difference Result 164 states and 170 transitions. [2018-04-12 00:56:50,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 00:56:50,602 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-12 00:56:50,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:50,603 INFO L225 Difference]: With dead ends: 164 [2018-04-12 00:56:50,603 INFO L226 Difference]: Without dead ends: 164 [2018-04-12 00:56:50,604 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 [2018-04-12 00:56:50,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-04-12 00:56:50,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2018-04-12 00:56:50,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-04-12 00:56:50,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 159 transitions. [2018-04-12 00:56:50,612 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 159 transitions. Word has length 8 [2018-04-12 00:56:50,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:50,612 INFO L459 AbstractCegarLoop]: Abstraction has 152 states and 159 transitions. [2018-04-12 00:56:50,612 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 00:56:50,612 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 159 transitions. [2018-04-12 00:56:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-12 00:56:50,613 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:50,613 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:50,613 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:50,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1265639258, now seen corresponding path program 1 times [2018-04-12 00:56:50,613 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:50,613 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:50,615 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:50,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:50,615 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:50,632 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:50,674 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:50,674 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 00:56:50,674 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 00:56:50,674 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 00:56:50,674 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 00:56:50,675 INFO L87 Difference]: Start difference. First operand 152 states and 159 transitions. Second operand 4 states. [2018-04-12 00:56:50,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:50,803 INFO L93 Difference]: Finished difference Result 155 states and 163 transitions. [2018-04-12 00:56:50,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 00:56:50,803 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-04-12 00:56:50,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:50,804 INFO L225 Difference]: With dead ends: 155 [2018-04-12 00:56:50,804 INFO L226 Difference]: Without dead ends: 155 [2018-04-12 00:56:50,805 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:56:50,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-04-12 00:56:50,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 140. [2018-04-12 00:56:50,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-04-12 00:56:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 149 transitions. [2018-04-12 00:56:50,809 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 149 transitions. Word has length 16 [2018-04-12 00:56:50,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:50,809 INFO L459 AbstractCegarLoop]: Abstraction has 140 states and 149 transitions. [2018-04-12 00:56:50,809 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 00:56:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 149 transitions. [2018-04-12 00:56:50,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-12 00:56:50,810 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:50,810 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:50,810 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:50,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1265639257, now seen corresponding path program 1 times [2018-04-12 00:56:50,810 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:50,810 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:50,811 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:50,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:50,811 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:50,823 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:50,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:50,867 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:50,867 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 00:56:50,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:56:50,868 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:56:50,868 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:56:50,868 INFO L87 Difference]: Start difference. First operand 140 states and 149 transitions. Second operand 5 states. [2018-04-12 00:56:51,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:51,011 INFO L93 Difference]: Finished difference Result 180 states and 190 transitions. [2018-04-12 00:56:51,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 00:56:51,012 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2018-04-12 00:56:51,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:51,013 INFO L225 Difference]: With dead ends: 180 [2018-04-12 00:56:51,013 INFO L226 Difference]: Without dead ends: 180 [2018-04-12 00:56:51,013 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-12 00:56:51,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-04-12 00:56:51,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 151. [2018-04-12 00:56:51,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-04-12 00:56:51,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 163 transitions. [2018-04-12 00:56:51,019 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 163 transitions. Word has length 16 [2018-04-12 00:56:51,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:51,020 INFO L459 AbstractCegarLoop]: Abstraction has 151 states and 163 transitions. [2018-04-12 00:56:51,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:56:51,020 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 163 transitions. [2018-04-12 00:56:51,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-12 00:56:51,020 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:51,020 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:51,021 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:51,021 INFO L82 PathProgramCache]: Analyzing trace with hash -803582199, now seen corresponding path program 1 times [2018-04-12 00:56:51,021 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:51,021 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:51,023 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:51,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:51,023 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:51,033 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:51,057 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:51,057 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 00:56:51,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:56:51,057 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:56:51,057 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:56:51,057 INFO L87 Difference]: Start difference. First operand 151 states and 163 transitions. Second operand 5 states. [2018-04-12 00:56:51,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:51,183 INFO L93 Difference]: Finished difference Result 202 states and 218 transitions. [2018-04-12 00:56:51,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 00:56:51,183 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-12 00:56:51,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:51,184 INFO L225 Difference]: With dead ends: 202 [2018-04-12 00:56:51,184 INFO L226 Difference]: Without dead ends: 202 [2018-04-12 00:56:51,184 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 [2018-04-12 00:56:51,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-04-12 00:56:51,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 150. [2018-04-12 00:56:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-04-12 00:56:51,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 161 transitions. [2018-04-12 00:56:51,188 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 161 transitions. Word has length 18 [2018-04-12 00:56:51,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:51,188 INFO L459 AbstractCegarLoop]: Abstraction has 150 states and 161 transitions. [2018-04-12 00:56:51,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:56:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 161 transitions. [2018-04-12 00:56:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-12 00:56:51,189 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:51,189 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:51,189 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:51,189 INFO L82 PathProgramCache]: Analyzing trace with hash -803582198, now seen corresponding path program 1 times [2018-04-12 00:56:51,189 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:51,189 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:51,190 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:51,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:51,191 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:51,199 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:51,232 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:51,232 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 00:56:51,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:56:51,232 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:56:51,232 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:56:51,232 INFO L87 Difference]: Start difference. First operand 150 states and 161 transitions. Second operand 5 states. [2018-04-12 00:56:51,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:51,400 INFO L93 Difference]: Finished difference Result 226 states and 243 transitions. [2018-04-12 00:56:51,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 00:56:51,400 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-12 00:56:51,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:51,401 INFO L225 Difference]: With dead ends: 226 [2018-04-12 00:56:51,401 INFO L226 Difference]: Without dead ends: 226 [2018-04-12 00:56:51,401 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-12 00:56:51,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2018-04-12 00:56:51,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 149. [2018-04-12 00:56:51,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-04-12 00:56:51,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 159 transitions. [2018-04-12 00:56:51,406 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 159 transitions. Word has length 18 [2018-04-12 00:56:51,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:51,407 INFO L459 AbstractCegarLoop]: Abstraction has 149 states and 159 transitions. [2018-04-12 00:56:51,407 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:56:51,407 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 159 transitions. [2018-04-12 00:56:51,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 00:56:51,407 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:51,407 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:51,408 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:51,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1931739125, now seen corresponding path program 1 times [2018-04-12 00:56:51,408 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:51,408 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:51,409 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:51,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:51,410 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:51,422 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:51,504 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:51,504 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 00:56:51,504 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 00:56:51,505 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 00:56:51,505 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-12 00:56:51,505 INFO L87 Difference]: Start difference. First operand 149 states and 159 transitions. Second operand 9 states. [2018-04-12 00:56:51,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:51,715 INFO L93 Difference]: Finished difference Result 162 states and 172 transitions. [2018-04-12 00:56:51,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 00:56:51,715 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2018-04-12 00:56:51,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:51,716 INFO L225 Difference]: With dead ends: 162 [2018-04-12 00:56:51,716 INFO L226 Difference]: Without dead ends: 162 [2018-04-12 00:56:51,716 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2018-04-12 00:56:51,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-04-12 00:56:51,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 148. [2018-04-12 00:56:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-04-12 00:56:51,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 158 transitions. [2018-04-12 00:56:51,719 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 158 transitions. Word has length 22 [2018-04-12 00:56:51,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:51,719 INFO L459 AbstractCegarLoop]: Abstraction has 148 states and 158 transitions. [2018-04-12 00:56:51,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 00:56:51,719 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 158 transitions. [2018-04-12 00:56:51,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-12 00:56:51,719 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:51,719 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:51,719 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:51,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1931739124, now seen corresponding path program 1 times [2018-04-12 00:56:51,720 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:51,720 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:51,721 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:51,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:51,721 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:51,731 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:51,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:51,825 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:51,825 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-04-12 00:56:51,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-12 00:56:51,825 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-12 00:56:51,825 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-04-12 00:56:51,826 INFO L87 Difference]: Start difference. First operand 148 states and 158 transitions. Second operand 10 states. [2018-04-12 00:56:52,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:52,256 INFO L93 Difference]: Finished difference Result 178 states and 189 transitions. [2018-04-12 00:56:52,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-12 00:56:52,257 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 22 [2018-04-12 00:56:52,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:52,258 INFO L225 Difference]: With dead ends: 178 [2018-04-12 00:56:52,258 INFO L226 Difference]: Without dead ends: 178 [2018-04-12 00:56:52,258 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2018-04-12 00:56:52,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-12 00:56:52,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 153. [2018-04-12 00:56:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-04-12 00:56:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 163 transitions. [2018-04-12 00:56:52,262 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 163 transitions. Word has length 22 [2018-04-12 00:56:52,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:52,262 INFO L459 AbstractCegarLoop]: Abstraction has 153 states and 163 transitions. [2018-04-12 00:56:52,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-12 00:56:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 163 transitions. [2018-04-12 00:56:52,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-12 00:56:52,263 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:52,263 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] [2018-04-12 00:56:52,263 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:52,264 INFO L82 PathProgramCache]: Analyzing trace with hash 748887641, now seen corresponding path program 1 times [2018-04-12 00:56:52,264 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:52,264 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:52,265 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:52,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:52,265 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:52,272 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:52,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:52,320 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:52,320 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 00:56:52,320 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:56:52,321 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:56:52,321 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:56:52,321 INFO L87 Difference]: Start difference. First operand 153 states and 163 transitions. Second operand 5 states. [2018-04-12 00:56:52,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:52,423 INFO L93 Difference]: Finished difference Result 175 states and 184 transitions. [2018-04-12 00:56:52,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 00:56:52,424 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2018-04-12 00:56:52,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:52,425 INFO L225 Difference]: With dead ends: 175 [2018-04-12 00:56:52,425 INFO L226 Difference]: Without dead ends: 175 [2018-04-12 00:56:52,425 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-12 00:56:52,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-04-12 00:56:52,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 153. [2018-04-12 00:56:52,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-04-12 00:56:52,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 161 transitions. [2018-04-12 00:56:52,428 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 161 transitions. Word has length 28 [2018-04-12 00:56:52,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:52,429 INFO L459 AbstractCegarLoop]: Abstraction has 153 states and 161 transitions. [2018-04-12 00:56:52,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:56:52,429 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 161 transitions. [2018-04-12 00:56:52,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 00:56:52,429 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:52,430 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] [2018-04-12 00:56:52,430 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:52,430 INFO L82 PathProgramCache]: Analyzing trace with hash -820413304, now seen corresponding path program 1 times [2018-04-12 00:56:52,430 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:52,430 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:52,432 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:52,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:52,432 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:52,454 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:52,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:52,493 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:52,493 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 00:56:52,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:56:52,493 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:56:52,493 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:56:52,494 INFO L87 Difference]: Start difference. First operand 153 states and 161 transitions. Second operand 5 states. [2018-04-12 00:56:52,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:52,691 INFO L93 Difference]: Finished difference Result 256 states and 271 transitions. [2018-04-12 00:56:52,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 00:56:52,692 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-04-12 00:56:52,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:52,693 INFO L225 Difference]: With dead ends: 256 [2018-04-12 00:56:52,693 INFO L226 Difference]: Without dead ends: 256 [2018-04-12 00:56:52,693 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-12 00:56:52,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2018-04-12 00:56:52,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 152. [2018-04-12 00:56:52,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-04-12 00:56:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 160 transitions. [2018-04-12 00:56:52,697 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 160 transitions. Word has length 29 [2018-04-12 00:56:52,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:52,697 INFO L459 AbstractCegarLoop]: Abstraction has 152 states and 160 transitions. [2018-04-12 00:56:52,698 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:56:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 160 transitions. [2018-04-12 00:56:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-12 00:56:52,698 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:52,698 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] [2018-04-12 00:56:52,699 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:52,699 INFO L82 PathProgramCache]: Analyzing trace with hash -820413305, now seen corresponding path program 1 times [2018-04-12 00:56:52,699 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:52,699 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:52,700 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:52,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:52,700 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:52,710 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:52,745 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:52,746 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 00:56:52,746 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:56:52,746 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:56:52,746 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:56:52,746 INFO L87 Difference]: Start difference. First operand 152 states and 160 transitions. Second operand 5 states. [2018-04-12 00:56:52,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:52,884 INFO L93 Difference]: Finished difference Result 227 states and 241 transitions. [2018-04-12 00:56:52,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 00:56:52,884 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-04-12 00:56:52,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:52,885 INFO L225 Difference]: With dead ends: 227 [2018-04-12 00:56:52,885 INFO L226 Difference]: Without dead ends: 227 [2018-04-12 00:56:52,886 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 [2018-04-12 00:56:52,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-04-12 00:56:52,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 151. [2018-04-12 00:56:52,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-04-12 00:56:52,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 159 transitions. [2018-04-12 00:56:52,888 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 159 transitions. Word has length 29 [2018-04-12 00:56:52,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:52,888 INFO L459 AbstractCegarLoop]: Abstraction has 151 states and 159 transitions. [2018-04-12 00:56:52,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:56:52,888 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 159 transitions. [2018-04-12 00:56:52,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-12 00:56:52,889 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:52,889 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] [2018-04-12 00:56:52,889 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:52,889 INFO L82 PathProgramCache]: Analyzing trace with hash -950998325, now seen corresponding path program 1 times [2018-04-12 00:56:52,889 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:52,889 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:52,890 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:52,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:52,891 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:52,897 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:52,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:52,938 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:56:52,938 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:56:52,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:52,980 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:56:53,033 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 [2018-04-12 00:56:53,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:56:53,036 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,037 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,043 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 [2018-04-12 00:56:53,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:56:53,048 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,051 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,054 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,054 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:29, output treesize:18 [2018-04-12 00:56:53,068 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 16 [2018-04-12 00:56:53,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:53,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:56:53,070 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,076 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,087 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 16 [2018-04-12 00:56:53,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:53,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:56:53,091 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,096 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,103 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,103 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:44, output treesize:36 [2018-04-12 00:56:53,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-12 00:56:53,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-04-12 00:56:53,151 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,153 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,157 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 [2018-04-12 00:56:53,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-04-12 00:56:53,159 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,160 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:53,162 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:7 [2018-04-12 00:56:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:53,189 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:56:53,189 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 11 [2018-04-12 00:56:53,190 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-12 00:56:53,190 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-12 00:56:53,190 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2018-04-12 00:56:53,190 INFO L87 Difference]: Start difference. First operand 151 states and 159 transitions. Second operand 11 states. [2018-04-12 00:56:53,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:53,473 INFO L93 Difference]: Finished difference Result 214 states and 227 transitions. [2018-04-12 00:56:53,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-12 00:56:53,473 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-04-12 00:56:53,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:53,474 INFO L225 Difference]: With dead ends: 214 [2018-04-12 00:56:53,474 INFO L226 Difference]: Without dead ends: 214 [2018-04-12 00:56:53,474 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 27 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2018-04-12 00:56:53,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-04-12 00:56:53,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 170. [2018-04-12 00:56:53,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-04-12 00:56:53,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 180 transitions. [2018-04-12 00:56:53,478 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 180 transitions. Word has length 31 [2018-04-12 00:56:53,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:53,479 INFO L459 AbstractCegarLoop]: Abstraction has 170 states and 180 transitions. [2018-04-12 00:56:53,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-12 00:56:53,479 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 180 transitions. [2018-04-12 00:56:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 00:56:53,480 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:53,480 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] [2018-04-12 00:56:53,480 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:53,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1007807953, now seen corresponding path program 1 times [2018-04-12 00:56:53,480 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:53,480 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:53,482 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:53,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:53,482 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:53,488 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:53,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:53,551 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:53,551 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 00:56:53,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-12 00:56:53,552 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-12 00:56:53,552 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-12 00:56:53,552 INFO L87 Difference]: Start difference. First operand 170 states and 180 transitions. Second operand 5 states. [2018-04-12 00:56:53,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:53,681 INFO L93 Difference]: Finished difference Result 177 states and 185 transitions. [2018-04-12 00:56:53,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 00:56:53,681 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-04-12 00:56:53,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:53,682 INFO L225 Difference]: With dead ends: 177 [2018-04-12 00:56:53,682 INFO L226 Difference]: Without dead ends: 177 [2018-04-12 00:56:53,682 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-12 00:56:53,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-04-12 00:56:53,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 169. [2018-04-12 00:56:53,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-04-12 00:56:53,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 177 transitions. [2018-04-12 00:56:53,685 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 177 transitions. Word has length 33 [2018-04-12 00:56:53,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:53,686 INFO L459 AbstractCegarLoop]: Abstraction has 169 states and 177 transitions. [2018-04-12 00:56:53,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-12 00:56:53,686 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 177 transitions. [2018-04-12 00:56:53,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 00:56:53,686 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:53,687 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] [2018-04-12 00:56:53,687 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:53,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1970951689, now seen corresponding path program 1 times [2018-04-12 00:56:53,687 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:53,687 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:53,688 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:53,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:53,688 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:53,701 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:53,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:53,756 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:53,756 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-12 00:56:53,756 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 00:56:53,756 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 00:56:53,756 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-12 00:56:53,757 INFO L87 Difference]: Start difference. First operand 169 states and 177 transitions. Second operand 8 states. [2018-04-12 00:56:53,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:53,934 INFO L93 Difference]: Finished difference Result 170 states and 178 transitions. [2018-04-12 00:56:53,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 00:56:53,934 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2018-04-12 00:56:53,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:53,935 INFO L225 Difference]: With dead ends: 170 [2018-04-12 00:56:53,935 INFO L226 Difference]: Without dead ends: 170 [2018-04-12 00:56:53,935 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2018-04-12 00:56:53,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2018-04-12 00:56:53,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 168. [2018-04-12 00:56:53,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-04-12 00:56:53,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 176 transitions. [2018-04-12 00:56:53,939 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 176 transitions. Word has length 33 [2018-04-12 00:56:53,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:53,939 INFO L459 AbstractCegarLoop]: Abstraction has 168 states and 176 transitions. [2018-04-12 00:56:53,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 00:56:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 176 transitions. [2018-04-12 00:56:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-12 00:56:53,940 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:53,940 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] [2018-04-12 00:56:53,940 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:53,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1970951690, now seen corresponding path program 1 times [2018-04-12 00:56:53,940 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:53,940 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:53,941 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:53,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:53,941 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:53,954 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:54,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:54,057 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 00:56:54,057 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-12 00:56:54,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 00:56:54,058 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 00:56:54,058 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-12 00:56:54,058 INFO L87 Difference]: Start difference. First operand 168 states and 176 transitions. Second operand 9 states. [2018-04-12 00:56:54,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:54,332 INFO L93 Difference]: Finished difference Result 165 states and 173 transitions. [2018-04-12 00:56:54,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-12 00:56:54,333 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 33 [2018-04-12 00:56:54,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:54,333 INFO L225 Difference]: With dead ends: 165 [2018-04-12 00:56:54,333 INFO L226 Difference]: Without dead ends: 165 [2018-04-12 00:56:54,333 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-04-12 00:56:54,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-04-12 00:56:54,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 141. [2018-04-12 00:56:54,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-04-12 00:56:54,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 148 transitions. [2018-04-12 00:56:54,336 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 148 transitions. Word has length 33 [2018-04-12 00:56:54,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:54,336 INFO L459 AbstractCegarLoop]: Abstraction has 141 states and 148 transitions. [2018-04-12 00:56:54,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 00:56:54,336 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2018-04-12 00:56:54,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-12 00:56:54,337 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:54,337 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:54,337 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:54,337 INFO L82 PathProgramCache]: Analyzing trace with hash -260764577, now seen corresponding path program 1 times [2018-04-12 00:56:54,337 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:54,337 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:54,338 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:54,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:54,338 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:54,344 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:54,400 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:56:54,400 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:56:54,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:54,431 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:56:54,448 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 [2018-04-12 00:56:54,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-12 00:56:54,462 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,463 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,464 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,464 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2018-04-12 00:56:54,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-12 00:56:54,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-12 00:56:54,470 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,471 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,472 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2018-04-12 00:56:54,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:56:54,496 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-12 00:56:54,496 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 9 [2018-04-12 00:56:54,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-12 00:56:54,496 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-12 00:56:54,496 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-12 00:56:54,496 INFO L87 Difference]: Start difference. First operand 141 states and 148 transitions. Second operand 9 states. [2018-04-12 00:56:54,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:54,642 INFO L93 Difference]: Finished difference Result 228 states and 239 transitions. [2018-04-12 00:56:54,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-12 00:56:54,642 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-04-12 00:56:54,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:54,643 INFO L225 Difference]: With dead ends: 228 [2018-04-12 00:56:54,643 INFO L226 Difference]: Without dead ends: 228 [2018-04-12 00:56:54,643 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2018-04-12 00:56:54,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-04-12 00:56:54,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 138. [2018-04-12 00:56:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-04-12 00:56:54,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 144 transitions. [2018-04-12 00:56:54,645 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 144 transitions. Word has length 40 [2018-04-12 00:56:54,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:54,645 INFO L459 AbstractCegarLoop]: Abstraction has 138 states and 144 transitions. [2018-04-12 00:56:54,645 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-12 00:56:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2018-04-12 00:56:54,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-12 00:56:54,645 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:54,645 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] [2018-04-12 00:56:54,646 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:54,646 INFO L82 PathProgramCache]: Analyzing trace with hash 1392207077, now seen corresponding path program 1 times [2018-04-12 00:56:54,646 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:54,646 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:54,646 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:54,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:54,647 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:54,651 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:54,703 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:54,703 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:56:54,703 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:56:54,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:54,736 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:56:54,760 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 [2018-04-12 00:56:54,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:56:54,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,768 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,773 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:54,773 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-04-12 00:56:54,896 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 [2018-04-12 00:56:54,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 00:56:54,902 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:56:54,904 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:56:54,912 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 24 treesize of output 18 [2018-04-12 00:56:54,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:54,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:54,922 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 1 case distinctions, treesize of input 18 treesize of output 21 [2018-04-12 00:56:54,923 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:56:54,940 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:56:54,948 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:56:54,948 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:18 [2018-04-12 00:56:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:55,008 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:56:55,008 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 17 [2018-04-12 00:56:55,009 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-12 00:56:55,009 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-12 00:56:55,009 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=227, Unknown=2, NotChecked=0, Total=272 [2018-04-12 00:56:55,009 INFO L87 Difference]: Start difference. First operand 138 states and 144 transitions. Second operand 17 states. [2018-04-12 00:56:55,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:55,696 INFO L93 Difference]: Finished difference Result 195 states and 204 transitions. [2018-04-12 00:56:55,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-12 00:56:55,696 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 43 [2018-04-12 00:56:55,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:55,697 INFO L225 Difference]: With dead ends: 195 [2018-04-12 00:56:55,697 INFO L226 Difference]: Without dead ends: 195 [2018-04-12 00:56:55,697 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 35 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=181, Invalid=806, Unknown=5, NotChecked=0, Total=992 [2018-04-12 00:56:55,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2018-04-12 00:56:55,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 153. [2018-04-12 00:56:55,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-04-12 00:56:55,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 160 transitions. [2018-04-12 00:56:55,699 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 160 transitions. Word has length 43 [2018-04-12 00:56:55,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:55,699 INFO L459 AbstractCegarLoop]: Abstraction has 153 states and 160 transitions. [2018-04-12 00:56:55,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-12 00:56:55,699 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 160 transitions. [2018-04-12 00:56:55,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-12 00:56:55,700 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:55,700 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] [2018-04-12 00:56:55,700 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:55,700 INFO L82 PathProgramCache]: Analyzing trace with hash 208746008, now seen corresponding path program 1 times [2018-04-12 00:56:55,700 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:55,700 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:55,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:55,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:55,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:55,706 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:55,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:56:55,785 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:56:55,785 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:56:55,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:55,820 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:56:55,852 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:56:55,870 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:56:55,870 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2018-04-12 00:56:55,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-12 00:56:55,871 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-12 00:56:55,871 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=36, Unknown=4, NotChecked=0, Total=56 [2018-04-12 00:56:55,871 INFO L87 Difference]: Start difference. First operand 153 states and 160 transitions. Second operand 8 states. [2018-04-12 00:56:56,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:56,011 INFO L93 Difference]: Finished difference Result 168 states and 174 transitions. [2018-04-12 00:56:56,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-12 00:56:56,011 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 44 [2018-04-12 00:56:56,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:56,012 INFO L225 Difference]: With dead ends: 168 [2018-04-12 00:56:56,012 INFO L226 Difference]: Without dead ends: 138 [2018-04-12 00:56:56,013 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=72, Unknown=4, NotChecked=0, Total=110 [2018-04-12 00:56:56,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-04-12 00:56:56,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 137. [2018-04-12 00:56:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-12 00:56:56,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 143 transitions. [2018-04-12 00:56:56,015 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 143 transitions. Word has length 44 [2018-04-12 00:56:56,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:56,015 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 143 transitions. [2018-04-12 00:56:56,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-12 00:56:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 143 transitions. [2018-04-12 00:56:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-12 00:56:56,016 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:56,016 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] [2018-04-12 00:56:56,016 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:56,016 INFO L82 PathProgramCache]: Analyzing trace with hash -939209176, now seen corresponding path program 1 times [2018-04-12 00:56:56,016 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:56,017 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:56,018 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:56,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:56,018 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:56,027 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:56,144 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:56:56,144 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:56:56,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:56,168 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:56:56,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 53 [2018-04-12 00:56:56,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48 [2018-04-12 00:56:56,240 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 31 [2018-04-12 00:56:56,270 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:56:56,292 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:56:56,306 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 40 treesize of output 33 [2018-04-12 00:56:56,308 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 12 treesize of output 11 [2018-04-12 00:56:56,308 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,311 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,313 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 22 treesize of output 19 [2018-04-12 00:56:56,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:56:56,315 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,318 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,327 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:56:56,327 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:53, output treesize:58 [2018-04-12 00:56:56,433 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 34 treesize of output 30 [2018-04-12 00:56:56,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-12 00:56:56,436 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,441 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-12 00:56:56,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:56:56,460 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,464 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,484 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 51 treesize of output 47 [2018-04-12 00:56:56,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 38 [2018-04-12 00:56:56,487 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 33 [2018-04-12 00:56:56,518 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-12 00:56:56,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 29 [2018-04-12 00:56:56,540 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,559 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:56:56,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2018-04-12 00:56:56,592 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 5 treesize of output 1 [2018-04-12 00:56:56,592 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:56:56,598 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,602 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,607 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 28 treesize of output 32 [2018-04-12 00:56:56,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 24 treesize of output 22 [2018-04-12 00:56:56,625 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-12 00:56:56,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 23 [2018-04-12 00:56:56,647 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-12 00:56:56,667 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,690 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:56:56,695 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 29 treesize of output 33 [2018-04-12 00:56:56,698 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 25 treesize of output 15 [2018-04-12 00:56:56,698 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,710 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:56,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:56:56,728 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 9 variables, input treesize:86, output treesize:56 [2018-04-12 00:56:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:56,804 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:56:56,804 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2018-04-12 00:56:56,804 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-12 00:56:56,804 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-12 00:56:56,804 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2018-04-12 00:56:56,804 INFO L87 Difference]: Start difference. First operand 137 states and 143 transitions. Second operand 20 states. [2018-04-12 00:56:57,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:57,739 INFO L93 Difference]: Finished difference Result 251 states and 263 transitions. [2018-04-12 00:56:57,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-12 00:56:57,740 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 56 [2018-04-12 00:56:57,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:57,740 INFO L225 Difference]: With dead ends: 251 [2018-04-12 00:56:57,740 INFO L226 Difference]: Without dead ends: 251 [2018-04-12 00:56:57,741 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 48 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=259, Invalid=1073, Unknown=0, NotChecked=0, Total=1332 [2018-04-12 00:56:57,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2018-04-12 00:56:57,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 179. [2018-04-12 00:56:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-04-12 00:56:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 189 transitions. [2018-04-12 00:56:57,744 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 189 transitions. Word has length 56 [2018-04-12 00:56:57,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:57,744 INFO L459 AbstractCegarLoop]: Abstraction has 179 states and 189 transitions. [2018-04-12 00:56:57,744 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-12 00:56:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 189 transitions. [2018-04-12 00:56:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-12 00:56:57,745 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:57,745 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] [2018-04-12 00:56:57,745 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:57,745 INFO L82 PathProgramCache]: Analyzing trace with hash -939209175, now seen corresponding path program 1 times [2018-04-12 00:56:57,745 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:57,746 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:57,746 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:57,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:57,747 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:57,757 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:57,927 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:56:57,927 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:56:57,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:57,962 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:56:57,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:56:57,972 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:57,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:57,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:57,980 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 [2018-04-12 00:56:57,980 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:57,986 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:57,987 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-04-12 00:56:57,995 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 [2018-04-12 00:56:57,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:56:57,997 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:57,999 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:56:58,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:56:58,008 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,009 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,015 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,015 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:31 [2018-04-12 00:56:58,064 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:58,068 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 60 treesize of output 64 [2018-04-12 00:56:58,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:56:58,071 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,078 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,090 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 29 treesize of output 30 [2018-04-12 00:56:58,091 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 14 treesize of output 13 [2018-04-12 00:56:58,091 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,095 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,100 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:56:58,100 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:73, output treesize:57 [2018-04-12 00:56:58,158 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 82 treesize of output 72 [2018-04-12 00:56:58,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-12 00:56:58,166 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:56:58,177 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:56:58,199 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 73 treesize of output 60 [2018-04-12 00:56:58,201 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 20 treesize of output 17 [2018-04-12 00:56:58,202 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,208 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,213 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 81 treesize of output 68 [2018-04-12 00:56:58,221 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 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-12 00:56:58,221 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:56:58,232 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:56:58,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:56:58,259 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:89, output treesize:121 [2018-04-12 00:56:58,355 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 47 treesize of output 33 [2018-04-12 00:56:58,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 17 [2018-04-12 00:56:58,358 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:56:58,371 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,375 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,384 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 22 treesize of output 20 [2018-04-12 00:56:58,386 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 11 treesize of output 3 [2018-04-12 00:56:58,386 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:56:58,391 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,392 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,396 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:58,396 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:61, output treesize:9 [2018-04-12 00:56:58,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:58,446 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:56:58,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 19 [2018-04-12 00:56:58,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-12 00:56:58,447 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-12 00:56:58,447 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=319, Unknown=0, NotChecked=0, Total=380 [2018-04-12 00:56:58,447 INFO L87 Difference]: Start difference. First operand 179 states and 189 transitions. Second operand 20 states. [2018-04-12 00:56:59,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:56:59,130 INFO L93 Difference]: Finished difference Result 234 states and 246 transitions. [2018-04-12 00:56:59,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-12 00:56:59,154 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 56 [2018-04-12 00:56:59,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:56:59,155 INFO L225 Difference]: With dead ends: 234 [2018-04-12 00:56:59,155 INFO L226 Difference]: Without dead ends: 234 [2018-04-12 00:56:59,155 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 46 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=188, Invalid=868, Unknown=0, NotChecked=0, Total=1056 [2018-04-12 00:56:59,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2018-04-12 00:56:59,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 182. [2018-04-12 00:56:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-04-12 00:56:59,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 192 transitions. [2018-04-12 00:56:59,158 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 192 transitions. Word has length 56 [2018-04-12 00:56:59,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:56:59,159 INFO L459 AbstractCegarLoop]: Abstraction has 182 states and 192 transitions. [2018-04-12 00:56:59,159 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-12 00:56:59,159 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 192 transitions. [2018-04-12 00:56:59,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-12 00:56:59,159 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:56:59,160 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:56:59,160 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:56:59,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1535092466, now seen corresponding path program 2 times [2018-04-12 00:56:59,160 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:56:59,160 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:56:59,161 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:59,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:56:59,161 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:56:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:56:59,172 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:56:59,390 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:59,390 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:56:59,390 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:56:59,398 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:56:59,417 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:56:59,417 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:56:59,420 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:56:59,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:59,488 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:59,488 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 [2018-04-12 00:56:59,488 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,492 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:56:59,511 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 [2018-04-12 00:56:59,513 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 [2018-04-12 00:56:59,513 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,514 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,518 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,518 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:18 [2018-04-12 00:56:59,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:56:59,579 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 30 treesize of output 34 [2018-04-12 00:56:59,582 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 14 treesize of output 13 [2018-04-12 00:56:59,582 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,585 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,590 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. [2018-04-12 00:56:59,590 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:31 [2018-04-12 00:56:59,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-12 00:56:59,676 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 16 treesize of output 15 [2018-04-12 00:56:59,676 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,680 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,689 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 60 treesize of output 50 [2018-04-12 00:56:59,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 39 [2018-04-12 00:56:59,698 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:56:59,715 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:56:59,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:56:59,729 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:71, output treesize:98 [2018-04-12 00:56:59,847 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:56:59,849 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 69 treesize of output 63 [2018-04-12 00:56:59,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:56:59,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-12 00:56:59,851 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,857 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:56:59,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 30 [2018-04-12 00:56:59,858 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:56:59,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:56:59,871 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 23 treesize of output 19 [2018-04-12 00:56:59,872 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:56:59,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 15 treesize of output 14 [2018-04-12 00:56:59,873 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:56:59,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-12 00:56:59,877 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,878 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,882 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:56:59,883 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:75, output treesize:7 [2018-04-12 00:56:59,910 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:56:59,927 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:56:59,927 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 32 [2018-04-12 00:56:59,928 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-12 00:56:59,928 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-12 00:56:59,928 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=898, Unknown=0, NotChecked=0, Total=992 [2018-04-12 00:56:59,928 INFO L87 Difference]: Start difference. First operand 182 states and 192 transitions. Second operand 32 states. [2018-04-12 00:57:00,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:00,820 INFO L93 Difference]: Finished difference Result 242 states and 254 transitions. [2018-04-12 00:57:00,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-12 00:57:00,820 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 62 [2018-04-12 00:57:00,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:00,821 INFO L225 Difference]: With dead ends: 242 [2018-04-12 00:57:00,821 INFO L226 Difference]: Without dead ends: 242 [2018-04-12 00:57:00,821 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=456, Invalid=2623, Unknown=1, NotChecked=0, Total=3080 [2018-04-12 00:57:00,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2018-04-12 00:57:00,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 185. [2018-04-12 00:57:00,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-12 00:57:00,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 195 transitions. [2018-04-12 00:57:00,823 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 195 transitions. Word has length 62 [2018-04-12 00:57:00,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:00,823 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 195 transitions. [2018-04-12 00:57:00,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-12 00:57:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 195 transitions. [2018-04-12 00:57:00,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-12 00:57:00,824 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:00,824 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] [2018-04-12 00:57:00,824 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:00,824 INFO L82 PathProgramCache]: Analyzing trace with hash 318438322, now seen corresponding path program 1 times [2018-04-12 00:57:00,824 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:00,824 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:00,825 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:00,825 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:57:00,825 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:00,832 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:01,050 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:01,050 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:01,050 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:01,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:01,081 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:01,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:01,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:01,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:57:01,088 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,090 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,090 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-12 00:57:01,095 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 [2018-04-12 00:57:01,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:01,096 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,097 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,104 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,104 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15 [2018-04-12 00:57:01,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2018-04-12 00:57:01,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:01,117 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,119 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,123 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. [2018-04-12 00:57:01,124 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:28 [2018-04-12 00:57:01,183 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 68 treesize of output 58 [2018-04-12 00:57:01,190 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 2 case distinctions, treesize of input 24 treesize of output 39 [2018-04-12 00:57:01,191 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:01,202 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:01,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2018-04-12 00:57:01,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-12 00:57:01,220 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,224 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-04-12 00:57:01,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:01,229 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,234 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,246 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:01,246 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:68, output treesize:92 [2018-04-12 00:57:01,333 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 69 treesize of output 56 [2018-04-12 00:57:01,334 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3 [2018-04-12 00:57:01,334 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 00:57:01,338 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:01,341 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:01,346 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 23 treesize of output 19 [2018-04-12 00:57:01,347 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-12 00:57:01,347 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:01,356 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-12 00:57:01,356 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,357 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,360 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:01,360 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:69, output treesize:7 [2018-04-12 00:57:01,387 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:01,404 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:01,404 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16] total 25 [2018-04-12 00:57:01,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-12 00:57:01,404 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-12 00:57:01,405 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=537, Unknown=1, NotChecked=0, Total=600 [2018-04-12 00:57:01,405 INFO L87 Difference]: Start difference. First operand 185 states and 195 transitions. Second operand 25 states. [2018-04-12 00:57:02,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:02,504 INFO L93 Difference]: Finished difference Result 223 states and 232 transitions. [2018-04-12 00:57:02,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-12 00:57:02,506 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 64 [2018-04-12 00:57:02,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:02,507 INFO L225 Difference]: With dead ends: 223 [2018-04-12 00:57:02,507 INFO L226 Difference]: Without dead ends: 219 [2018-04-12 00:57:02,507 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 52 SyntacticMatches, 7 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 455 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=236, Invalid=1654, Unknown=2, NotChecked=0, Total=1892 [2018-04-12 00:57:02,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2018-04-12 00:57:02,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 184. [2018-04-12 00:57:02,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-04-12 00:57:02,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 193 transitions. [2018-04-12 00:57:02,509 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 193 transitions. Word has length 64 [2018-04-12 00:57:02,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:02,509 INFO L459 AbstractCegarLoop]: Abstraction has 184 states and 193 transitions. [2018-04-12 00:57:02,509 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-12 00:57:02,509 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 193 transitions. [2018-04-12 00:57:02,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-12 00:57:02,510 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:02,510 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] [2018-04-12 00:57:02,510 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:02,510 INFO L82 PathProgramCache]: Analyzing trace with hash -690075159, now seen corresponding path program 1 times [2018-04-12 00:57:02,510 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:02,510 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:02,511 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:02,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:02,511 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:02,519 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:02,765 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:02,765 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:02,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:02,794 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:02,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:02,799 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:02,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:57:02,800 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,802 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-12 00:57:02,807 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 [2018-04-12 00:57:02,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:02,808 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,809 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,814 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,814 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-04-12 00:57:02,826 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 30 treesize of output 26 [2018-04-12 00:57:02,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:02,828 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,831 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,836 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. [2018-04-12 00:57:02,836 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:33 [2018-04-12 00:57:02,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 35 [2018-04-12 00:57:02,921 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:57:02,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:02,930 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:02,942 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. [2018-04-12 00:57:02,942 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:76 [2018-04-12 00:57:02,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:02,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:02,977 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:02,977 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:02,978 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 [2018-04-12 00:57:02,978 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,982 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:02,983 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:31 [2018-04-12 00:57:03,023 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:03,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 33 [2018-04-12 00:57:03,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:57:03,030 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,035 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,043 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,043 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:47, output treesize:37 [2018-04-12 00:57:03,105 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:03,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2018-04-12 00:57:03,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13 [2018-04-12 00:57:03,114 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,122 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,131 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. [2018-04-12 00:57:03,131 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:58, output treesize:50 [2018-04-12 00:57:03,250 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 94 treesize of output 71 [2018-04-12 00:57:03,265 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 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-12 00:57:03,265 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:03,283 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:03,309 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. [2018-04-12 00:57:03,309 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:94, output treesize:144 [2018-04-12 00:57:03,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 43 [2018-04-12 00:57:03,420 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 5 treesize of output 1 [2018-04-12 00:57:03,420 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 16 [2018-04-12 00:57:03,426 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-12 00:57:03,431 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,433 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,435 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:03,436 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:68, output treesize:5 [2018-04-12 00:57:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:03,466 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:03,467 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 20] total 31 [2018-04-12 00:57:03,467 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-12 00:57:03,467 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-12 00:57:03,467 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=869, Unknown=0, NotChecked=0, Total=992 [2018-04-12 00:57:03,467 INFO L87 Difference]: Start difference. First operand 184 states and 193 transitions. Second operand 32 states. [2018-04-12 00:57:04,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:04,533 INFO L93 Difference]: Finished difference Result 300 states and 313 transitions. [2018-04-12 00:57:04,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-12 00:57:04,533 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 65 [2018-04-12 00:57:04,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:04,534 INFO L225 Difference]: With dead ends: 300 [2018-04-12 00:57:04,534 INFO L226 Difference]: Without dead ends: 300 [2018-04-12 00:57:04,535 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 49 SyntacticMatches, 5 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 896 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=485, Invalid=2821, Unknown=0, NotChecked=0, Total=3306 [2018-04-12 00:57:04,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-04-12 00:57:04,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 225. [2018-04-12 00:57:04,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-04-12 00:57:04,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 237 transitions. [2018-04-12 00:57:04,537 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 237 transitions. Word has length 65 [2018-04-12 00:57:04,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:04,537 INFO L459 AbstractCegarLoop]: Abstraction has 225 states and 237 transitions. [2018-04-12 00:57:04,537 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-12 00:57:04,537 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 237 transitions. [2018-04-12 00:57:04,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-12 00:57:04,537 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:04,538 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] [2018-04-12 00:57:04,538 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:04,538 INFO L82 PathProgramCache]: Analyzing trace with hash -690075158, now seen corresponding path program 1 times [2018-04-12 00:57:04,538 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:04,538 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:04,538 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:04,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:04,539 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:04,548 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:04,871 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:04,871 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:04,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:04,896 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:04,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:04,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:04,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:57:04,902 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,906 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,906 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:57:04,922 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 [2018-04-12 00:57:04,924 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 [2018-04-12 00:57:04,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,925 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,932 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 [2018-04-12 00:57:04,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:57:04,933 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,934 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,938 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,938 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:27 [2018-04-12 00:57:04,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:04,977 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 29 treesize of output 30 [2018-04-12 00:57:04,978 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 14 treesize of output 13 [2018-04-12 00:57:04,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,982 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,990 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:04,992 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 43 treesize of output 47 [2018-04-12 00:57:04,994 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 14 treesize of output 13 [2018-04-12 00:57:04,994 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:04,998 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,004 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:05,004 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:53 [2018-04-12 00:57:05,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 38 [2018-04-12 00:57:05,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-12 00:57:05,088 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:05,097 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:05,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2018-04-12 00:57:05,122 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 16 treesize of output 13 [2018-04-12 00:57:05,122 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,130 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 66 [2018-04-12 00:57:05,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:57:05,158 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:05,170 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:05,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:05,194 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:84, output treesize:131 [2018-04-12 00:57:05,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:05,271 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 21 [2018-04-12 00:57:05,271 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,283 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:05,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:05,284 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:05,285 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:05,285 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 [2018-04-12 00:57:05,285 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,295 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,295 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:68 [2018-04-12 00:57:05,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-12 00:57:05,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-12 00:57:05,331 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,335 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:05,362 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 56 treesize of output 55 [2018-04-12 00:57:05,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:57:05,365 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,370 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,379 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:90, output treesize:62 [2018-04-12 00:57:05,434 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 29 treesize of output 30 [2018-04-12 00:57:05,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:05,436 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,439 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:05,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 86 [2018-04-12 00:57:05,459 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 14 treesize of output 13 [2018-04-12 00:57:05,459 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,468 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,478 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:05,478 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:104, output treesize:88 [2018-04-12 00:57:05,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 114 [2018-04-12 00:57:05,591 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 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-12 00:57:05,592 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:05,614 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:05,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 127 [2018-04-12 00:57:05,679 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 2 case distinctions, treesize of input 24 treesize of output 39 [2018-04-12 00:57:05,679 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:05,697 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:05,701 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 132 treesize of output 111 [2018-04-12 00:57:05,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-12 00:57:05,720 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,737 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,777 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:05,777 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:163, output treesize:241 [2018-04-12 00:57:05,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 61 [2018-04-12 00:57:05,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:57:05,925 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 18 [2018-04-12 00:57:05,937 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-12 00:57:05,945 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:05,951 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:05,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-12 00:57:05,963 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 11 treesize of output 3 [2018-04-12 00:57:05,964 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,967 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 5 treesize of output 1 [2018-04-12 00:57:05,968 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,969 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:05,975 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. [2018-04-12 00:57:05,975 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:115, output treesize:18 [2018-04-12 00:57:06,089 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:06,118 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:06,118 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 37 [2018-04-12 00:57:06,118 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-12 00:57:06,118 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-12 00:57:06,119 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1286, Unknown=0, NotChecked=0, Total=1406 [2018-04-12 00:57:06,119 INFO L87 Difference]: Start difference. First operand 225 states and 237 transitions. Second operand 38 states. [2018-04-12 00:57:08,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:08,253 INFO L93 Difference]: Finished difference Result 303 states and 317 transitions. [2018-04-12 00:57:08,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-12 00:57:08,254 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 65 [2018-04-12 00:57:08,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:08,256 INFO L225 Difference]: With dead ends: 303 [2018-04-12 00:57:08,256 INFO L226 Difference]: Without dead ends: 303 [2018-04-12 00:57:08,257 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 47 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 969 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=488, Invalid=3802, Unknown=0, NotChecked=0, Total=4290 [2018-04-12 00:57:08,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2018-04-12 00:57:08,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 228. [2018-04-12 00:57:08,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-04-12 00:57:08,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 240 transitions. [2018-04-12 00:57:08,260 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 240 transitions. Word has length 65 [2018-04-12 00:57:08,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:08,261 INFO L459 AbstractCegarLoop]: Abstraction has 228 states and 240 transitions. [2018-04-12 00:57:08,261 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-12 00:57:08,261 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 240 transitions. [2018-04-12 00:57:08,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-12 00:57:08,261 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:08,262 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:08,262 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:08,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1107791397, now seen corresponding path program 1 times [2018-04-12 00:57:08,262 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:08,262 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:08,263 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:08,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:08,263 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:08,272 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:08,409 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:57:08,410 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:08,410 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:08,419 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:08,435 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:08,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:08,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:08,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 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 [2018-04-12 00:57:08,456 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,459 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,459 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-12 00:57:08,471 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 [2018-04-12 00:57:08,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:08,473 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,473 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,478 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,478 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:26 [2018-04-12 00:57:08,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:08,507 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 38 treesize of output 42 [2018-04-12 00:57:08,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:08,508 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,511 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,516 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. [2018-04-12 00:57:08,516 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:47, output treesize:39 [2018-04-12 00:57:08,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2018-04-12 00:57:08,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-12 00:57:08,590 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:08,597 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:08,608 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. [2018-04-12 00:57:08,609 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:52, output treesize:76 [2018-04-12 00:57:08,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-04-12 00:57:08,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-12 00:57:08,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,650 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 [2018-04-12 00:57:08,651 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,653 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,655 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:08,655 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:38, output treesize:8 [2018-04-12 00:57:08,712 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:57:08,729 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:08,729 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 26 [2018-04-12 00:57:08,730 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-12 00:57:08,730 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-12 00:57:08,730 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=580, Unknown=0, NotChecked=0, Total=650 [2018-04-12 00:57:08,730 INFO L87 Difference]: Start difference. First operand 228 states and 240 transitions. Second operand 26 states. [2018-04-12 00:57:09,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:09,712 INFO L93 Difference]: Finished difference Result 271 states and 283 transitions. [2018-04-12 00:57:09,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-12 00:57:09,712 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 69 [2018-04-12 00:57:09,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:09,713 INFO L225 Difference]: With dead ends: 271 [2018-04-12 00:57:09,713 INFO L226 Difference]: Without dead ends: 271 [2018-04-12 00:57:09,713 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=290, Invalid=1780, Unknown=0, NotChecked=0, Total=2070 [2018-04-12 00:57:09,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2018-04-12 00:57:09,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 240. [2018-04-12 00:57:09,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-04-12 00:57:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 251 transitions. [2018-04-12 00:57:09,717 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 251 transitions. Word has length 69 [2018-04-12 00:57:09,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:09,717 INFO L459 AbstractCegarLoop]: Abstraction has 240 states and 251 transitions. [2018-04-12 00:57:09,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-12 00:57:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 251 transitions. [2018-04-12 00:57:09,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-12 00:57:09,718 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:09,718 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:09,718 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:09,718 INFO L82 PathProgramCache]: Analyzing trace with hash -324780017, now seen corresponding path program 2 times [2018-04-12 00:57:09,718 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:09,718 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:09,719 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:09,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:09,719 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:09,732 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:10,037 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:10,070 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:10,075 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:57:10,095 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:57:10,095 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:57:10,098 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:10,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,158 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 [2018-04-12 00:57:10,158 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,161 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,161 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:57:10,178 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 [2018-04-12 00:57:10,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:57:10,179 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,180 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,188 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 [2018-04-12 00:57:10,189 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 [2018-04-12 00:57:10,189 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,190 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,196 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:23 [2018-04-12 00:57:10,237 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 [2018-04-12 00:57:10,238 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 14 treesize of output 13 [2018-04-12 00:57:10,238 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,239 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 47 [2018-04-12 00:57:10,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:10,252 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,255 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,261 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:10,261 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:65, output treesize:49 [2018-04-12 00:57:10,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-04-12 00:57:10,363 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 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:57:10,363 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:10,376 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:10,400 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:10,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 71 [2018-04-12 00:57:10,404 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:10,404 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 25 treesize of output 24 [2018-04-12 00:57:10,404 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,412 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 78 [2018-04-12 00:57:10,418 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:10,419 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 20 treesize of output 38 [2018-04-12 00:57:10,419 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,427 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,446 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:10,446 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:84, output treesize:165 [2018-04-12 00:57:10,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,505 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-12 00:57:10,505 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,523 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,523 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:79 [2018-04-12 00:57:10,561 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 45 treesize of output 55 [2018-04-12 00:57:10,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-12 00:57:10,563 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,569 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 61 [2018-04-12 00:57:10,586 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 18 treesize of output 19 [2018-04-12 00:57:10,586 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,592 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,601 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,602 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:101, output treesize:77 [2018-04-12 00:57:10,671 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,672 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:10,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 120 [2018-04-12 00:57:10,684 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 14 treesize of output 13 [2018-04-12 00:57:10,684 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,696 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 43 [2018-04-12 00:57:10,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:10,711 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,715 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:10,726 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:119, output treesize:95 [2018-04-12 00:57:10,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 148 [2018-04-12 00:57:10,866 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 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:57:10,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:10,879 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:10,917 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 155 treesize of output 116 [2018-04-12 00:57:10,920 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 32 treesize of output 25 [2018-04-12 00:57:10,921 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,930 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:10,937 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 175 treesize of output 132 [2018-04-12 00:57:10,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:57:10,946 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:10,961 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:10,992 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:10,992 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:199, output treesize:285 [2018-04-12 00:57:11,136 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 99 treesize of output 88 [2018-04-12 00:57:11,139 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:11,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 60 [2018-04-12 00:57:11,140 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:11,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:57:11,149 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:11,154 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:11,162 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. [2018-04-12 00:57:11,163 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:134, output treesize:92 [2018-04-12 00:57:11,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:11,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:11,243 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:11,246 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 85 treesize of output 76 [2018-04-12 00:57:11,248 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:11,248 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 43 treesize of output 19 [2018-04-12 00:57:11,249 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:11,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:57:11,256 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:11,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14 [2018-04-12 00:57:11,262 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:11,265 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:11,272 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. [2018-04-12 00:57:11,272 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:96, output treesize:28 [2018-04-12 00:57:11,362 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:11,380 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:11,380 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 24] total 43 [2018-04-12 00:57:11,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-12 00:57:11,380 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-12 00:57:11,381 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=1673, Unknown=0, NotChecked=0, Total=1892 [2018-04-12 00:57:11,381 INFO L87 Difference]: Start difference. First operand 240 states and 251 transitions. Second operand 44 states. [2018-04-12 00:57:13,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:13,764 INFO L93 Difference]: Finished difference Result 307 states and 321 transitions. [2018-04-12 00:57:13,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-12 00:57:13,764 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 71 [2018-04-12 00:57:13,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:13,765 INFO L225 Difference]: With dead ends: 307 [2018-04-12 00:57:13,765 INFO L226 Difference]: Without dead ends: 307 [2018-04-12 00:57:13,766 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1792 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=923, Invalid=5557, Unknown=0, NotChecked=0, Total=6480 [2018-04-12 00:57:13,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2018-04-12 00:57:13,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 244. [2018-04-12 00:57:13,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-04-12 00:57:13,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 257 transitions. [2018-04-12 00:57:13,768 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 257 transitions. Word has length 71 [2018-04-12 00:57:13,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:13,768 INFO L459 AbstractCegarLoop]: Abstraction has 244 states and 257 transitions. [2018-04-12 00:57:13,768 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-12 00:57:13,768 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 257 transitions. [2018-04-12 00:57:13,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-12 00:57:13,769 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:13,769 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:13,769 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:13,769 INFO L82 PathProgramCache]: Analyzing trace with hash -324780016, now seen corresponding path program 2 times [2018-04-12 00:57:13,769 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:13,769 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:13,770 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:13,770 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:57:13,770 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:13,779 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:14,138 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:14,138 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:14,138 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:14,144 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:57:14,163 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:57:14,163 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:57:14,165 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:14,221 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,222 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 [2018-04-12 00:57:14,222 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,227 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,228 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-12 00:57:14,248 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 [2018-04-12 00:57:14,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:14,250 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,251 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,259 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 [2018-04-12 00:57:14,260 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 [2018-04-12 00:57:14,260 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,261 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,267 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,268 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:32 [2018-04-12 00:57:14,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,319 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 60 treesize of output 64 [2018-04-12 00:57:14,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:14,320 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,326 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,335 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 [2018-04-12 00:57:14,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:14,336 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,337 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,344 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:14,344 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:58 [2018-04-12 00:57:14,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 53 [2018-04-12 00:57:14,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:57:14,452 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:14,463 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:14,488 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:14,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2018-04-12 00:57:14,491 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:14,492 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 25 treesize of output 24 [2018-04-12 00:57:14,492 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,502 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 87 [2018-04-12 00:57:14,509 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:14,510 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 20 treesize of output 38 [2018-04-12 00:57:14,510 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,518 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,536 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:14,537 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:88, output treesize:173 [2018-04-12 00:57:14,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 00:57:14,591 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,603 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 [2018-04-12 00:57:14,603 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,613 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:80, output treesize:72 [2018-04-12 00:57:14,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,649 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 61 treesize of output 60 [2018-04-12 00:57:14,652 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 18 treesize of output 19 [2018-04-12 00:57:14,652 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,658 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,669 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:14,671 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 45 treesize of output 56 [2018-04-12 00:57:14,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-04-12 00:57:14,672 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,677 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,684 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,685 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:91, output treesize:82 [2018-04-12 00:57:14,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,750 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 106 [2018-04-12 00:57:14,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:14,757 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,766 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,778 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,779 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:14,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 118 [2018-04-12 00:57:14,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13 [2018-04-12 00:57:14,784 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,795 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:14,805 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:14,805 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:124, output treesize:100 [2018-04-12 00:57:14,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 171 [2018-04-12 00:57:14,945 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 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:57:14,945 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:14,961 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:14,998 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 181 treesize of output 138 [2018-04-12 00:57:15,005 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 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:57:15,005 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:15,019 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:15,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 122 [2018-04-12 00:57:15,029 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 32 treesize of output 25 [2018-04-12 00:57:15,029 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:15,038 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:15,067 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:15,070 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:200, output treesize:287 [2018-04-12 00:57:15,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:15,309 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:15,309 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:15,312 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 145 treesize of output 132 [2018-04-12 00:57:15,314 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 5 treesize of output 1 [2018-04-12 00:57:15,314 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:15,325 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:15,325 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 56 treesize of output 34 [2018-04-12 00:57:15,325 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:15,333 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:15,333 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 39 treesize of output 34 [2018-04-12 00:57:15,334 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:15,340 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:15,351 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 30 treesize of output 32 [2018-04-12 00:57:15,352 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:15,352 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 15 treesize of output 11 [2018-04-12 00:57:15,352 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:15,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:15,357 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:15,359 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:15,364 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:15,364 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:151, output treesize:9 [2018-04-12 00:57:15,410 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:15,433 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:15,434 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 24] total 41 [2018-04-12 00:57:15,434 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-12 00:57:15,434 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-12 00:57:15,434 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1552, Unknown=0, NotChecked=0, Total=1722 [2018-04-12 00:57:15,435 INFO L87 Difference]: Start difference. First operand 244 states and 257 transitions. Second operand 42 states. [2018-04-12 00:57:17,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:17,227 INFO L93 Difference]: Finished difference Result 308 states and 323 transitions. [2018-04-12 00:57:17,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-12 00:57:17,228 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 71 [2018-04-12 00:57:17,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:17,229 INFO L225 Difference]: With dead ends: 308 [2018-04-12 00:57:17,229 INFO L226 Difference]: Without dead ends: 308 [2018-04-12 00:57:17,230 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 52 SyntacticMatches, 2 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1326 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=630, Invalid=4482, Unknown=0, NotChecked=0, Total=5112 [2018-04-12 00:57:17,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2018-04-12 00:57:17,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 246. [2018-04-12 00:57:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2018-04-12 00:57:17,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 259 transitions. [2018-04-12 00:57:17,234 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 259 transitions. Word has length 71 [2018-04-12 00:57:17,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:17,234 INFO L459 AbstractCegarLoop]: Abstraction has 246 states and 259 transitions. [2018-04-12 00:57:17,234 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-12 00:57:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 259 transitions. [2018-04-12 00:57:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-12 00:57:17,235 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:17,235 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:17,235 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:17,235 INFO L82 PathProgramCache]: Analyzing trace with hash -507435405, now seen corresponding path program 1 times [2018-04-12 00:57:17,235 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:17,235 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:17,236 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:17,236 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:57:17,236 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:17,248 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:17,583 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:17,583 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:17,583 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:17,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:17,617 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:17,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:17,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:17,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-12 00:57:17,623 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,626 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,627 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:57:17,644 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 [2018-04-12 00:57:17,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:17,645 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,646 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,654 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 [2018-04-12 00:57:17,663 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 [2018-04-12 00:57:17,663 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,664 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,670 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,670 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:27 [2018-04-12 00:57:17,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:17,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 55 [2018-04-12 00:57:17,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:17,719 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,724 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,735 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 29 treesize of output 30 [2018-04-12 00:57:17,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:17,737 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,740 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,748 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:17,748 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:53 [2018-04-12 00:57:17,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 49 [2018-04-12 00:57:17,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 39 [2018-04-12 00:57:17,847 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:17,859 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:17,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 73 [2018-04-12 00:57:17,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:57:17,894 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:17,907 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:17,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 69 [2018-04-12 00:57:17,936 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:17,937 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 16 treesize of output 17 [2018-04-12 00:57:17,938 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,946 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:17,974 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:17,975 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:88, output treesize:155 [2018-04-12 00:57:18,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:18,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:18,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:18,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:18,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-12 00:57:18,032 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,046 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,046 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:77, output treesize:83 [2018-04-12 00:57:18,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:18,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 61 [2018-04-12 00:57:18,086 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 18 treesize of output 26 [2018-04-12 00:57:18,087 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,093 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-12 00:57:18,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2018-04-12 00:57:18,111 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,116 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,126 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:105, output treesize:81 [2018-04-12 00:57:18,191 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:18,194 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 73 treesize of output 74 [2018-04-12 00:57:18,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:18,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,203 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,216 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:18,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:18,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 100 [2018-04-12 00:57:18,222 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13 [2018-04-12 00:57:18,222 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,231 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,242 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:18,242 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:123, output treesize:103 [2018-04-12 00:57:18,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 155 [2018-04-12 00:57:18,365 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:18,365 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 32 treesize of output 48 [2018-04-12 00:57:18,365 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,374 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 128 [2018-04-12 00:57:18,399 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 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:57:18,400 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:18,412 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:18,439 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:18,439 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:203, output treesize:289 [2018-04-12 00:57:18,560 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 106 treesize of output 93 [2018-04-12 00:57:18,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:57:18,562 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,568 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 75 treesize of output 60 [2018-04-12 00:57:18,568 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,572 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,580 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. [2018-04-12 00:57:18,580 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:135, output treesize:89 [2018-04-12 00:57:18,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 50 [2018-04-12 00:57:18,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-12 00:57:18,644 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:18,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14 [2018-04-12 00:57:18,652 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:57:18,657 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:18,660 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:18,664 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. [2018-04-12 00:57:18,665 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:90, output treesize:28 [2018-04-12 00:57:18,748 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:18,765 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:18,765 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 22] total 39 [2018-04-12 00:57:18,765 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-12 00:57:18,766 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-12 00:57:18,766 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=1386, Unknown=0, NotChecked=0, Total=1560 [2018-04-12 00:57:18,766 INFO L87 Difference]: Start difference. First operand 246 states and 259 transitions. Second operand 40 states. [2018-04-12 00:57:20,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:20,296 INFO L93 Difference]: Finished difference Result 309 states and 324 transitions. [2018-04-12 00:57:20,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-12 00:57:20,296 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 73 [2018-04-12 00:57:20,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:20,297 INFO L225 Difference]: With dead ends: 309 [2018-04-12 00:57:20,297 INFO L226 Difference]: Without dead ends: 309 [2018-04-12 00:57:20,297 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 54 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1134 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=522, Invalid=3638, Unknown=0, NotChecked=0, Total=4160 [2018-04-12 00:57:20,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2018-04-12 00:57:20,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 253. [2018-04-12 00:57:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2018-04-12 00:57:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 267 transitions. [2018-04-12 00:57:20,300 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 267 transitions. Word has length 73 [2018-04-12 00:57:20,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:20,300 INFO L459 AbstractCegarLoop]: Abstraction has 253 states and 267 transitions. [2018-04-12 00:57:20,300 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-12 00:57:20,300 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 267 transitions. [2018-04-12 00:57:20,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-12 00:57:20,300 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:20,300 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, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:20,300 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:20,300 INFO L82 PathProgramCache]: Analyzing trace with hash -507435404, now seen corresponding path program 1 times [2018-04-12 00:57:20,301 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:20,301 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:20,301 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:20,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:20,301 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:20,310 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:20,656 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:20,656 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:20,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:20,687 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:20,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 00:57:20,689 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,691 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,691 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:57:20,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:20,750 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 [2018-04-12 00:57:20,750 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:20,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:20,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:57:20,758 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,763 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,763 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:27 [2018-04-12 00:57:20,783 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 [2018-04-12 00:57:20,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:20,785 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,786 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,795 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 [2018-04-12 00:57:20,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:20,796 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,797 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,804 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,804 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:44 [2018-04-12 00:57:20,857 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:20,860 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 60 treesize of output 64 [2018-04-12 00:57:20,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:20,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,866 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:20,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-12 00:57:20,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:20,881 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,884 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:20,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:20,893 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:86, output treesize:70 [2018-04-12 00:57:21,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 57 [2018-04-12 00:57:21,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:57:21,016 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:21,028 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:21,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 100 [2018-04-12 00:57:21,059 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:21,059 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 20 treesize of output 38 [2018-04-12 00:57:21,059 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,070 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:21,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 87 [2018-04-12 00:57:21,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:21,076 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 25 treesize of output 24 [2018-04-12 00:57:21,076 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,085 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,111 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:21,111 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:105, output treesize:213 [2018-04-12 00:57:21,177 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,179 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 [2018-04-12 00:57:21,179 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:57:21,194 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,206 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,207 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:97, output treesize:89 [2018-04-12 00:57:21,246 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:21,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 63 [2018-04-12 00:57:21,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 30 [2018-04-12 00:57:21,249 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 70 [2018-04-12 00:57:21,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2018-04-12 00:57:21,273 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,279 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,289 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,289 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:108, output treesize:91 [2018-04-12 00:57:21,360 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,366 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 88 treesize of output 109 [2018-04-12 00:57:21,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:21,368 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,378 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,397 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 103 treesize of output 127 [2018-04-12 00:57:21,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13 [2018-04-12 00:57:21,400 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,410 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,421 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:21,422 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:133, output treesize:113 [2018-04-12 00:57:21,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 170 [2018-04-12 00:57:21,572 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:21,572 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 20 treesize of output 36 [2018-04-12 00:57:21,572 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,588 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:21,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:21,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 153 [2018-04-12 00:57:21,631 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 2 case distinctions, treesize of input 20 treesize of output 51 [2018-04-12 00:57:21,631 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:21,647 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:21,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:21,680 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:198, output treesize:297 [2018-04-12 00:57:22,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:22,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:22,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:22,042 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 178 treesize of output 139 [2018-04-12 00:57:22,059 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 104 treesize of output 116 [2018-04-12 00:57:22,063 INFO L267 ElimStorePlain]: Start of recursive call 3: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-12 00:57:22,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 103 [2018-04-12 00:57:22,152 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:22,153 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 110 treesize of output 77 [2018-04-12 00:57:22,154 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,158 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 122 treesize of output 99 [2018-04-12 00:57:22,159 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:22,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 83 [2018-04-12 00:57:22,160 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 103 [2018-04-12 00:57:22,165 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:22,169 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 116 treesize of output 93 [2018-04-12 00:57:22,170 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:22,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 99 [2018-04-12 00:57:22,172 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 64 [2018-04-12 00:57:22,315 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 64 [2018-04-12 00:57:22,316 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 96 [2018-04-12 00:57:22,321 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:22,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 107 [2018-04-12 00:57:22,326 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:22,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 103 [2018-04-12 00:57:22,331 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:22,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 92 [2018-04-12 00:57:22,342 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:22,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 84 [2018-04-12 00:57:22,346 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,459 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 7 dim-0 vars, and 7 xjuncts. [2018-04-12 00:57:22,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 55 [2018-04-12 00:57:22,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-12 00:57:22,531 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 11 [2018-04-12 00:57:22,538 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-12 00:57:22,545 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,549 INFO L267 ElimStorePlain]: Start of recursive call 18: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 55 [2018-04-12 00:57:22,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 18 [2018-04-12 00:57:22,555 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:57:22,565 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,571 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 11 treesize of output 3 [2018-04-12 00:57:22,571 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,576 INFO L267 ElimStorePlain]: Start of recursive call 22: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 55 [2018-04-12 00:57:22,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-12 00:57:22,580 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,587 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 15 treesize of output 11 [2018-04-12 00:57:22,587 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:57:22,594 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,599 INFO L267 ElimStorePlain]: Start of recursive call 26: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 55 [2018-04-12 00:57:22,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-12 00:57:22,602 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,610 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 20 treesize of output 11 [2018-04-12 00:57:22,610 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,616 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 11 treesize of output 3 [2018-04-12 00:57:22,616 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,621 INFO L267 ElimStorePlain]: Start of recursive call 30: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,624 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 79 treesize of output 59 [2018-04-12 00:57:22,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2018-04-12 00:57:22,627 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 00:57:22,636 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 8 [2018-04-12 00:57:22,643 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,648 INFO L267 ElimStorePlain]: Start of recursive call 34: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 59 [2018-04-12 00:57:22,652 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 37 treesize of output 24 [2018-04-12 00:57:22,652 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 13 [2018-04-12 00:57:22,660 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 3 [2018-04-12 00:57:22,666 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,671 INFO L267 ElimStorePlain]: Start of recursive call 38: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 55 [2018-04-12 00:57:22,674 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 24 treesize of output 18 [2018-04-12 00:57:22,674 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:57:22,683 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-12 00:57:22,689 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,694 INFO L267 ElimStorePlain]: Start of recursive call 42: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:22,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 14 dim-0 vars, and 7 xjuncts. [2018-04-12 00:57:22,739 INFO L202 ElimStorePlain]: Needed 45 recursive calls to eliminate 3 variables, input treesize:190, output treesize:246 [2018-04-12 00:57:22,885 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:22,902 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:22,902 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 26] total 45 [2018-04-12 00:57:22,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-12 00:57:22,902 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-12 00:57:22,903 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=1859, Unknown=0, NotChecked=0, Total=2070 [2018-04-12 00:57:22,903 INFO L87 Difference]: Start difference. First operand 253 states and 267 transitions. Second operand 46 states. [2018-04-12 00:57:25,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:25,272 INFO L93 Difference]: Finished difference Result 315 states and 330 transitions. [2018-04-12 00:57:25,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-12 00:57:25,272 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 73 [2018-04-12 00:57:25,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:25,273 INFO L225 Difference]: With dead ends: 315 [2018-04-12 00:57:25,273 INFO L226 Difference]: Without dead ends: 315 [2018-04-12 00:57:25,274 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1723 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=814, Invalid=5506, Unknown=0, NotChecked=0, Total=6320 [2018-04-12 00:57:25,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2018-04-12 00:57:25,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 255. [2018-04-12 00:57:25,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-04-12 00:57:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 268 transitions. [2018-04-12 00:57:25,278 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 268 transitions. Word has length 73 [2018-04-12 00:57:25,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:25,278 INFO L459 AbstractCegarLoop]: Abstraction has 255 states and 268 transitions. [2018-04-12 00:57:25,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-12 00:57:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 268 transitions. [2018-04-12 00:57:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-12 00:57:25,279 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:25,279 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:25,279 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:25,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1698658648, now seen corresponding path program 1 times [2018-04-12 00:57:25,279 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:25,279 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:25,280 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:25,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:25,280 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:25,289 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:25,673 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:25,673 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:25,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:25,695 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:25,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:25,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:25,722 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 [2018-04-12 00:57:25,723 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:25,725 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:25,726 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:57:25,744 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 [2018-04-12 00:57:25,744 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 [2018-04-12 00:57:25,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:25,745 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:25,749 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:25,749 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:18 [2018-04-12 00:57:25,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:25,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 34 [2018-04-12 00:57:25,784 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 14 treesize of output 13 [2018-04-12 00:57:25,784 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:25,786 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:25,790 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. [2018-04-12 00:57:25,790 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:31 [2018-04-12 00:57:25,850 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 41 treesize of output 31 [2018-04-12 00:57:25,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-12 00:57:25,856 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:25,864 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:25,873 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. [2018-04-12 00:57:25,873 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:44, output treesize:60 [2018-04-12 00:57:26,036 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 24 [2018-04-12 00:57:26,041 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 [2018-04-12 00:57:26,042 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:26,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:57:26,052 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:26,060 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:26,070 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. [2018-04-12 00:57:26,070 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:42, output treesize:30 [2018-04-12 00:57:26,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:26,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:26,130 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:26,133 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. [2018-04-12 00:57:26,133 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-12 00:57:26,195 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:26,212 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:26,212 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 19] total 44 [2018-04-12 00:57:26,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-12 00:57:26,212 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-12 00:57:26,213 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=1816, Unknown=0, NotChecked=0, Total=1980 [2018-04-12 00:57:26,213 INFO L87 Difference]: Start difference. First operand 255 states and 268 transitions. Second operand 45 states. [2018-04-12 00:57:28,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:28,864 INFO L93 Difference]: Finished difference Result 410 states and 432 transitions. [2018-04-12 00:57:28,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-12 00:57:28,864 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 74 [2018-04-12 00:57:28,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:28,865 INFO L225 Difference]: With dead ends: 410 [2018-04-12 00:57:28,865 INFO L226 Difference]: Without dead ends: 410 [2018-04-12 00:57:28,866 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2616 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=1423, Invalid=7133, Unknown=0, NotChecked=0, Total=8556 [2018-04-12 00:57:28,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2018-04-12 00:57:28,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 315. [2018-04-12 00:57:28,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2018-04-12 00:57:28,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 338 transitions. [2018-04-12 00:57:28,870 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 338 transitions. Word has length 74 [2018-04-12 00:57:28,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:28,871 INFO L459 AbstractCegarLoop]: Abstraction has 315 states and 338 transitions. [2018-04-12 00:57:28,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-12 00:57:28,871 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 338 transitions. [2018-04-12 00:57:28,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-12 00:57:28,872 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:28,872 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:28,872 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:28,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1698658647, now seen corresponding path program 1 times [2018-04-12 00:57:28,872 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:28,872 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:28,873 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:28,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:28,873 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:28,881 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:28,986 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:57:28,986 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:28,987 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:28,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:29,010 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:29,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-12 00:57:29,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 19 treesize of output 20 [2018-04-12 00:57:29,090 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:29,094 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:29,103 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 26 treesize of output 20 [2018-04-12 00:57:29,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 19 [2018-04-12 00:57:29,108 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:29,112 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:29,114 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 30 treesize of output 24 [2018-04-12 00:57:29,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 15 [2018-04-12 00:57:29,116 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:29,118 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:29,127 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 3 xjuncts. [2018-04-12 00:57:29,127 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:43, output treesize:39 [2018-04-12 00:57:29,181 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:57:29,198 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:29,199 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11] total 17 [2018-04-12 00:57:29,199 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-12 00:57:29,199 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-12 00:57:29,199 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=260, Unknown=4, NotChecked=0, Total=306 [2018-04-12 00:57:29,199 INFO L87 Difference]: Start difference. First operand 315 states and 338 transitions. Second operand 18 states. [2018-04-12 00:57:29,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:29,975 INFO L93 Difference]: Finished difference Result 368 states and 393 transitions. [2018-04-12 00:57:29,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-12 00:57:29,976 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 74 [2018-04-12 00:57:29,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:29,976 INFO L225 Difference]: With dead ends: 368 [2018-04-12 00:57:29,976 INFO L226 Difference]: Without dead ends: 368 [2018-04-12 00:57:29,977 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=138, Invalid=670, Unknown=4, NotChecked=0, Total=812 [2018-04-12 00:57:29,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2018-04-12 00:57:29,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 324. [2018-04-12 00:57:29,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-04-12 00:57:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 349 transitions. [2018-04-12 00:57:29,980 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 349 transitions. Word has length 74 [2018-04-12 00:57:29,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:29,980 INFO L459 AbstractCegarLoop]: Abstraction has 324 states and 349 transitions. [2018-04-12 00:57:29,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-12 00:57:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 349 transitions. [2018-04-12 00:57:29,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-04-12 00:57:29,981 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:29,981 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:29,981 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:29,981 INFO L82 PathProgramCache]: Analyzing trace with hash -238648907, now seen corresponding path program 3 times [2018-04-12 00:57:29,981 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:29,981 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:29,982 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:29,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:29,982 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:29,995 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:30,409 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:30,409 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:30,409 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:30,414 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:57:30,481 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-12 00:57:30,481 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:57:30,483 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:30,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:30,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-12 00:57:30,486 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,488 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,488 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:9 [2018-04-12 00:57:30,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:30,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:30,544 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 [2018-04-12 00:57:30,544 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,550 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-12 00:57:30,581 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 [2018-04-12 00:57:30,582 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 [2018-04-12 00:57:30,582 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,584 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,591 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 [2018-04-12 00:57:30,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:30,593 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,594 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,600 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-04-12 00:57:30,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:30,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-12 00:57:30,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:30,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,667 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,678 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:30,680 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 52 treesize of output 56 [2018-04-12 00:57:30,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:30,682 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,686 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,695 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:30,695 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:81, output treesize:65 [2018-04-12 00:57:30,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 57 [2018-04-12 00:57:30,820 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 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:57:30,820 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:30,832 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:30,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 91 [2018-04-12 00:57:30,860 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:30,860 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 20 treesize of output 38 [2018-04-12 00:57:30,861 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,870 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,872 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:30,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 78 [2018-04-12 00:57:30,875 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:30,875 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 25 treesize of output 24 [2018-04-12 00:57:30,876 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,884 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,907 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:30,907 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:103, output treesize:185 [2018-04-12 00:57:30,974 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 [2018-04-12 00:57:30,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:30,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:30,987 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:82, output treesize:82 [2018-04-12 00:57:31,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,031 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,032 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-12 00:57:31,033 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,058 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,058 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:93, output treesize:99 [2018-04-12 00:57:31,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 83 [2018-04-12 00:57:31,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2018-04-12 00:57:31,121 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,130 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,145 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-12 00:57:31,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2018-04-12 00:57:31,150 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,155 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,167 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,168 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:121, output treesize:89 [2018-04-12 00:57:31,258 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,259 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 133 [2018-04-12 00:57:31,266 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 14 treesize of output 13 [2018-04-12 00:57:31,266 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,279 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 62 [2018-04-12 00:57:31,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:31,298 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,304 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,316 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:31,316 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:131, output treesize:111 [2018-04-12 00:57:31,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,476 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 37 treesize of output 36 [2018-04-12 00:57:31,476 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 124 [2018-04-12 00:57:31,501 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:31,501 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 20 treesize of output 24 [2018-04-12 00:57:31,501 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,511 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,527 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:31,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 111 [2018-04-12 00:57:31,538 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 00:57:31,539 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:31,563 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:31,585 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:31,586 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:187, output treesize:185 [2018-04-12 00:57:31,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:57:31,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-12 00:57:31,656 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,660 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:31,668 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. [2018-04-12 00:57:31,668 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:139, output treesize:123 [2018-04-12 00:57:32,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:32,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:32,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 100 [2018-04-12 00:57:32,036 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 55 treesize of output 45 [2018-04-12 00:57:32,037 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:32,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:57:32,052 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,067 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:32,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 53 [2018-04-12 00:57:32,071 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:32,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:32,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-12 00:57:32,075 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,091 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:32,110 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 52 treesize of output 44 [2018-04-12 00:57:32,111 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 5 treesize of output 1 [2018-04-12 00:57:32,111 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,117 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:32,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-12 00:57:32,118 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,123 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,124 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 52 treesize of output 44 [2018-04-12 00:57:32,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:57:32,125 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:32,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 [2018-04-12 00:57:32,132 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,136 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,151 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:32,151 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 5 variables, input treesize:149, output treesize:91 [2018-04-12 00:57:32,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:32,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:32,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2018-04-12 00:57:32,272 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 7 treesize of output 1 [2018-04-12 00:57:32,273 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-12 00:57:32,279 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,282 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 7 treesize of output 1 [2018-04-12 00:57:32,282 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,283 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,288 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:32,288 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:54, output treesize:7 [2018-04-12 00:57:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-12 00:57:32,367 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:32,367 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 28] total 52 [2018-04-12 00:57:32,367 INFO L442 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-04-12 00:57:32,368 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-04-12 00:57:32,368 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2455, Unknown=0, NotChecked=0, Total=2652 [2018-04-12 00:57:32,368 INFO L87 Difference]: Start difference. First operand 324 states and 349 transitions. Second operand 52 states. [2018-04-12 00:57:34,785 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 135 DAG size of output 99 [2018-04-12 00:57:35,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:35,627 INFO L93 Difference]: Finished difference Result 362 states and 386 transitions. [2018-04-12 00:57:35,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-04-12 00:57:35,627 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 77 [2018-04-12 00:57:35,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:35,628 INFO L225 Difference]: With dead ends: 362 [2018-04-12 00:57:35,628 INFO L226 Difference]: Without dead ends: 362 [2018-04-12 00:57:35,628 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2115 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=723, Invalid=7465, Unknown=2, NotChecked=0, Total=8190 [2018-04-12 00:57:35,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2018-04-12 00:57:35,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 317. [2018-04-12 00:57:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2018-04-12 00:57:35,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 339 transitions. [2018-04-12 00:57:35,631 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 339 transitions. Word has length 77 [2018-04-12 00:57:35,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:35,631 INFO L459 AbstractCegarLoop]: Abstraction has 317 states and 339 transitions. [2018-04-12 00:57:35,631 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states. [2018-04-12 00:57:35,632 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 339 transitions. [2018-04-12 00:57:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-12 00:57:35,632 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:35,632 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:35,632 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:35,632 INFO L82 PathProgramCache]: Analyzing trace with hash 802412474, now seen corresponding path program 1 times [2018-04-12 00:57:35,632 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:35,632 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:35,633 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:35,633 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:57:35,633 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:35,641 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:57:35,846 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:35,846 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:35,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:35,877 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:35,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:35,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:35,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-12 00:57:35,905 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:35,909 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:35,909 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-12 00:57:35,923 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 [2018-04-12 00:57:35,925 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 [2018-04-12 00:57:35,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:35,927 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:35,932 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:35,932 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:31 [2018-04-12 00:57:35,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:35,972 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 38 treesize of output 42 [2018-04-12 00:57:35,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:35,974 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:35,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:35,984 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. [2018-04-12 00:57:35,984 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:52, output treesize:44 [2018-04-12 00:57:36,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 43 [2018-04-12 00:57:36,129 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:57:36,130 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:36,141 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:36,159 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. [2018-04-12 00:57:36,160 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:61, output treesize:98 [2018-04-12 00:57:36,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:36,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:36,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:36,204 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:36,204 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 [2018-04-12 00:57:36,204 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,210 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,210 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:42 [2018-04-12 00:57:36,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:36,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-12 00:57:36,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:57:36,240 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,244 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,250 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,250 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:43 [2018-04-12 00:57:36,291 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:36,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 61 [2018-04-12 00:57:36,296 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 14 treesize of output 13 [2018-04-12 00:57:36,296 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,302 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,308 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. [2018-04-12 00:57:36,308 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:64, output treesize:56 [2018-04-12 00:57:36,393 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 70 [2018-04-12 00:57:36,396 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:36,400 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 51 [2018-04-12 00:57:36,401 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:36,413 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:36,431 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. [2018-04-12 00:57:36,431 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:96, output treesize:148 [2018-04-12 00:57:36,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 42 [2018-04-12 00:57:36,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-12 00:57:36,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-12 00:57:36,492 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:57:36,495 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,496 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,499 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:36,499 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:70, output treesize:8 [2018-04-12 00:57:36,569 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-12 00:57:36,586 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:36,586 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 22] total 39 [2018-04-12 00:57:36,586 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-12 00:57:36,586 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-12 00:57:36,586 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1293, Unknown=0, NotChecked=0, Total=1482 [2018-04-12 00:57:36,587 INFO L87 Difference]: Start difference. First operand 317 states and 339 transitions. Second operand 39 states. [2018-04-12 00:57:38,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:38,112 INFO L93 Difference]: Finished difference Result 375 states and 399 transitions. [2018-04-12 00:57:38,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-12 00:57:38,113 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 78 [2018-04-12 00:57:38,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:38,113 INFO L225 Difference]: With dead ends: 375 [2018-04-12 00:57:38,113 INFO L226 Difference]: Without dead ends: 375 [2018-04-12 00:57:38,114 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1403 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=628, Invalid=4342, Unknown=0, NotChecked=0, Total=4970 [2018-04-12 00:57:38,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-04-12 00:57:38,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 344. [2018-04-12 00:57:38,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-04-12 00:57:38,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 373 transitions. [2018-04-12 00:57:38,116 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 373 transitions. Word has length 78 [2018-04-12 00:57:38,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:38,117 INFO L459 AbstractCegarLoop]: Abstraction has 344 states and 373 transitions. [2018-04-12 00:57:38,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-12 00:57:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 373 transitions. [2018-04-12 00:57:38,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-04-12 00:57:38,117 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:38,117 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:38,117 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:38,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1531471959, now seen corresponding path program 1 times [2018-04-12 00:57:38,117 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:38,117 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:38,118 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:38,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:38,118 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:38,123 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:38,346 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-12 00:57:38,346 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:38,347 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:38,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:38,376 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:38,402 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:38,403 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:38,403 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 [2018-04-12 00:57:38,403 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,408 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,408 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:57:38,422 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 [2018-04-12 00:57:38,423 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 8 treesize of output 7 [2018-04-12 00:57:38,423 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,424 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,431 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 [2018-04-12 00:57:38,432 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 [2018-04-12 00:57:38,432 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,433 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,437 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,437 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:25 [2018-04-12 00:57:38,469 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:38,472 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 51 treesize of output 55 [2018-04-12 00:57:38,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:38,474 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,478 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:38,489 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 29 treesize of output 30 [2018-04-12 00:57:38,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:38,491 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,494 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,500 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:38,501 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:51 [2018-04-12 00:57:38,523 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 42 treesize of output 30 [2018-04-12 00:57:38,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2018-04-12 00:57:38,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:57:38,528 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,530 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,534 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. [2018-04-12 00:57:38,534 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:52, output treesize:24 [2018-04-12 00:57:38,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-12 00:57:38,576 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:57:38,577 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:38,584 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:38,594 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. [2018-04-12 00:57:38,595 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:35, output treesize:54 [2018-04-12 00:57:38,633 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 22 treesize of output 20 [2018-04-12 00:57:38,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:38,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:57:38,638 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,639 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:38,641 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-12 00:57:38,689 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-12 00:57:38,706 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:38,706 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 14] total 28 [2018-04-12 00:57:38,706 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-12 00:57:38,707 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-12 00:57:38,707 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=687, Unknown=0, NotChecked=0, Total=812 [2018-04-12 00:57:38,707 INFO L87 Difference]: Start difference. First operand 344 states and 373 transitions. Second operand 29 states. [2018-04-12 00:57:39,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:39,848 INFO L93 Difference]: Finished difference Result 425 states and 458 transitions. [2018-04-12 00:57:39,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-12 00:57:39,848 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 78 [2018-04-12 00:57:39,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:39,849 INFO L225 Difference]: With dead ends: 425 [2018-04-12 00:57:39,849 INFO L226 Difference]: Without dead ends: 425 [2018-04-12 00:57:39,849 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 70 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1056 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=855, Invalid=2805, Unknown=0, NotChecked=0, Total=3660 [2018-04-12 00:57:39,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2018-04-12 00:57:39,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 379. [2018-04-12 00:57:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-04-12 00:57:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 419 transitions. [2018-04-12 00:57:39,852 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 419 transitions. Word has length 78 [2018-04-12 00:57:39,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:39,852 INFO L459 AbstractCegarLoop]: Abstraction has 379 states and 419 transitions. [2018-04-12 00:57:39,852 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-12 00:57:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 419 transitions. [2018-04-12 00:57:39,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-04-12 00:57:39,853 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:39,853 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:39,853 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:39,853 INFO L82 PathProgramCache]: Analyzing trace with hash 660916923, now seen corresponding path program 1 times [2018-04-12 00:57:39,853 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:39,853 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:39,854 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:39,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:39,854 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:39,861 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:40,370 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:40,370 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:40,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:40,404 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:40,408 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:57:40,409 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,412 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,413 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:57:40,431 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 [2018-04-12 00:57:40,432 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 [2018-04-12 00:57:40,432 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,434 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:40,441 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 [2018-04-12 00:57:40,441 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,442 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,447 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:27 [2018-04-12 00:57:40,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-12 00:57:40,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:57:40,496 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,499 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,507 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 47 [2018-04-12 00:57:40,511 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 14 treesize of output 13 [2018-04-12 00:57:40,511 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,514 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,521 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:40,521 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:53 [2018-04-12 00:57:40,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-04-12 00:57:40,628 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 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:57:40,628 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:40,671 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:40,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 91 [2018-04-12 00:57:40,705 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 2 case distinctions, treesize of input 20 treesize of output 51 [2018-04-12 00:57:40,705 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:40,719 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:40,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 73 [2018-04-12 00:57:40,725 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:40,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-12 00:57:40,726 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,734 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,760 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:40,760 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:88, output treesize:179 [2018-04-12 00:57:40,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-12 00:57:40,817 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,825 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:71, output treesize:64 [2018-04-12 00:57:40,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,858 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 52 [2018-04-12 00:57:40,860 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 18 treesize of output 26 [2018-04-12 00:57:40,860 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,866 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-12 00:57:40,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2018-04-12 00:57:40,880 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,885 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,892 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,892 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:86, output treesize:54 [2018-04-12 00:57:40,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,950 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:40,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 98 [2018-04-12 00:57:40,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13 [2018-04-12 00:57:40,956 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,964 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,975 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 48 treesize of output 49 [2018-04-12 00:57:40,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:40,976 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,981 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:40,989 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:40,989 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:96, output treesize:76 [2018-04-12 00:57:41,110 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 189 treesize of output 146 [2018-04-12 00:57:41,119 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 2 case distinctions, treesize of input 44 treesize of output 75 [2018-04-12 00:57:41,119 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:41,133 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:41,161 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:41,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 163 [2018-04-12 00:57:41,163 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 61 treesize of output 56 [2018-04-12 00:57:41,163 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,171 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 154 [2018-04-12 00:57:41,179 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:41,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 60 [2018-04-12 00:57:41,180 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,188 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,209 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:41,209 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:196, output treesize:275 [2018-04-12 00:57:41,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 119 [2018-04-12 00:57:41,474 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 31 treesize of output 3 [2018-04-12 00:57:41,474 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 57 [2018-04-12 00:57:41,481 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:41,487 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 63 treesize of output 39 [2018-04-12 00:57:41,487 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:41,499 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:41,506 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 38 treesize of output 36 [2018-04-12 00:57:41,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 15 [2018-04-12 00:57:41,507 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-12 00:57:41,511 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:41,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:41,514 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,514 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,517 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:41,518 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:176, output treesize:7 [2018-04-12 00:57:41,566 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:41,583 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:41,584 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 45 [2018-04-12 00:57:41,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-12 00:57:41,584 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-12 00:57:41,584 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1836, Unknown=3, NotChecked=0, Total=1980 [2018-04-12 00:57:41,584 INFO L87 Difference]: Start difference. First operand 379 states and 419 transitions. Second operand 45 states. [2018-04-12 00:57:43,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:43,662 INFO L93 Difference]: Finished difference Result 371 states and 403 transitions. [2018-04-12 00:57:43,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-12 00:57:43,662 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 80 [2018-04-12 00:57:43,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:43,663 INFO L225 Difference]: With dead ends: 371 [2018-04-12 00:57:43,663 INFO L226 Difference]: Without dead ends: 371 [2018-04-12 00:57:43,663 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 60 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1486 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=409, Invalid=4699, Unknown=4, NotChecked=0, Total=5112 [2018-04-12 00:57:43,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2018-04-12 00:57:43,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 367. [2018-04-12 00:57:43,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2018-04-12 00:57:43,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 399 transitions. [2018-04-12 00:57:43,666 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 399 transitions. Word has length 80 [2018-04-12 00:57:43,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:43,666 INFO L459 AbstractCegarLoop]: Abstraction has 367 states and 399 transitions. [2018-04-12 00:57:43,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-12 00:57:43,666 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 399 transitions. [2018-04-12 00:57:43,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-12 00:57:43,666 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:43,666 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:43,667 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:43,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1356747809, now seen corresponding path program 1 times [2018-04-12 00:57:43,667 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:43,667 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:43,667 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:43,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:43,668 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:43,676 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:44,852 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:44,853 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:44,853 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:44,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:44,880 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:45,079 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 26 treesize of output 22 [2018-04-12 00:57:45,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2018-04-12 00:57:45,084 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:45,089 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:45,098 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 29 treesize of output 23 [2018-04-12 00:57:45,102 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2018-04-12 00:57:45,102 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:45,108 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:45,109 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 [2018-04-12 00:57:45,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 18 [2018-04-12 00:57:45,111 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:45,114 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:45,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-12 00:57:45,125 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:46, output treesize:58 [2018-04-12 00:57:45,258 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 20 treesize of output 16 [2018-04-12 00:57:45,259 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 4 [2018-04-12 00:57:45,259 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:45,260 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:45,261 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:45,261 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:8 [2018-04-12 00:57:45,301 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:57:45,317 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:45,317 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 14] total 49 [2018-04-12 00:57:45,317 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-12 00:57:45,317 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-12 00:57:45,318 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=2151, Unknown=6, NotChecked=0, Total=2352 [2018-04-12 00:57:45,318 INFO L87 Difference]: Start difference. First operand 367 states and 399 transitions. Second operand 49 states. [2018-04-12 00:57:50,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:50,038 INFO L93 Difference]: Finished difference Result 589 states and 643 transitions. [2018-04-12 00:57:50,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2018-04-12 00:57:50,038 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 81 [2018-04-12 00:57:50,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:50,039 INFO L225 Difference]: With dead ends: 589 [2018-04-12 00:57:50,039 INFO L226 Difference]: Without dead ends: 589 [2018-04-12 00:57:50,040 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 71 SyntacticMatches, 4 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4031 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1583, Invalid=12186, Unknown=37, NotChecked=0, Total=13806 [2018-04-12 00:57:50,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2018-04-12 00:57:50,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 427. [2018-04-12 00:57:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2018-04-12 00:57:50,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 482 transitions. [2018-04-12 00:57:50,043 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 482 transitions. Word has length 81 [2018-04-12 00:57:50,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:50,044 INFO L459 AbstractCegarLoop]: Abstraction has 427 states and 482 transitions. [2018-04-12 00:57:50,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-12 00:57:50,044 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 482 transitions. [2018-04-12 00:57:50,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-12 00:57:50,044 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:50,044 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-04-12 00:57:50,044 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:50,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1197047147, now seen corresponding path program 3 times [2018-04-12 00:57:50,044 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:50,044 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:50,045 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:50,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:57:50,045 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:50,055 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:50,367 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:50,368 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:50,368 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:50,376 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:57:50,420 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 00:57:50,420 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:57:50,423 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:50,425 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 6 treesize of output 5 [2018-04-12 00:57:50,425 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,438 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,438 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:57:50,478 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:50,478 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:50,479 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 [2018-04-12 00:57:50,479 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,484 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,484 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-12 00:57:50,504 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 [2018-04-12 00:57:50,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:50,505 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,506 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,512 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,512 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-12 00:57:50,555 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:50,558 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 43 [2018-04-12 00:57:50,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:50,559 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,563 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,570 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. [2018-04-12 00:57:50,570 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:45 [2018-04-12 00:57:50,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-12 00:57:50,654 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:57:50,654 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:50,664 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:50,680 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. [2018-04-12 00:57:50,680 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:57, output treesize:90 [2018-04-12 00:57:50,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:50,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:50,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:50,721 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 [2018-04-12 00:57:50,721 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,726 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:38 [2018-04-12 00:57:50,753 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:50,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-12 00:57:50,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:57:50,757 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,761 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,767 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,768 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:54, output treesize:44 [2018-04-12 00:57:50,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:50,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 65 [2018-04-12 00:57:50,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13 [2018-04-12 00:57:50,818 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:50,832 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. [2018-04-12 00:57:50,832 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:65, output treesize:57 [2018-04-12 00:57:50,928 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 94 treesize of output 71 [2018-04-12 00:57:50,935 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 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-12 00:57:50,935 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:50,946 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:50,964 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. [2018-04-12 00:57:50,964 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:97, output treesize:150 [2018-04-12 00:57:51,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 43 [2018-04-12 00:57:51,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:51,050 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:51,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:51,056 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:51,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:51,060 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:51,062 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:51,066 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:51,066 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:74, output treesize:5 [2018-04-12 00:57:51,088 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:51,117 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:51,118 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 37 [2018-04-12 00:57:51,118 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-12 00:57:51,118 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-12 00:57:51,118 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1225, Unknown=0, NotChecked=0, Total=1406 [2018-04-12 00:57:51,118 INFO L87 Difference]: Start difference. First operand 427 states and 482 transitions. Second operand 38 states. [2018-04-12 00:57:52,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:52,422 INFO L93 Difference]: Finished difference Result 461 states and 508 transitions. [2018-04-12 00:57:52,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-12 00:57:52,423 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 81 [2018-04-12 00:57:52,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:52,423 INFO L225 Difference]: With dead ends: 461 [2018-04-12 00:57:52,423 INFO L226 Difference]: Without dead ends: 461 [2018-04-12 00:57:52,424 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1162 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=698, Invalid=3858, Unknown=0, NotChecked=0, Total=4556 [2018-04-12 00:57:52,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-04-12 00:57:52,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 427. [2018-04-12 00:57:52,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2018-04-12 00:57:52,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 481 transitions. [2018-04-12 00:57:52,427 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 481 transitions. Word has length 81 [2018-04-12 00:57:52,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:52,427 INFO L459 AbstractCegarLoop]: Abstraction has 427 states and 481 transitions. [2018-04-12 00:57:52,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-12 00:57:52,428 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 481 transitions. [2018-04-12 00:57:52,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-12 00:57:52,428 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:52,428 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-04-12 00:57:52,428 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:52,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1197047148, now seen corresponding path program 2 times [2018-04-12 00:57:52,429 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:52,429 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:52,430 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:52,430 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:57:52,430 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:52,442 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:52,787 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:52,787 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:52,787 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:52,793 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:57:52,817 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:57:52,818 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:57:52,820 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:52,821 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 [2018-04-12 00:57:52,821 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,822 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,822 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 00:57:52,837 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:52,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:52,838 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 [2018-04-12 00:57:52,838 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,844 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,844 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-12 00:57:52,866 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 [2018-04-12 00:57:52,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:52,867 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,868 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,877 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 [2018-04-12 00:57:52,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:57:52,879 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,880 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,887 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,887 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:43, output treesize:36 [2018-04-12 00:57:52,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:52,938 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 60 treesize of output 64 [2018-04-12 00:57:52,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:52,940 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,946 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-12 00:57:52,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:52,960 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,963 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:52,972 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:52,972 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:78, output treesize:62 [2018-04-12 00:57:53,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 57 [2018-04-12 00:57:53,083 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:57:53,110 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:53,123 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:53,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2018-04-12 00:57:53,156 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 20 treesize of output 17 [2018-04-12 00:57:53,157 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,165 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 77 [2018-04-12 00:57:53,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-12 00:57:53,178 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:53,193 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:53,222 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:53,222 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:88, output treesize:145 [2018-04-12 00:57:53,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:53,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:53,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:53,314 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 [2018-04-12 00:57:53,314 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 21 [2018-04-12 00:57:53,328 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,341 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,341 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:72 [2018-04-12 00:57:53,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-12 00:57:53,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-12 00:57:53,386 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,391 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:53,408 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 63 [2018-04-12 00:57:53,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:57:53,411 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,418 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,430 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:94, output treesize:66 [2018-04-12 00:57:53,499 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 29 treesize of output 30 [2018-04-12 00:57:53,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:53,501 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,505 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,520 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:53,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 98 [2018-04-12 00:57:53,526 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 14 treesize of output 13 [2018-04-12 00:57:53,526 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,538 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:53,550 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:108, output treesize:92 [2018-04-12 00:57:53,661 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 52 treesize of output 43 [2018-04-12 00:57:53,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 39 [2018-04-12 00:57:53,668 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:53,677 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:53,703 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 136 treesize of output 105 [2018-04-12 00:57:53,705 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 28 treesize of output 21 [2018-04-12 00:57:53,706 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,715 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,720 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 148 treesize of output 113 [2018-04-12 00:57:53,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 43 [2018-04-12 00:57:53,728 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:53,751 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:57:53,785 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:53,785 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:163, output treesize:241 [2018-04-12 00:57:53,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 61 [2018-04-12 00:57:53,905 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 [2018-04-12 00:57:53,905 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 18 [2018-04-12 00:57:53,914 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-12 00:57:53,921 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:53,928 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:53,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-12 00:57:53,947 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 5 treesize of output 1 [2018-04-12 00:57:53,948 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-12 00:57:53,952 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,953 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:53,959 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. [2018-04-12 00:57:53,960 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:115, output treesize:18 [2018-04-12 00:57:54,070 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:57:54,087 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:54,087 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 22] total 38 [2018-04-12 00:57:54,088 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-12 00:57:54,088 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-12 00:57:54,088 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1361, Unknown=0, NotChecked=0, Total=1482 [2018-04-12 00:57:54,088 INFO L87 Difference]: Start difference. First operand 427 states and 481 transitions. Second operand 39 states. [2018-04-12 00:57:56,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:56,619 INFO L93 Difference]: Finished difference Result 454 states and 500 transitions. [2018-04-12 00:57:56,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-12 00:57:56,619 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 81 [2018-04-12 00:57:56,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:56,620 INFO L225 Difference]: With dead ends: 454 [2018-04-12 00:57:56,620 INFO L226 Difference]: Without dead ends: 454 [2018-04-12 00:57:56,620 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 63 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1032 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=572, Invalid=4258, Unknown=0, NotChecked=0, Total=4830 [2018-04-12 00:57:56,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2018-04-12 00:57:56,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 428. [2018-04-12 00:57:56,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2018-04-12 00:57:56,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 480 transitions. [2018-04-12 00:57:56,623 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 480 transitions. Word has length 81 [2018-04-12 00:57:56,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:56,623 INFO L459 AbstractCegarLoop]: Abstraction has 428 states and 480 transitions. [2018-04-12 00:57:56,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-12 00:57:56,623 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 480 transitions. [2018-04-12 00:57:56,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-12 00:57:56,623 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:56,623 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:56,624 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:56,624 INFO L82 PathProgramCache]: Analyzing trace with hash -829362717, now seen corresponding path program 2 times [2018-04-12 00:57:56,624 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:56,624 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:56,624 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:56,624 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:57:56,624 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:56,629 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:56,794 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:57:56,794 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:56,794 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:56,802 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:57:56,834 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:57:56,834 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:57:56,837 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:57,128 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 57 [2018-04-12 00:57:57,135 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,138 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 44 [2018-04-12 00:57:57,143 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:57,164 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 40 [2018-04-12 00:57:57,164 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:57,182 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-04-12 00:57:57,183 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,198 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:57:57,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2018-04-12 00:57:57,227 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2018-04-12 00:57:57,228 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,239 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-12 00:57:57,240 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:57,251 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,251 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,252 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:57,252 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 27 treesize of output 18 [2018-04-12 00:57:57,252 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,258 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-12 00:57:57,260 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,261 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 13 treesize of output 9 [2018-04-12 00:57:57,261 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:57:57,265 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,267 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,271 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 29 treesize of output 29 [2018-04-12 00:57:57,272 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-04-12 00:57:57,273 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,288 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 18 treesize of output 11 [2018-04-12 00:57:57,288 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,297 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,297 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:57:57,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 21 treesize of output 18 [2018-04-12 00:57:57,303 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:57,308 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,316 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:57,316 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 5 variables, input treesize:72, output treesize:10 [2018-04-12 00:57:57,374 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:57:57,391 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:57:57,391 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 19] total 29 [2018-04-12 00:57:57,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-12 00:57:57,391 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-12 00:57:57,391 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=726, Unknown=0, NotChecked=0, Total=812 [2018-04-12 00:57:57,392 INFO L87 Difference]: Start difference. First operand 428 states and 480 transitions. Second operand 29 states. [2018-04-12 00:57:58,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:57:58,400 INFO L93 Difference]: Finished difference Result 501 states and 559 transitions. [2018-04-12 00:57:58,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-12 00:57:58,400 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 84 [2018-04-12 00:57:58,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:57:58,401 INFO L225 Difference]: With dead ends: 501 [2018-04-12 00:57:58,401 INFO L226 Difference]: Without dead ends: 501 [2018-04-12 00:57:58,401 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 72 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 566 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=382, Invalid=2374, Unknown=0, NotChecked=0, Total=2756 [2018-04-12 00:57:58,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2018-04-12 00:57:58,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 446. [2018-04-12 00:57:58,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-04-12 00:57:58,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 503 transitions. [2018-04-12 00:57:58,404 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 503 transitions. Word has length 84 [2018-04-12 00:57:58,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:57:58,404 INFO L459 AbstractCegarLoop]: Abstraction has 446 states and 503 transitions. [2018-04-12 00:57:58,404 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-12 00:57:58,404 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 503 transitions. [2018-04-12 00:57:58,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-04-12 00:57:58,405 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:57:58,405 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:57:58,405 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:57:58,405 INFO L82 PathProgramCache]: Analyzing trace with hash 59559130, now seen corresponding path program 2 times [2018-04-12 00:57:58,405 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:57:58,405 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:57:58,406 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:58,406 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:57:58,406 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:57:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:57:58,412 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:57:59,076 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:57:59,076 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:57:59,076 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:57:59,082 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:57:59,106 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:57:59,106 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:57:59,109 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:57:59,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:59,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 28 [2018-04-12 00:57:59,143 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,150 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,151 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:34 [2018-04-12 00:57:59,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:57:59,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:57:59,184 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,185 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,192 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:46 [2018-04-12 00:57:59,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:57:59,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 52 [2018-04-12 00:57:59,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:59,247 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,252 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,260 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. [2018-04-12 00:57:59,260 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:67, output treesize:59 [2018-04-12 00:57:59,367 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 31 treesize of output 41 [2018-04-12 00:57:59,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:57:59,370 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,382 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 79 [2018-04-12 00:57:59,411 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-12 00:57:59,412 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 51 [2018-04-12 00:57:59,477 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,529 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 2 case distinctions, treesize of input 53 treesize of output 64 [2018-04-12 00:57:59,529 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:57:59,565 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:57:59,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 53 [2018-04-12 00:57:59,606 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:57:59,640 INFO L267 ElimStorePlain]: Start of recursive call 4: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 00:57:59,681 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-04-12 00:57:59,681 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:83, output treesize:297 [2018-04-12 00:57:59,955 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 77 treesize of output 71 [2018-04-12 00:57:59,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-12 00:57:59,957 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 [2018-04-12 00:57:59,966 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:57:59,979 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,015 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 89 treesize of output 89 [2018-04-12 00:58:00,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 78 [2018-04-12 00:58:00,017 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 81 treesize of output 67 [2018-04-12 00:58:00,045 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,068 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 67 [2018-04-12 00:58:00,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 53 [2018-04-12 00:58:00,109 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:00,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 54 [2018-04-12 00:58:00,163 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-04-12 00:58:00,218 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 35 [2018-04-12 00:58:00,219 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,269 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 55 treesize of output 48 [2018-04-12 00:58:00,269 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,326 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 2 case distinctions, treesize of input 51 treesize of output 52 [2018-04-12 00:58:00,326 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 4 xjuncts. [2018-04-12 00:58:00,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 47 [2018-04-12 00:58:00,399 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 36 [2018-04-12 00:58:00,464 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 40 [2018-04-12 00:58:00,528 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:00,576 INFO L267 ElimStorePlain]: Start of recursive call 8: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 00:58:00,640 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 84 treesize of output 68 [2018-04-12 00:58:00,642 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 39 treesize of output 26 [2018-04-12 00:58:00,642 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,651 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 9 treesize of output 1 [2018-04-12 00:58:00,651 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,657 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2018-04-12 00:58:00,719 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 7 treesize of output 1 [2018-04-12 00:58:00,719 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,725 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 5 treesize of output 1 [2018-04-12 00:58:00,725 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,730 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,755 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 53 treesize of output 45 [2018-04-12 00:58:00,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2018-04-12 00:58:00,756 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,762 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,775 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 6 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:00,775 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 10 variables, input treesize:251, output treesize:63 [2018-04-12 00:58:00,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:00,912 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 37 treesize of output 31 [2018-04-12 00:58:00,912 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:00,926 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 31 treesize of output 31 [2018-04-12 00:58:00,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:00,936 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:00,936 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:69, output treesize:49 [2018-04-12 00:58:01,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:01,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:01,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-12 00:58:01,207 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:01,212 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. [2018-04-12 00:58:01,212 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:31, output treesize:29 [2018-04-12 00:58:01,317 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-12 00:58:01,334 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:58:01,334 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 22] total 43 [2018-04-12 00:58:01,334 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-12 00:58:01,335 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-12 00:58:01,335 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=1752, Unknown=2, NotChecked=0, Total=1892 [2018-04-12 00:58:01,335 INFO L87 Difference]: Start difference. First operand 446 states and 503 transitions. Second operand 44 states. [2018-04-12 00:58:02,453 WARN L151 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 106 DAG size of output 94 [2018-04-12 00:58:02,887 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 102 DAG size of output 90 [2018-04-12 00:58:03,109 WARN L151 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 95 DAG size of output 87 [2018-04-12 00:58:03,625 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 96 DAG size of output 84 [2018-04-12 00:58:03,903 WARN L151 SmtUtils]: Spent 174ms on a formula simplification. DAG size of input: 117 DAG size of output 99 [2018-04-12 00:58:04,089 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 94 DAG size of output 87 [2018-04-12 00:58:05,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:58:05,231 INFO L93 Difference]: Finished difference Result 479 states and 536 transitions. [2018-04-12 00:58:05,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-12 00:58:05,231 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 85 [2018-04-12 00:58:05,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:58:05,232 INFO L225 Difference]: With dead ends: 479 [2018-04-12 00:58:05,232 INFO L226 Difference]: Without dead ends: 433 [2018-04-12 00:58:05,232 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 65 SyntacticMatches, 6 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1316 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=467, Invalid=4787, Unknown=2, NotChecked=0, Total=5256 [2018-04-12 00:58:05,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2018-04-12 00:58:05,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 414. [2018-04-12 00:58:05,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2018-04-12 00:58:05,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 470 transitions. [2018-04-12 00:58:05,235 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 470 transitions. Word has length 85 [2018-04-12 00:58:05,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:58:05,235 INFO L459 AbstractCegarLoop]: Abstraction has 414 states and 470 transitions. [2018-04-12 00:58:05,235 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-12 00:58:05,235 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 470 transitions. [2018-04-12 00:58:05,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-04-12 00:58:05,235 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:58:05,235 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-04-12 00:58:05,235 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:58:05,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1885910511, now seen corresponding path program 4 times [2018-04-12 00:58:05,235 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:58:05,236 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:58:05,236 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:05,236 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:58:05,236 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:05,243 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:58:05,622 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:05,623 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:58:05,623 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:58:05,628 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:58:05,651 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:58:05,651 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:58:05,654 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:58:05,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 00:58:05,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:05,706 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,708 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,716 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 [2018-04-12 00:58:05,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:58:05,718 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,720 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,725 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,726 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-12 00:58:05,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 50 [2018-04-12 00:58:05,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 43 [2018-04-12 00:58:05,767 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,783 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,792 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 21 treesize of output 14 [2018-04-12 00:58:05,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:05,794 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,796 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:05,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:05,803 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:33 [2018-04-12 00:58:05,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 49 [2018-04-12 00:58:05,904 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 2 case distinctions, treesize of input 40 treesize of output 55 [2018-04-12 00:58:05,904 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:05,935 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:05,944 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 4 case distinctions, treesize of input 35 treesize of output 58 [2018-04-12 00:58:05,944 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-12 00:58:05,979 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 00:58:06,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 73 [2018-04-12 00:58:06,028 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 3 case distinctions, treesize of input 55 treesize of output 53 [2018-04-12 00:58:06,028 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:06,062 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:06,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 55 [2018-04-12 00:58:06,063 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,081 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:06,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 93 [2018-04-12 00:58:06,101 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 2 case distinctions, treesize of input 80 treesize of output 111 [2018-04-12 00:58:06,102 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:06,151 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 5 case distinctions, treesize of input 63 treesize of output 82 [2018-04-12 00:58:06,151 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 4 xjuncts. [2018-04-12 00:58:06,202 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 00:58:06,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-04-12 00:58:06,209 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 35 treesize of output 23 [2018-04-12 00:58:06,209 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,214 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,216 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 47 [2018-04-12 00:58:06,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 33 [2018-04-12 00:58:06,223 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:06,235 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:06,281 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 00:58:06,281 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 3 variables, input treesize:63, output treesize:183 [2018-04-12 00:58:06,337 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 43 treesize of output 38 [2018-04-12 00:58:06,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-12 00:58:06,339 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,344 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,361 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 32 treesize of output 27 [2018-04-12 00:58:06,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-12 00:58:06,362 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,366 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,389 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 63 treesize of output 71 [2018-04-12 00:58:06,391 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 62 treesize of output 56 [2018-04-12 00:58:06,391 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,424 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 3 case distinctions, treesize of input 57 treesize of output 71 [2018-04-12 00:58:06,424 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 3 xjuncts. [2018-04-12 00:58:06,455 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:58:06,485 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 41 [2018-04-12 00:58:06,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2018-04-12 00:58:06,487 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,492 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,496 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 46 [2018-04-12 00:58:06,500 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 36 treesize of output 34 [2018-04-12 00:58:06,500 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,506 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 51 [2018-04-12 00:58:06,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-12 00:58:06,513 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,518 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,542 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:58:06,542 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 8 variables, input treesize:107, output treesize:66 [2018-04-12 00:58:06,602 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 58 treesize of output 51 [2018-04-12 00:58:06,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:06,604 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,608 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 57 [2018-04-12 00:58:06,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 50 [2018-04-12 00:58:06,634 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,655 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 66 treesize of output 86 [2018-04-12 00:58:06,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 78 [2018-04-12 00:58:06,696 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 58 [2018-04-12 00:58:06,743 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,765 INFO L267 ElimStorePlain]: Start of recursive call 6: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 74 [2018-04-12 00:58:06,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 61 [2018-04-12 00:58:06,791 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 50 [2018-04-12 00:58:06,809 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,817 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:06,830 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:06,830 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 5 variables, input treesize:125, output treesize:93 [2018-04-12 00:58:06,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 79 [2018-04-12 00:58:06,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 64 treesize of output 74 [2018-04-12 00:58:06,990 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-12 00:58:07,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 84 [2018-04-12 00:58:07,050 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:07,092 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:58:07,161 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 57 treesize of output 46 [2018-04-12 00:58:07,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 30 [2018-04-12 00:58:07,169 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:07,178 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:07,187 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 70 treesize of output 76 [2018-04-12 00:58:07,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 62 [2018-04-12 00:58:07,194 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:07,224 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 57 treesize of output 49 [2018-04-12 00:58:07,224 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:07,240 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:07,242 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 48 treesize of output 37 [2018-04-12 00:58:07,244 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 32 treesize of output 24 [2018-04-12 00:58:07,244 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:07,247 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:07,257 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 74 treesize of output 82 [2018-04-12 00:58:07,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 84 [2018-04-12 00:58:07,265 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:07,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 64 treesize of output 89 [2018-04-12 00:58:07,308 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 4 xjuncts. [2018-04-12 00:58:07,349 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 00:58:07,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 162 treesize of output 139 [2018-04-12 00:58:07,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 169 treesize of output 200 [2018-04-12 00:58:07,447 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:07,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 105 treesize of output 101 [2018-04-12 00:58:07,750 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 8 xjuncts. [2018-04-12 00:58:08,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 114 treesize of output 155 [2018-04-12 00:58:08,251 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 4 xjuncts. [2018-04-12 00:58:08,672 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 128 [2018-04-12 00:58:08,673 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:58:09,137 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:09,535 INFO L267 ElimStorePlain]: Start of recursive call 15: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 10 xjuncts. [2018-04-12 00:58:10,065 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 59 treesize of output 46 [2018-04-12 00:58:10,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 29 [2018-04-12 00:58:10,072 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:10,081 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:10,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 99 treesize of output 77 [2018-04-12 00:58:10,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 53 [2018-04-12 00:58:10,110 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:10,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 55 [2018-04-12 00:58:10,143 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:10,174 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 00:58:10,175 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 44 treesize of output 35 [2018-04-12 00:58:10,177 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 18 treesize of output 7 [2018-04-12 00:58:10,177 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:10,181 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:10,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 117 treesize of output 101 [2018-04-12 00:58:10,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 92 [2018-04-12 00:58:10,198 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:10,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 83 treesize of output 99 [2018-04-12 00:58:10,251 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 4 xjuncts. [2018-04-12 00:58:10,298 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-12 00:58:10,299 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 61 treesize of output 48 [2018-04-12 00:58:10,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 23 [2018-04-12 00:58:10,307 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:10,316 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:10,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 138 treesize of output 126 [2018-04-12 00:58:10,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 87 treesize of output 92 [2018-04-12 00:58:10,357 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:58:10,507 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 3 case distinctions, treesize of input 110 treesize of output 114 [2018-04-12 00:58:10,508 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:10,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 113 [2018-04-12 00:58:10,610 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:10,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 86 [2018-04-12 00:58:10,691 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:10,743 INFO L267 ElimStorePlain]: Start of recursive call 33: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2018-04-12 00:58:10,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 147 treesize of output 119 [2018-04-12 00:58:10,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 93 treesize of output 117 [2018-04-12 00:58:10,780 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 8 xjuncts. [2018-04-12 00:58:11,037 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 100 treesize of output 114 [2018-04-12 00:58:11,038 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:58:11,267 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 9 xjuncts. [2018-04-12 00:58:11,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 84 [2018-04-12 00:58:11,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 57 [2018-04-12 00:58:11,280 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:11,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 62 [2018-04-12 00:58:11,309 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:11,331 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:58:11,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 146 treesize of output 140 [2018-04-12 00:58:11,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 109 treesize of output 141 [2018-04-12 00:58:11,375 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 8 xjuncts. [2018-04-12 00:58:11,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 141 [2018-04-12 00:58:11,606 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 4 xjuncts. [2018-04-12 00:58:11,767 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 2 case distinctions, treesize of input 133 treesize of output 164 [2018-04-12 00:58:11,767 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:11,891 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 116 treesize of output 123 [2018-04-12 00:58:11,893 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:11,925 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:11,959 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:11,990 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:58:12,116 INFO L267 ElimStorePlain]: Start of recursive call 44: 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 12 xjuncts. [2018-04-12 00:58:12,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 155 treesize of output 107 [2018-04-12 00:58:12,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 94 [2018-04-12 00:58:12,136 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:12,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 84 [2018-04-12 00:58:12,182 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:58:12,222 INFO L267 ElimStorePlain]: Start of recursive call 52: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2018-04-12 00:58:12,529 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 9 xjuncts. [2018-04-12 00:58:12,529 INFO L202 ElimStorePlain]: Needed 54 recursive calls to eliminate 6 variables, input treesize:245, output treesize:577 [2018-04-12 00:58:13,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 118 treesize of output 106 [2018-04-12 00:58:13,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 74 [2018-04-12 00:58:13,041 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:13,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 83 [2018-04-12 00:58:13,143 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 6 xjuncts. [2018-04-12 00:58:13,262 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 82 [2018-04-12 00:58:13,262 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:13,384 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 82 treesize of output 75 [2018-04-12 00:58:13,384 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:13,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 83 [2018-04-12 00:58:13,509 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 6 xjuncts. [2018-04-12 00:58:13,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 79 [2018-04-12 00:58:13,658 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 6 xjuncts. [2018-04-12 00:58:13,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 68 [2018-04-12 00:58:13,835 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:13,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 77 [2018-04-12 00:58:13,986 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:14,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 71 [2018-04-12 00:58:14,138 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:14,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 75 [2018-04-12 00:58:14,300 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 6 xjuncts. [2018-04-12 00:58:14,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 74 treesize of output 68 [2018-04-12 00:58:14,463 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:14,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 75 [2018-04-12 00:58:14,606 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:14,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 75 treesize of output 72 [2018-04-12 00:58:14,743 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:14,896 INFO L267 ElimStorePlain]: Start of recursive call 2: 13 dim-1 vars, End of recursive call: 12 dim-0 vars, and 15 xjuncts. [2018-04-12 00:58:15,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 118 treesize of output 109 [2018-04-12 00:58:15,129 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 96 treesize of output 86 [2018-04-12 00:58:15,129 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:15,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 73 [2018-04-12 00:58:15,211 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:15,297 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 1 case distinctions, treesize of input 90 treesize of output 76 [2018-04-12 00:58:15,297 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:15,405 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 3 case distinctions, treesize of input 80 treesize of output 72 [2018-04-12 00:58:15,406 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:58:15,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 65 [2018-04-12 00:58:15,543 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:15,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 52 [2018-04-12 00:58:15,665 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:15,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 64 [2018-04-12 00:58:15,781 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:15,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-12 00:58:15,782 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:15,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 52 [2018-04-12 00:58:15,903 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:16,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 75 [2018-04-12 00:58:16,029 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:16,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 56 [2018-04-12 00:58:16,160 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:16,297 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 3 case distinctions, treesize of input 84 treesize of output 76 [2018-04-12 00:58:16,298 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:58:16,450 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 3 case distinctions, treesize of input 80 treesize of output 72 [2018-04-12 00:58:16,450 INFO L267 ElimStorePlain]: Start of recursive call 29: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:58:16,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 76 [2018-04-12 00:58:16,621 INFO L267 ElimStorePlain]: Start of recursive call 30: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:58:16,779 INFO L267 ElimStorePlain]: Start of recursive call 16: 13 dim-1 vars, End of recursive call: 13 dim-0 vars, and 16 xjuncts. [2018-04-12 00:58:17,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 73 [2018-04-12 00:58:17,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 58 [2018-04-12 00:58:17,260 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:17,276 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 43 [2018-04-12 00:58:17,276 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:17,299 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 60 treesize of output 51 [2018-04-12 00:58:17,299 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:17,317 INFO L267 ElimStorePlain]: Start of recursive call 31: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:58:17,841 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 1 case distinctions, treesize of input 51 treesize of output 47 [2018-04-12 00:58:17,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2018-04-12 00:58:17,843 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:17,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2018-04-12 00:58:17,857 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:17,870 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 26 treesize of output 21 [2018-04-12 00:58:17,871 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:17,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:17,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 29 [2018-04-12 00:58:17,885 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:17,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 25 [2018-04-12 00:58:17,901 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:17,910 INFO L267 ElimStorePlain]: Start of recursive call 35: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:17,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 68 [2018-04-12 00:58:17,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 47 [2018-04-12 00:58:17,923 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,007 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,008 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 0 case distinctions, treesize of input 28 treesize of output 25 [2018-04-12 00:58:18,008 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,042 INFO L267 ElimStorePlain]: Start of recursive call 41: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 68 [2018-04-12 00:58:18,055 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-04-12 00:58:18,056 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,133 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,134 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,134 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 0 case distinctions, treesize of input 28 treesize of output 25 [2018-04-12 00:58:18,135 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,169 INFO L267 ElimStorePlain]: Start of recursive call 44: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 61 [2018-04-12 00:58:18,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 42 [2018-04-12 00:58:18,179 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,221 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 42 treesize of output 37 [2018-04-12 00:58:18,221 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 32 [2018-04-12 00:58:18,257 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,284 INFO L267 ElimStorePlain]: Start of recursive call 47: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 40 [2018-04-12 00:58:18,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-04-12 00:58:18,290 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:18,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,304 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,305 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 0 case distinctions, treesize of input 28 treesize of output 25 [2018-04-12 00:58:18,306 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,312 INFO L267 ElimStorePlain]: Start of recursive call 51: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,317 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 1 case distinctions, treesize of input 56 treesize of output 50 [2018-04-12 00:58:18,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 33 [2018-04-12 00:58:18,319 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-12 00:58:18,336 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,348 INFO L267 ElimStorePlain]: Start of recursive call 54: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 65 [2018-04-12 00:58:18,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 41 [2018-04-12 00:58:18,360 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:18,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,434 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 41 treesize of output 33 [2018-04-12 00:58:18,434 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,505 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 0 case distinctions, treesize of input 35 treesize of output 32 [2018-04-12 00:58:18,505 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,580 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 0 case distinctions, treesize of input 35 treesize of output 32 [2018-04-12 00:58:18,580 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,633 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 0 case distinctions, treesize of input 31 treesize of output 28 [2018-04-12 00:58:18,633 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,651 INFO L267 ElimStorePlain]: Start of recursive call 57: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,658 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 64 treesize of output 64 [2018-04-12 00:58:18,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-04-12 00:58:18,660 INFO L267 ElimStorePlain]: Start of recursive call 64: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:18,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 29 [2018-04-12 00:58:18,704 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,728 INFO L267 ElimStorePlain]: Start of recursive call 63: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,737 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 59 treesize of output 61 [2018-04-12 00:58:18,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,740 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 32 [2018-04-12 00:58:18,740 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,773 INFO L267 ElimStorePlain]: Start of recursive call 66: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 65 [2018-04-12 00:58:18,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-04-12 00:58:18,787 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,859 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 53 treesize of output 44 [2018-04-12 00:58:18,860 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 32 [2018-04-12 00:58:18,926 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:18,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,968 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:18,969 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 0 case distinctions, treesize of input 35 treesize of output 32 [2018-04-12 00:58:18,969 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-04-12 00:58:19,089 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,095 INFO L267 ElimStorePlain]: Start of recursive call 68: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 54 [2018-04-12 00:58:19,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2018-04-12 00:58:19,102 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-04-12 00:58:19,117 INFO L267 ElimStorePlain]: Start of recursive call 76: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:19,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-12 00:58:19,131 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,144 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 41 treesize of output 30 [2018-04-12 00:58:19,144 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2018-04-12 00:58:19,155 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,164 INFO L267 ElimStorePlain]: Start of recursive call 74: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:19,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 58 [2018-04-12 00:58:19,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 37 [2018-04-12 00:58:19,179 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,250 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-12 00:58:19,251 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-12 00:58:19,300 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,415 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,416 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 0 case distinctions, treesize of input 32 treesize of output 29 [2018-04-12 00:58:19,416 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 29 [2018-04-12 00:58:19,446 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 29 [2018-04-12 00:58:19,465 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 25 [2018-04-12 00:58:19,498 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2018-04-12 00:58:19,510 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,530 INFO L267 ElimStorePlain]: Start of recursive call 80: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:19,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2018-04-12 00:58:19,536 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 9 treesize of output 1 [2018-04-12 00:58:19,536 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-12 00:58:19,545 INFO L267 ElimStorePlain]: Start of recursive call 91: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:19,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:19,553 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,559 INFO L267 ElimStorePlain]: Start of recursive call 89: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,577 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 64 treesize of output 64 [2018-04-12 00:58:19,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2018-04-12 00:58:19,580 INFO L267 ElimStorePlain]: Start of recursive call 94: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:19,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 36 [2018-04-12 00:58:19,617 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 39 [2018-04-12 00:58:19,648 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,678 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 34 [2018-04-12 00:58:19,678 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,706 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-04-12 00:58:19,706 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,726 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 0 case distinctions, treesize of input 32 treesize of output 29 [2018-04-12 00:58:19,726 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,740 INFO L267 ElimStorePlain]: Start of recursive call 93: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,748 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 48 treesize of output 52 [2018-04-12 00:58:19,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 29 [2018-04-12 00:58:19,749 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2018-04-12 00:58:19,781 INFO L267 ElimStorePlain]: Start of recursive call 102: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:19,807 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 25 treesize of output 22 [2018-04-12 00:58:19,807 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-12 00:58:19,841 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,856 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,857 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 0 case distinctions, treesize of input 32 treesize of output 29 [2018-04-12 00:58:19,857 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,868 INFO L267 ElimStorePlain]: Start of recursive call 100: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,875 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 44 treesize of output 48 [2018-04-12 00:58:19,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 25 [2018-04-12 00:58:19,877 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 29 [2018-04-12 00:58:19,903 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 29 [2018-04-12 00:58:19,934 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2018-04-12 00:58:19,951 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:19,968 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 36 treesize of output 26 [2018-04-12 00:58:19,968 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,982 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 23 treesize of output 18 [2018-04-12 00:58:19,982 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:19,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-12 00:58:19,996 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,004 INFO L267 ElimStorePlain]: Start of recursive call 106: 8 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:20,253 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 39 treesize of output 37 [2018-04-12 00:58:20,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 00:58:20,254 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-12 00:58:20,266 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,276 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-12 00:58:20,276 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,281 INFO L267 ElimStorePlain]: Start of recursive call 114: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,285 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 47 treesize of output 43 [2018-04-12 00:58:20,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 00:58:20,286 INFO L267 ElimStorePlain]: Start of recursive call 119: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:20,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 24 [2018-04-12 00:58:20,300 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-12 00:58:20,337 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,342 INFO L267 ElimStorePlain]: Start of recursive call 118: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 33 [2018-04-12 00:58:20,345 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 21 treesize of output 15 [2018-04-12 00:58:20,345 INFO L267 ElimStorePlain]: Start of recursive call 123: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:20,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 00:58:20,350 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,360 INFO L267 ElimStorePlain]: Start of recursive call 122: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 65 [2018-04-12 00:58:20,573 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 43 [2018-04-12 00:58:20,573 INFO L267 ElimStorePlain]: Start of recursive call 126: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:20,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 50 [2018-04-12 00:58:20,590 INFO L267 ElimStorePlain]: Start of recursive call 127: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:20,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 35 [2018-04-12 00:58:20,606 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,621 INFO L267 ElimStorePlain]: Start of recursive call 125: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:58:20,828 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 39 treesize of output 37 [2018-04-12 00:58:20,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 00:58:20,829 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-12 00:58:20,841 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-12 00:58:20,859 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,864 INFO L267 ElimStorePlain]: Start of recursive call 129: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,866 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 35 treesize of output 27 [2018-04-12 00:58:20,867 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 15 treesize of output 3 [2018-04-12 00:58:20,867 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:20,875 INFO L267 ElimStorePlain]: Start of recursive call 133: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 71 [2018-04-12 00:58:21,068 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 0 case distinctions, treesize of input 54 treesize of output 35 [2018-04-12 00:58:21,068 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-12 00:58:21,104 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,133 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 34 treesize of output 29 [2018-04-12 00:58:21,133 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 22 [2018-04-12 00:58:21,159 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 35 [2018-04-12 00:58:21,188 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-12 00:58:21,231 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,251 INFO L267 ElimStorePlain]: Start of recursive call 135: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 53 [2018-04-12 00:58:21,259 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 36 [2018-04-12 00:58:21,259 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,276 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 1 case distinctions, treesize of input 24 treesize of output 18 [2018-04-12 00:58:21,276 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:21,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 36 [2018-04-12 00:58:21,291 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2018-04-12 00:58:21,303 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:21,314 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,320 INFO L267 ElimStorePlain]: Start of recursive call 142: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:21,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 55 [2018-04-12 00:58:21,327 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 42 [2018-04-12 00:58:21,328 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2018-04-12 00:58:21,340 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2018-04-12 00:58:21,350 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:21,359 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,365 INFO L267 ElimStorePlain]: Start of recursive call 148: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,373 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 63 [2018-04-12 00:58:21,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 41 [2018-04-12 00:58:21,376 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,411 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 40 treesize of output 35 [2018-04-12 00:58:21,411 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,438 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 0 case distinctions, treesize of input 35 treesize of output 26 [2018-04-12 00:58:21,438 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,462 INFO L267 ElimStorePlain]: Start of recursive call 153: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,470 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 59 [2018-04-12 00:58:21,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 33 [2018-04-12 00:58:21,472 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,504 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 33 treesize of output 28 [2018-04-12 00:58:21,505 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 29 [2018-04-12 00:58:21,527 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 22 [2018-04-12 00:58:21,547 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2018-04-12 00:58:21,562 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 22 [2018-04-12 00:58:21,576 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,591 INFO L267 ElimStorePlain]: Start of recursive call 157: 8 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:21,601 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2018-04-12 00:58:21,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 38 [2018-04-12 00:58:21,603 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 30 [2018-04-12 00:58:21,662 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:21,702 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 34 treesize of output 29 [2018-04-12 00:58:21,703 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,736 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 40 treesize of output 33 [2018-04-12 00:58:21,736 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 22 [2018-04-12 00:58:21,773 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2018-04-12 00:58:21,900 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,914 INFO L267 ElimStorePlain]: Start of recursive call 164: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:21,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 65 [2018-04-12 00:58:21,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 47 [2018-04-12 00:58:21,932 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,953 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 0 case distinctions, treesize of input 33 treesize of output 22 [2018-04-12 00:58:21,953 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,964 INFO L267 ElimStorePlain]: Start of recursive call 171: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:21,972 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 70 [2018-04-12 00:58:21,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 51 [2018-04-12 00:58:21,974 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,018 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 33 treesize of output 26 [2018-04-12 00:58:22,018 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,054 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 43 treesize of output 34 [2018-04-12 00:58:22,055 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,086 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2018-04-12 00:58:22,086 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:22,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-12 00:58:22,115 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2018-04-12 00:58:22,161 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-12 00:58:22,181 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,189 INFO L267 ElimStorePlain]: Start of recursive call 174: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,192 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 68 treesize of output 59 [2018-04-12 00:58:22,194 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 27 treesize of output 19 [2018-04-12 00:58:22,194 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:22,200 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,203 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 5 treesize of output 1 [2018-04-12 00:58:22,203 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,205 INFO L267 ElimStorePlain]: Start of recursive call 182: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 61 [2018-04-12 00:58:22,213 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 52 treesize of output 47 [2018-04-12 00:58:22,213 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 32 [2018-04-12 00:58:22,229 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 26 [2018-04-12 00:58:22,246 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2018-04-12 00:58:22,263 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,269 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 10 [2018-04-12 00:58:22,269 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,273 INFO L267 ElimStorePlain]: Start of recursive call 186: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,282 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 62 [2018-04-12 00:58:22,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2018-04-12 00:58:22,284 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,320 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 33 treesize of output 26 [2018-04-12 00:58:22,321 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 36 [2018-04-12 00:58:22,353 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2018-04-12 00:58:22,386 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,416 INFO L267 ElimStorePlain]: Start of recursive call 192: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 65 [2018-04-12 00:58:22,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 42 [2018-04-12 00:58:22,429 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,499 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 44 treesize of output 37 [2018-04-12 00:58:22,499 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,575 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 32 treesize of output 22 [2018-04-12 00:58:22,575 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,617 INFO L267 ElimStorePlain]: Start of recursive call 197: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,626 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 63 [2018-04-12 00:58:22,628 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 42 [2018-04-12 00:58:22,628 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 37 [2018-04-12 00:58:22,671 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,702 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 34 treesize of output 22 [2018-04-12 00:58:22,702 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,723 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-04-12 00:58:22,723 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,742 INFO L267 ElimStorePlain]: Start of recursive call 201: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,761 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 64 [2018-04-12 00:58:22,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2018-04-12 00:58:22,764 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-04-12 00:58:22,833 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:22,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 33 [2018-04-12 00:58:22,899 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:22,960 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 1 case distinctions, treesize of input 31 treesize of output 29 [2018-04-12 00:58:22,960 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:23,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-12 00:58:23,002 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:23,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 00:58:23,107 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:23,126 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 30 treesize of output 25 [2018-04-12 00:58:23,127 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:23,143 INFO L267 ElimStorePlain]: Start of recursive call 206: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:23,151 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 66 [2018-04-12 00:58:23,153 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 51 treesize of output 46 [2018-04-12 00:58:23,153 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:23,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2018-04-12 00:58:23,201 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:23,232 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 0 case distinctions, treesize of input 38 treesize of output 29 [2018-04-12 00:58:23,232 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:23,266 INFO L267 ElimStorePlain]: Start of recursive call 214: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:23,305 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 8 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-04-12 00:58:23,305 INFO L202 ElimStorePlain]: Needed 217 recursive calls to eliminate 16 variables, input treesize:393, output treesize:66 [2018-04-12 00:58:23,435 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:23,452 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:58:23,452 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 38 [2018-04-12 00:58:23,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-12 00:58:23,453 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-12 00:58:23,453 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1352, Unknown=2, NotChecked=0, Total=1482 [2018-04-12 00:58:23,453 INFO L87 Difference]: Start difference. First operand 414 states and 470 transitions. Second operand 39 states. [2018-04-12 00:58:25,061 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 126 DAG size of output 125 [2018-04-12 00:58:25,471 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 94 DAG size of output 93 [2018-04-12 00:58:26,232 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 92 DAG size of output 91 [2018-04-12 00:58:26,409 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 94 DAG size of output 93 [2018-04-12 00:58:26,664 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 135 DAG size of output 134 [2018-04-12 00:58:27,036 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 90 DAG size of output 89 [2018-04-12 00:58:27,384 WARN L151 SmtUtils]: Spent 184ms on a formula simplification. DAG size of input: 141 DAG size of output 136 [2018-04-12 00:58:27,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:58:27,863 INFO L93 Difference]: Finished difference Result 469 states and 522 transitions. [2018-04-12 00:58:27,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-04-12 00:58:27,863 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 87 [2018-04-12 00:58:27,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:58:27,864 INFO L225 Difference]: With dead ends: 469 [2018-04-12 00:58:27,864 INFO L226 Difference]: Without dead ends: 469 [2018-04-12 00:58:27,865 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 68 SyntacticMatches, 3 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1338 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=692, Invalid=4997, Unknown=11, NotChecked=0, Total=5700 [2018-04-12 00:58:27,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-04-12 00:58:27,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 420. [2018-04-12 00:58:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-04-12 00:58:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 480 transitions. [2018-04-12 00:58:27,867 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 480 transitions. Word has length 87 [2018-04-12 00:58:27,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:58:27,868 INFO L459 AbstractCegarLoop]: Abstraction has 420 states and 480 transitions. [2018-04-12 00:58:27,868 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-12 00:58:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 480 transitions. [2018-04-12 00:58:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-04-12 00:58:27,868 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:58:27,868 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-04-12 00:58:27,868 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:58:27,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1885910510, now seen corresponding path program 3 times [2018-04-12 00:58:27,868 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:58:27,869 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:58:27,869 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:27,869 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:58:27,869 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:27,877 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:58:28,237 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:28,237 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:58:28,237 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:58:28,243 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 00:58:28,282 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 00:58:28,282 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:58:28,284 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:58:28,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 00:58:28,286 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,288 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,288 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-12 00:58:28,333 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,334 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:58:28,334 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,337 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,337 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:58:28,354 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 [2018-04-12 00:58:28,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:28,356 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,357 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:28,365 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 [2018-04-12 00:58:28,365 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,366 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,372 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,372 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:23 [2018-04-12 00:58:28,418 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 [2018-04-12 00:58:28,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:28,419 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,420 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,428 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,430 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 43 treesize of output 47 [2018-04-12 00:58:28,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:28,432 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,435 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,441 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:28,442 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:65, output treesize:49 [2018-04-12 00:58:28,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 38 [2018-04-12 00:58:28,544 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 2 case distinctions, treesize of input 20 treesize of output 39 [2018-04-12 00:58:28,545 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:28,555 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:28,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 70 [2018-04-12 00:58:28,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:58:28,589 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:28,603 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:28,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 66 [2018-04-12 00:58:28,609 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:28,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 17 [2018-04-12 00:58:28,610 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,618 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:28,643 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:84, output treesize:147 [2018-04-12 00:58:28,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:28,701 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,716 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 [2018-04-12 00:58:28,716 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,726 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:68 [2018-04-12 00:58:28,760 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:28,762 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 45 treesize of output 56 [2018-04-12 00:58:28,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-04-12 00:58:28,764 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,769 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 52 [2018-04-12 00:58:28,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-12 00:58:28,785 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,790 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,798 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,798 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:87, output treesize:78 [2018-04-12 00:58:28,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 126 [2018-04-12 00:58:28,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:28,878 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,889 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:28,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 90 [2018-04-12 00:58:28,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:28,907 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,914 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:28,924 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:28,924 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:120, output treesize:96 [2018-04-12 00:58:29,049 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 197 treesize of output 150 [2018-04-12 00:58:29,056 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 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:58:29,056 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:29,074 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:29,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 155 [2018-04-12 00:58:29,124 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 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:58:29,124 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:29,138 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:29,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 135 [2018-04-12 00:58:29,154 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 32 treesize of output 25 [2018-04-12 00:58:29,154 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:29,163 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:29,200 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:29,200 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:200, output treesize:287 [2018-04-12 00:58:29,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 98 [2018-04-12 00:58:29,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 23 [2018-04-12 00:58:29,412 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:29,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 00:58:29,420 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:29,427 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 5 treesize of output 1 [2018-04-12 00:58:29,427 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:29,433 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:29,443 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 30 treesize of output 32 [2018-04-12 00:58:29,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-12 00:58:29,444 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:29,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:29,450 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:29,450 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:29,455 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:29,455 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:151, output treesize:9 [2018-04-12 00:58:29,515 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:29,531 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:58:29,531 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 23] total 40 [2018-04-12 00:58:29,532 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-12 00:58:29,532 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-12 00:58:29,532 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1492, Unknown=0, NotChecked=0, Total=1640 [2018-04-12 00:58:29,532 INFO L87 Difference]: Start difference. First operand 420 states and 480 transitions. Second operand 41 states. [2018-04-12 00:58:31,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:58:31,529 INFO L93 Difference]: Finished difference Result 459 states and 514 transitions. [2018-04-12 00:58:31,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-12 00:58:31,530 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 87 [2018-04-12 00:58:31,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:58:31,531 INFO L225 Difference]: With dead ends: 459 [2018-04-12 00:58:31,531 INFO L226 Difference]: Without dead ends: 459 [2018-04-12 00:58:31,531 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 69 SyntacticMatches, 2 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1142 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=489, Invalid=3933, Unknown=0, NotChecked=0, Total=4422 [2018-04-12 00:58:31,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2018-04-12 00:58:31,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 424. [2018-04-12 00:58:31,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2018-04-12 00:58:31,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 485 transitions. [2018-04-12 00:58:31,534 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 485 transitions. Word has length 87 [2018-04-12 00:58:31,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:58:31,534 INFO L459 AbstractCegarLoop]: Abstraction has 424 states and 485 transitions. [2018-04-12 00:58:31,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-12 00:58:31,534 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 485 transitions. [2018-04-12 00:58:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-12 00:58:31,534 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:58:31,535 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-04-12 00:58:31,535 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:58:31,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1810253835, now seen corresponding path program 2 times [2018-04-12 00:58:31,535 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:58:31,535 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:58:31,536 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:31,536 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:58:31,536 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:31,548 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:58:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:31,819 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:58:31,819 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:58:31,824 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:58:31,848 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:58:31,848 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:58:31,850 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:58:31,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 00:58:31,852 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,852 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,853 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 00:58:31,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:31,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:31,868 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 [2018-04-12 00:58:31,868 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,872 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,872 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-04-12 00:58:31,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:31,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:58:31,892 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,893 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,901 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 [2018-04-12 00:58:31,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:31,902 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,903 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,908 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,909 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:29 [2018-04-12 00:58:31,947 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:31,949 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 60 treesize of output 64 [2018-04-12 00:58:31,951 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 14 treesize of output 13 [2018-04-12 00:58:31,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,955 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,964 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 21 treesize of output 14 [2018-04-12 00:58:31,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:31,965 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,966 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:31,972 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:31,972 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:71, output treesize:55 [2018-04-12 00:58:32,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 57 [2018-04-12 00:58:32,068 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 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:58:32,069 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:32,081 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:32,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 87 [2018-04-12 00:58:32,115 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 2 case distinctions, treesize of input 20 treesize of output 51 [2018-04-12 00:58:32,115 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:32,129 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:32,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 75 [2018-04-12 00:58:32,134 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:32,135 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 20 treesize of output 21 [2018-04-12 00:58:32,135 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,143 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,168 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:32,168 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:85, output treesize:167 [2018-04-12 00:58:32,219 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:32,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:32,220 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:32,220 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 [2018-04-12 00:58:32,220 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,230 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,230 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:74, output treesize:80 [2018-04-12 00:58:32,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:32,267 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 70 treesize of output 69 [2018-04-12 00:58:32,269 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 18 treesize of output 19 [2018-04-12 00:58:32,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,276 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,291 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 45 treesize of output 51 [2018-04-12 00:58:32,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-12 00:58:32,293 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,297 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,307 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,307 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:102, output treesize:78 [2018-04-12 00:58:32,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:32,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:32,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:32,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 124 [2018-04-12 00:58:32,377 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 14 treesize of output 13 [2018-04-12 00:58:32,377 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,387 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 59 [2018-04-12 00:58:32,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:32,403 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,408 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,417 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:32,417 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:120, output treesize:100 [2018-04-12 00:58:32,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 148 [2018-04-12 00:58:32,544 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 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:58:32,544 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:32,558 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:32,594 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 155 treesize of output 116 [2018-04-12 00:58:32,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 25 [2018-04-12 00:58:32,596 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,604 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 132 [2018-04-12 00:58:32,617 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 2 case distinctions, treesize of input 32 treesize of output 51 [2018-04-12 00:58:32,617 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:32,632 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:32,661 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:32,662 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:196, output treesize:279 [2018-04-12 00:58:32,777 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 99 treesize of output 88 [2018-04-12 00:58:32,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:58:32,779 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,785 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 70 treesize of output 57 [2018-04-12 00:58:32,785 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,789 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,797 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. [2018-04-12 00:58:32,797 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:128, output treesize:86 [2018-04-12 00:58:32,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 50 [2018-04-12 00:58:32,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-12 00:58:32,874 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:32,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14 [2018-04-12 00:58:32,880 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:58:32,885 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:32,889 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:32,893 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. [2018-04-12 00:58:32,893 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:90, output treesize:28 [2018-04-12 00:58:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:33,030 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:58:33,031 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 23] total 40 [2018-04-12 00:58:33,031 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-12 00:58:33,031 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-12 00:58:33,031 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1456, Unknown=0, NotChecked=0, Total=1640 [2018-04-12 00:58:33,031 INFO L87 Difference]: Start difference. First operand 424 states and 485 transitions. Second operand 41 states. [2018-04-12 00:58:35,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:58:35,240 INFO L93 Difference]: Finished difference Result 469 states and 524 transitions. [2018-04-12 00:58:35,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-12 00:58:35,240 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 89 [2018-04-12 00:58:35,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:58:35,241 INFO L225 Difference]: With dead ends: 469 [2018-04-12 00:58:35,241 INFO L226 Difference]: Without dead ends: 469 [2018-04-12 00:58:35,241 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 70 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1308 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=619, Invalid=4351, Unknown=0, NotChecked=0, Total=4970 [2018-04-12 00:58:35,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-04-12 00:58:35,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 430. [2018-04-12 00:58:35,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2018-04-12 00:58:35,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 492 transitions. [2018-04-12 00:58:35,244 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 492 transitions. Word has length 89 [2018-04-12 00:58:35,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:58:35,244 INFO L459 AbstractCegarLoop]: Abstraction has 430 states and 492 transitions. [2018-04-12 00:58:35,244 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-12 00:58:35,244 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 492 transitions. [2018-04-12 00:58:35,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-12 00:58:35,245 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:58:35,245 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-04-12 00:58:35,245 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:58:35,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1810253834, now seen corresponding path program 1 times [2018-04-12 00:58:35,245 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:58:35,245 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:58:35,245 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:35,246 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:58:35,246 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:35,256 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:58:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:35,689 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:58:35,689 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:58:35,694 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:58:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:35,717 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:58:35,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:35,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:35,722 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 [2018-04-12 00:58:35,722 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,725 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,725 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:58:35,740 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 [2018-04-12 00:58:35,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:58:35,741 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,742 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:35,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:58:35,749 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,750 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,754 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:27 [2018-04-12 00:58:35,797 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:35,799 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 29 treesize of output 30 [2018-04-12 00:58:35,801 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 14 treesize of output 13 [2018-04-12 00:58:35,801 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,804 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:35,815 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 43 treesize of output 47 [2018-04-12 00:58:35,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:35,816 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,820 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,826 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:35,827 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:53 [2018-04-12 00:58:35,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-04-12 00:58:35,924 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 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 00:58:35,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:35,935 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:35,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 73 [2018-04-12 00:58:35,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:35,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-12 00:58:35,962 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,970 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:35,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 91 [2018-04-12 00:58:35,981 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 2 case distinctions, treesize of input 20 treesize of output 51 [2018-04-12 00:58:35,981 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:35,994 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:36,026 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:36,026 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:91, output treesize:179 [2018-04-12 00:58:36,098 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 [2018-04-12 00:58:36,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:36,100 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,101 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,111 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,111 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:79, output treesize:79 [2018-04-12 00:58:36,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:36,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:36,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:36,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:36,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-12 00:58:36,154 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,164 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,164 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:84, output treesize:77 [2018-04-12 00:58:36,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:36,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2018-04-12 00:58:36,206 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 18 treesize of output 26 [2018-04-12 00:58:36,206 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,214 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-12 00:58:36,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2018-04-12 00:58:36,233 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,239 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,248 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,249 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:99, output treesize:67 [2018-04-12 00:58:36,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:36,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:36,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:36,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 111 [2018-04-12 00:58:36,327 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 14 treesize of output 13 [2018-04-12 00:58:36,328 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,339 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 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 [2018-04-12 00:58:36,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:36,357 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,361 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,372 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:36,372 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:109, output treesize:85 [2018-04-12 00:58:36,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 124 [2018-04-12 00:58:36,507 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 00:58:36,507 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:36,523 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:36,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 99 [2018-04-12 00:58:36,558 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:36,559 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 20 treesize of output 24 [2018-04-12 00:58:36,559 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,570 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,572 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:36,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 96 [2018-04-12 00:58:36,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-12 00:58:36,576 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,585 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:36,610 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:156, output treesize:171 [2018-04-12 00:58:36,677 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 60 [2018-04-12 00:58:36,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:36,678 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,682 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,691 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. [2018-04-12 00:58:36,691 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:144, output treesize:128 [2018-04-12 00:58:36,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 91 [2018-04-12 00:58:36,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 27 [2018-04-12 00:58:36,796 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:36,818 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 [2018-04-12 00:58:36,818 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:58:36,828 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,834 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:36,844 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 35 treesize of output 31 [2018-04-12 00:58:36,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-12 00:58:36,846 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:58:36,851 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,854 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,860 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. [2018-04-12 00:58:36,860 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:142, output treesize:26 [2018-04-12 00:58:36,940 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 [2018-04-12 00:58:36,941 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 7 treesize of output 1 [2018-04-12 00:58:36,941 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,945 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:36,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 [2018-04-12 00:58:36,945 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,947 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:36,950 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:33, output treesize:7 [2018-04-12 00:58:37,016 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:37,033 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:58:37,033 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 24] total 41 [2018-04-12 00:58:37,033 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-12 00:58:37,033 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-12 00:58:37,033 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1519, Unknown=1, NotChecked=0, Total=1640 [2018-04-12 00:58:37,034 INFO L87 Difference]: Start difference. First operand 430 states and 492 transitions. Second operand 41 states. [2018-04-12 00:58:39,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:58:39,423 INFO L93 Difference]: Finished difference Result 422 states and 467 transitions. [2018-04-12 00:58:39,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-12 00:58:39,423 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 89 [2018-04-12 00:58:39,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:58:39,424 INFO L225 Difference]: With dead ends: 422 [2018-04-12 00:58:39,424 INFO L226 Difference]: Without dead ends: 422 [2018-04-12 00:58:39,425 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 69 SyntacticMatches, 3 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 815 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=349, Invalid=3552, Unknown=5, NotChecked=0, Total=3906 [2018-04-12 00:58:39,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2018-04-12 00:58:39,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 396. [2018-04-12 00:58:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396 states. [2018-04-12 00:58:39,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 447 transitions. [2018-04-12 00:58:39,427 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 447 transitions. Word has length 89 [2018-04-12 00:58:39,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:58:39,427 INFO L459 AbstractCegarLoop]: Abstraction has 396 states and 447 transitions. [2018-04-12 00:58:39,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-12 00:58:39,427 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 447 transitions. [2018-04-12 00:58:39,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-04-12 00:58:39,428 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:58:39,428 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:58:39,428 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:58:39,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1047006410, now seen corresponding path program 1 times [2018-04-12 00:58:39,428 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:58:39,428 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:58:39,429 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:39,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:58:39,429 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:39,440 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:58:39,980 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:39,980 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:58:39,980 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:58:39,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:58:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:40,009 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:58:40,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,039 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 [2018-04-12 00:58:40,039 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,041 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,042 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-12 00:58:40,061 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 [2018-04-12 00:58:40,063 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 [2018-04-12 00:58:40,064 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,065 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,069 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,069 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-04-12 00:58:40,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 34 [2018-04-12 00:58:40,106 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 14 treesize of output 13 [2018-04-12 00:58:40,107 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,109 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,114 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. [2018-04-12 00:58:40,114 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:33 [2018-04-12 00:58:40,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 35 [2018-04-12 00:58:40,187 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:58:40,187 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:40,197 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:40,209 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:40,209 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:76 [2018-04-12 00:58:40,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,246 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,247 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-12 00:58:40,248 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,257 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,257 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:50 [2018-04-12 00:58:40,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 42 [2018-04-12 00:58:40,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:58:40,290 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,295 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,305 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,305 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:51 [2018-04-12 00:58:40,367 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2018-04-12 00:58:40,373 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 14 treesize of output 13 [2018-04-12 00:58:40,374 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,381 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,389 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. [2018-04-12 00:58:40,389 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:64 [2018-04-12 00:58:40,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 92 [2018-04-12 00:58:40,513 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 00:58:40,513 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:40,525 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:40,545 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. [2018-04-12 00:58:40,546 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:112, output treesize:146 [2018-04-12 00:58:40,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,607 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 83 [2018-04-12 00:58:40,607 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,620 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. [2018-04-12 00:58:40,620 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:95 [2018-04-12 00:58:40,660 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:40,664 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 88 treesize of output 82 [2018-04-12 00:58:40,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:58:40,666 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,674 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,685 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. [2018-04-12 00:58:40,685 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:106, output treesize:96 [2018-04-12 00:58:40,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 107 [2018-04-12 00:58:40,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:40,775 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,785 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:40,797 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. [2018-04-12 00:58:40,797 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:117, output treesize:109 [2018-04-12 00:58:40,942 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 200 treesize of output 128 [2018-04-12 00:58:40,949 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 2 case distinctions, treesize of input 36 treesize of output 55 [2018-04-12 00:58:40,950 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:40,966 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:40,999 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:40,999 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:205, output treesize:350 [2018-04-12 00:58:41,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 84 [2018-04-12 00:58:41,121 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 5 treesize of output 1 [2018-04-12 00:58:41,122 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:41,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:41,131 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:41,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:41,141 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:41,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 18 [2018-04-12 00:58:41,150 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:41,157 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:41,164 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. [2018-04-12 00:58:41,165 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:167, output treesize:45 [2018-04-12 00:58:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:41,300 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:58:41,300 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27] total 55 [2018-04-12 00:58:41,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 56 states [2018-04-12 00:58:41,300 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2018-04-12 00:58:41,300 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=397, Invalid=2683, Unknown=0, NotChecked=0, Total=3080 [2018-04-12 00:58:41,300 INFO L87 Difference]: Start difference. First operand 396 states and 447 transitions. Second operand 56 states. [2018-04-12 00:58:45,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:58:45,829 INFO L93 Difference]: Finished difference Result 685 states and 769 transitions. [2018-04-12 00:58:45,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2018-04-12 00:58:45,830 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 90 [2018-04-12 00:58:45,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:58:45,831 INFO L225 Difference]: With dead ends: 685 [2018-04-12 00:58:45,831 INFO L226 Difference]: Without dead ends: 685 [2018-04-12 00:58:45,831 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 67 SyntacticMatches, 2 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4945 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=2411, Invalid=12102, Unknown=7, NotChecked=0, Total=14520 [2018-04-12 00:58:45,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2018-04-12 00:58:45,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 473. [2018-04-12 00:58:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2018-04-12 00:58:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 530 transitions. [2018-04-12 00:58:45,834 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 530 transitions. Word has length 90 [2018-04-12 00:58:45,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:58:45,834 INFO L459 AbstractCegarLoop]: Abstraction has 473 states and 530 transitions. [2018-04-12 00:58:45,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states. [2018-04-12 00:58:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 530 transitions. [2018-04-12 00:58:45,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-04-12 00:58:45,835 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:58:45,835 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:58:45,835 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:58:45,835 INFO L82 PathProgramCache]: Analyzing trace with hash 1047006411, now seen corresponding path program 1 times [2018-04-12 00:58:45,835 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:58:45,835 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:58:45,836 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:45,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:58:45,836 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:45,847 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:58:46,911 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:46,911 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:58:46,912 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:58:46,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:58:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:46,942 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:58:46,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:46,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:46,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:58:46,992 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:46,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:46,996 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 00:58:47,017 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 [2018-04-12 00:58:47,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:58:47,018 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,020 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,028 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 [2018-04-12 00:58:47,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:58:47,029 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,030 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,036 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,036 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:27 [2018-04-12 00:58:47,086 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,089 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 51 treesize of output 55 [2018-04-12 00:58:47,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:47,090 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,096 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,108 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 29 treesize of output 30 [2018-04-12 00:58:47,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:47,110 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,113 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,121 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:47,121 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:53 [2018-04-12 00:58:47,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 38 [2018-04-12 00:58:47,228 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 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-12 00:58:47,229 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:47,240 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:47,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2018-04-12 00:58:47,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-12 00:58:47,275 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,282 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 66 [2018-04-12 00:58:47,294 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:58:47,294 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:47,308 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:47,335 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:47,336 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:84, output treesize:131 [2018-04-12 00:58:47,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,418 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 21 [2018-04-12 00:58:47,418 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,434 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-12 00:58:47,435 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,450 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,450 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:87 [2018-04-12 00:58:47,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 64 [2018-04-12 00:58:47,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:58:47,495 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,501 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-12 00:58:47,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-12 00:58:47,531 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,535 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,548 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,548 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:114, output treesize:81 [2018-04-12 00:58:47,616 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 29 treesize of output 30 [2018-04-12 00:58:47,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:47,617 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:47,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 95 [2018-04-12 00:58:47,643 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 14 treesize of output 13 [2018-04-12 00:58:47,643 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,652 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:47,664 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:123, output treesize:107 [2018-04-12 00:58:47,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 46 [2018-04-12 00:58:47,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 39 [2018-04-12 00:58:47,794 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:47,804 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:47,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 135 [2018-04-12 00:58:47,838 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 20 treesize of output 13 [2018-04-12 00:58:47,838 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,852 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:47,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 143 [2018-04-12 00:58:47,866 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 00:58:47,866 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:47,887 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:47,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:47,937 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:169, output treesize:277 [2018-04-12 00:58:48,016 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:48,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:48,018 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 31 treesize of output 66 [2018-04-12 00:58:48,019 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:48,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:48,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:48,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:48,039 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 [2018-04-12 00:58:48,039 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,054 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. [2018-04-12 00:58:48,054 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:134, output treesize:125 [2018-04-12 00:58:48,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-04-12 00:58:48,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-12 00:58:48,100 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,104 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,123 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:48,127 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 113 treesize of output 107 [2018-04-12 00:58:48,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:58:48,129 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,140 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,154 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. [2018-04-12 00:58:48,155 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:147, output treesize:119 [2018-04-12 00:58:48,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-12 00:58:48,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:58:48,237 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,240 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:48,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 146 [2018-04-12 00:58:48,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:48,269 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,284 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,300 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:48,300 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:161, output treesize:145 [2018-04-12 00:58:48,447 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 258 treesize of output 162 [2018-04-12 00:58:48,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 55 [2018-04-12 00:58:48,455 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:48,477 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:48,530 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 249 treesize of output 220 [2018-04-12 00:58:48,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 47 [2018-04-12 00:58:48,537 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:48,559 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:48,563 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 225 treesize of output 196 [2018-04-12 00:58:48,565 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 28 treesize of output 25 [2018-04-12 00:58:48,565 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,580 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:48,631 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:268, output treesize:423 [2018-04-12 00:58:48,783 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 183 treesize of output 95 [2018-04-12 00:58:48,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2018-04-12 00:58:48,785 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2018-04-12 00:58:48,797 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:48,808 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 5 treesize of output 1 [2018-04-12 00:58:48,808 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,817 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2018-04-12 00:58:48,818 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:48,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:48,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-12 00:58:48,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:48,840 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-12 00:58:48,844 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,845 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:48,853 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:48,854 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:200, output treesize:31 [2018-04-12 00:58:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:49,004 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:58:49,004 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 28] total 58 [2018-04-12 00:58:49,005 INFO L442 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-04-12 00:58:49,005 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-04-12 00:58:49,005 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=277, Invalid=3145, Unknown=0, NotChecked=0, Total=3422 [2018-04-12 00:58:49,005 INFO L87 Difference]: Start difference. First operand 473 states and 530 transitions. Second operand 59 states. [2018-04-12 00:58:56,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:58:56,456 INFO L93 Difference]: Finished difference Result 758 states and 846 transitions. [2018-04-12 00:58:56,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-04-12 00:58:56,456 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 90 [2018-04-12 00:58:56,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:58:56,457 INFO L225 Difference]: With dead ends: 758 [2018-04-12 00:58:56,457 INFO L226 Difference]: Without dead ends: 758 [2018-04-12 00:58:56,458 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 66 SyntacticMatches, 3 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5733 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=2582, Invalid=14974, Unknown=0, NotChecked=0, Total=17556 [2018-04-12 00:58:56,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2018-04-12 00:58:56,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 549. [2018-04-12 00:58:56,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2018-04-12 00:58:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 613 transitions. [2018-04-12 00:58:56,461 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 613 transitions. Word has length 90 [2018-04-12 00:58:56,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:58:56,462 INFO L459 AbstractCegarLoop]: Abstraction has 549 states and 613 transitions. [2018-04-12 00:58:56,462 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-04-12 00:58:56,462 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 613 transitions. [2018-04-12 00:58:56,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-04-12 00:58:56,462 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:58:56,463 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:58:56,463 INFO L408 AbstractCegarLoop]: === Iteration 47 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:58:56,463 INFO L82 PathProgramCache]: Analyzing trace with hash 2039944710, now seen corresponding path program 2 times [2018-04-12 00:58:56,463 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:58:56,463 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:58:56,464 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:56,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:58:56,464 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:58:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:58:56,475 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:58:57,063 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:57,064 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:58:57,064 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:58:57,069 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:58:57,094 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:58:57,094 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:58:57,097 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:58:57,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,107 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 [2018-04-12 00:58:57,107 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,112 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-12 00:58:57,136 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 [2018-04-12 00:58:57,137 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 [2018-04-12 00:58:57,137 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,138 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,143 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,143 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-12 00:58:57,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,195 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 43 [2018-04-12 00:58:57,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:57,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,201 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,208 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. [2018-04-12 00:58:57,209 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:45 [2018-04-12 00:58:57,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-12 00:58:57,316 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:58:57,317 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:57,332 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:57,347 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. [2018-04-12 00:58:57,347 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:57, output treesize:90 [2018-04-12 00:58:57,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,389 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,390 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 [2018-04-12 00:58:57,390 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,398 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,398 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:57 [2018-04-12 00:58:57,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 50 [2018-04-12 00:58:57,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:58:57,436 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,440 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,448 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:73, output treesize:58 [2018-04-12 00:58:57,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 74 [2018-04-12 00:58:57,513 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 14 treesize of output 13 [2018-04-12 00:58:57,513 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,520 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,528 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. [2018-04-12 00:58:57,528 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:71 [2018-04-12 00:58:57,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 92 [2018-04-12 00:58:57,653 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 00:58:57,653 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:57,666 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:57,688 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. [2018-04-12 00:58:57,689 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:115, output treesize:152 [2018-04-12 00:58:57,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,747 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,748 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 83 [2018-04-12 00:58:57,749 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,762 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. [2018-04-12 00:58:57,762 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:80, output treesize:98 [2018-04-12 00:58:57,808 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,812 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 88 treesize of output 82 [2018-04-12 00:58:57,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:58:57,814 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,822 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:57,834 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:109, output treesize:107 [2018-04-12 00:58:57,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:58:57,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 115 [2018-04-12 00:58:57,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:58:57,944 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,955 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:58:57,968 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. [2018-04-12 00:58:57,968 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:128, output treesize:120 [2018-04-12 00:58:58,130 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 200 treesize of output 128 [2018-04-12 00:58:58,137 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 2 case distinctions, treesize of input 36 treesize of output 55 [2018-04-12 00:58:58,137 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:58:58,154 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:58:58,190 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-12 00:58:58,190 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:208, output treesize:356 [2018-04-12 00:58:58,333 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 162 treesize of output 89 [2018-04-12 00:58:58,334 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:58:58,334 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:58,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:58,343 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:58,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:58:58,352 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:58,361 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:58:58,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:58:58,361 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:58:58,368 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:58:58,377 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. [2018-04-12 00:58:58,378 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:173, output treesize:45 [2018-04-12 00:58:58,506 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:58:58,524 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:58:58,524 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 29] total 56 [2018-04-12 00:58:58,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-04-12 00:58:58,524 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-04-12 00:58:58,524 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=473, Invalid=2719, Unknown=0, NotChecked=0, Total=3192 [2018-04-12 00:58:58,524 INFO L87 Difference]: Start difference. First operand 549 states and 613 transitions. Second operand 57 states. [2018-04-12 00:59:04,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:59:04,020 INFO L93 Difference]: Finished difference Result 887 states and 987 transitions. [2018-04-12 00:59:04,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-12 00:59:04,021 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 90 [2018-04-12 00:59:04,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:59:04,022 INFO L225 Difference]: With dead ends: 887 [2018-04-12 00:59:04,022 INFO L226 Difference]: Without dead ends: 887 [2018-04-12 00:59:04,023 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 63 SyntacticMatches, 4 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5087 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=2558, Invalid=12430, Unknown=18, NotChecked=0, Total=15006 [2018-04-12 00:59:04,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2018-04-12 00:59:04,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 584. [2018-04-12 00:59:04,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-04-12 00:59:04,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 650 transitions. [2018-04-12 00:59:04,027 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 650 transitions. Word has length 90 [2018-04-12 00:59:04,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:59:04,027 INFO L459 AbstractCegarLoop]: Abstraction has 584 states and 650 transitions. [2018-04-12 00:59:04,027 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-04-12 00:59:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 650 transitions. [2018-04-12 00:59:04,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-04-12 00:59:04,028 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:59:04,028 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:59:04,028 INFO L408 AbstractCegarLoop]: === Iteration 48 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:59:04,028 INFO L82 PathProgramCache]: Analyzing trace with hash 2039944711, now seen corresponding path program 2 times [2018-04-12 00:59:04,028 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:59:04,028 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:59:04,029 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:59:04,029 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:59:04,029 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:59:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:59:04,038 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:59:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:59:04,665 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:59:04,665 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:59:04,671 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-12 00:59:04,703 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-12 00:59:04,703 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:59:04,706 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:59:04,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:04,716 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:04,716 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 [2018-04-12 00:59:04,716 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,720 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,720 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-12 00:59:04,743 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 [2018-04-12 00:59:04,744 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 [2018-04-12 00:59:04,744 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,745 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,753 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 [2018-04-12 00:59:04,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:59:04,754 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,755 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,761 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:41, output treesize:30 [2018-04-12 00:59:04,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:04,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 55 [2018-04-12 00:59:04,817 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 14 treesize of output 13 [2018-04-12 00:59:04,817 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,822 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,832 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 29 treesize of output 30 [2018-04-12 00:59:04,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 00:59:04,834 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,837 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:04,843 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:04,844 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:72, output treesize:56 [2018-04-12 00:59:04,958 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-04-12 00:59:04,965 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 00:59:04,966 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:04,976 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:05,000 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:59:05,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 63 [2018-04-12 00:59:05,003 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 25 treesize of output 20 [2018-04-12 00:59:05,003 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,010 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 68 [2018-04-12 00:59:05,017 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:59:05,017 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 20 treesize of output 28 [2018-04-12 00:59:05,017 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,025 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,046 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:05,046 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:87, output treesize:143 [2018-04-12 00:59:05,154 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,155 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,155 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,156 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-12 00:59:05,156 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 21 [2018-04-12 00:59:05,175 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,189 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,189 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:81, output treesize:90 [2018-04-12 00:59:05,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,242 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 65 treesize of output 64 [2018-04-12 00:59:05,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:59:05,245 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,251 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-12 00:59:05,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-12 00:59:05,273 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,276 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,291 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,291 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:117, output treesize:84 [2018-04-12 00:59:05,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 103 [2018-04-12 00:59:05,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13 [2018-04-12 00:59:05,394 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,405 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 30 [2018-04-12 00:59:05,435 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 14 treesize of output 13 [2018-04-12 00:59:05,435 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,439 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,454 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:05,454 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:126, output treesize:110 [2018-04-12 00:59:05,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 125 [2018-04-12 00:59:05,633 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 00:59:05,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:05,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:05,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 119 [2018-04-12 00:59:05,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-12 00:59:05,698 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,711 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 127 [2018-04-12 00:59:05,723 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 2 case distinctions, treesize of input 24 treesize of output 39 [2018-04-12 00:59:05,724 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:05,743 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:05,787 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:05,787 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:177, output treesize:267 [2018-04-12 00:59:05,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,885 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,887 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 31 treesize of output 66 [2018-04-12 00:59:05,887 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,912 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,913 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:05,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-04-12 00:59:05,913 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:05,933 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. [2018-04-12 00:59:05,933 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:129, output treesize:112 [2018-04-12 00:59:05,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 44 [2018-04-12 00:59:05,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 15 [2018-04-12 00:59:05,996 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,000 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 87 [2018-04-12 00:59:06,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 00:59:06,029 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,038 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,055 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. [2018-04-12 00:59:06,055 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:134, output treesize:106 [2018-04-12 00:59:06,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-12 00:59:06,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:59:06,167 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,171 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 122 [2018-04-12 00:59:06,198 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 14 treesize of output 13 [2018-04-12 00:59:06,198 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,210 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,227 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:06,227 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:148, output treesize:132 [2018-04-12 00:59:06,431 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 51 [2018-04-12 00:59:06,437 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 2 case distinctions, treesize of input 28 treesize of output 47 [2018-04-12 00:59:06,438 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:06,448 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:06,488 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 233 treesize of output 153 [2018-04-12 00:59:06,490 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 36 treesize of output 25 [2018-04-12 00:59:06,491 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,507 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,517 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 249 treesize of output 161 [2018-04-12 00:59:06,524 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 2 case distinctions, treesize of input 36 treesize of output 55 [2018-04-12 00:59:06,524 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:06,548 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:06,603 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:06,603 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:271, output treesize:429 [2018-04-12 00:59:06,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-12 00:59:06,875 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 15 treesize of output 3 [2018-04-12 00:59:06,875 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,876 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:06,894 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. [2018-04-12 00:59:06,894 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:207, output treesize:192 [2018-04-12 00:59:07,001 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 183 treesize of output 100 [2018-04-12 00:59:07,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:59:07,004 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:07,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:59:07,018 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:07,030 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:59:07,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-12 00:59:07,031 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:07,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-12 00:59:07,043 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:07,052 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:07,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-12 00:59:07,069 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:59:07,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-12 00:59:07,070 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:07,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 00:59:07,074 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:07,075 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:07,087 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:07,087 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:206, output treesize:31 [2018-04-12 00:59:07,226 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:59:07,243 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:59:07,244 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 33] total 60 [2018-04-12 00:59:07,244 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-04-12 00:59:07,244 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-04-12 00:59:07,244 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=3364, Unknown=0, NotChecked=0, Total=3660 [2018-04-12 00:59:07,244 INFO L87 Difference]: Start difference. First operand 584 states and 650 transitions. Second operand 61 states. [2018-04-12 00:59:17,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:59:17,646 INFO L93 Difference]: Finished difference Result 726 states and 800 transitions. [2018-04-12 00:59:17,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-04-12 00:59:17,646 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 90 [2018-04-12 00:59:17,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:59:17,647 INFO L225 Difference]: With dead ends: 726 [2018-04-12 00:59:17,647 INFO L226 Difference]: Without dead ends: 726 [2018-04-12 00:59:17,648 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 60 SyntacticMatches, 4 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4514 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=1894, Invalid=13110, Unknown=2, NotChecked=0, Total=15006 [2018-04-12 00:59:17,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 726 states. [2018-04-12 00:59:17,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 726 to 584. [2018-04-12 00:59:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-04-12 00:59:17,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 650 transitions. [2018-04-12 00:59:17,651 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 650 transitions. Word has length 90 [2018-04-12 00:59:17,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:59:17,652 INFO L459 AbstractCegarLoop]: Abstraction has 584 states and 650 transitions. [2018-04-12 00:59:17,652 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-04-12 00:59:17,652 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 650 transitions. [2018-04-12 00:59:17,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-04-12 00:59:17,652 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:59:17,652 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:59:17,652 INFO L408 AbstractCegarLoop]: === Iteration 49 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:59:17,653 INFO L82 PathProgramCache]: Analyzing trace with hash -334570283, now seen corresponding path program 1 times [2018-04-12 00:59:17,653 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:59:17,653 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:59:17,653 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:59:17,654 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 00:59:17,654 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:59:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:59:17,663 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:59:18,223 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:59:18,223 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:59:18,223 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:59:18,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:59:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:59:18,251 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:59:18,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:59:18,253 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:18,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:18,254 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 00:59:18,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:18,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:18,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 00:59:18,344 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:18,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-12 00:59:18,348 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:18,351 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. [2018-04-12 00:59:18,352 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:21 [2018-04-12 00:59:18,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:18,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 24 [2018-04-12 00:59:18,411 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:18,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:18,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:18,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 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 [2018-04-12 00:59:18,423 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:18,428 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. [2018-04-12 00:59:18,428 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:34, output treesize:27 [2018-04-12 00:59:18,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 34 [2018-04-12 00:59:18,582 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:18,594 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 2 xjuncts. [2018-04-12 00:59:18,594 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:47, output treesize:64 [2018-04-12 00:59:18,647 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 60 treesize of output 58 [2018-04-12 00:59:18,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 46 [2018-04-12 00:59:18,649 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:18,666 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 46 treesize of output 41 [2018-04-12 00:59:18,667 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:18,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 44 [2018-04-12 00:59:18,686 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:18,707 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-12 00:59:18,738 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 61 treesize of output 49 [2018-04-12 00:59:18,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2018-04-12 00:59:18,740 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:18,747 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 5 treesize of output 1 [2018-04-12 00:59:18,747 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:18,752 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:18,781 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:18,781 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:122, output treesize:150 [2018-04-12 00:59:18,960 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 71 DAG size of output 55 [2018-04-12 00:59:20,278 WARN L151 SmtUtils]: Spent 916ms on a formula simplification. DAG size of input: 71 DAG size of output 68 [2018-04-12 00:59:20,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 63 [2018-04-12 00:59:20,460 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 3 case distinctions, treesize of input 45 treesize of output 53 [2018-04-12 00:59:20,461 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:20,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 47 [2018-04-12 00:59:20,564 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:20,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2018-04-12 00:59:20,659 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:20,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2018-04-12 00:59:20,661 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:20,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 46 [2018-04-12 00:59:20,737 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:20,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 42 [2018-04-12 00:59:20,818 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:20,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 35 [2018-04-12 00:59:20,904 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:20,908 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 34 treesize of output 35 [2018-04-12 00:59:20,908 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:21,000 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 46 treesize of output 42 [2018-04-12 00:59:21,001 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:21,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 31 [2018-04-12 00:59:21,093 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:21,169 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: 7 dim-0 vars, and 9 xjuncts. [2018-04-12 00:59:21,281 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 63 [2018-04-12 00:59:21,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 42 [2018-04-12 00:59:21,288 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:21,350 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 3 case distinctions, treesize of input 37 treesize of output 47 [2018-04-12 00:59:21,351 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:21,439 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 45 treesize of output 43 [2018-04-12 00:59:21,439 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:21,522 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 51 treesize of output 46 [2018-04-12 00:59:21,523 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:21,613 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 3 case distinctions, treesize of input 37 treesize of output 47 [2018-04-12 00:59:21,614 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:21,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 43 [2018-04-12 00:59:21,718 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:21,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 39 [2018-04-12 00:59:21,825 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:21,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 35 [2018-04-12 00:59:21,829 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:21,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-12 00:59:21,908 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:21,973 INFO L267 ElimStorePlain]: Start of recursive call 13: 8 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:22,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 68 [2018-04-12 00:59:22,171 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 1 case distinctions, treesize of input 46 treesize of output 45 [2018-04-12 00:59:22,171 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:22,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 46 [2018-04-12 00:59:22,269 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:22,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 50 [2018-04-12 00:59:22,379 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:22,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:22,545 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 62 [2018-04-12 00:59:22,546 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 11 xjuncts. [2018-04-12 00:59:22,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 39 [2018-04-12 00:59:22,771 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:22,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:22,992 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 62 [2018-04-12 00:59:22,993 INFO L267 ElimStorePlain]: Start of recursive call 29: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 16 xjuncts. [2018-04-12 00:59:23,281 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 3 case distinctions, treesize of input 34 treesize of output 46 [2018-04-12 00:59:23,282 INFO L267 ElimStorePlain]: Start of recursive call 30: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:23,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 42 [2018-04-12 00:59:23,529 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:23,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 38 [2018-04-12 00:59:23,533 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:23,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 50 [2018-04-12 00:59:23,769 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:24,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2018-04-12 00:59:24,012 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:24,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 39 [2018-04-12 00:59:24,257 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:24,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:24,495 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 1 case distinctions, treesize of input 39 treesize of output 42 [2018-04-12 00:59:24,495 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:24,732 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 35 treesize of output 30 [2018-04-12 00:59:24,732 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:24,939 INFO L267 ElimStorePlain]: Start of recursive call 23: 13 dim-1 vars, End of recursive call: 18 dim-0 vars, and 20 xjuncts. [2018-04-12 00:59:25,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 68 [2018-04-12 00:59:25,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:25,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 42 [2018-04-12 00:59:25,445 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:25,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:25,560 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 46 [2018-04-12 00:59:25,561 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:25,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 49 [2018-04-12 00:59:25,668 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:25,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:25,769 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 46 [2018-04-12 00:59:25,770 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:25,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 46 [2018-04-12 00:59:25,878 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:25,984 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 34 [2018-04-12 00:59:25,984 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:25,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 34 [2018-04-12 00:59:25,985 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:26,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 45 [2018-04-12 00:59:26,083 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:26,187 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:26,190 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 1 case distinctions, treesize of input 38 treesize of output 38 [2018-04-12 00:59:26,190 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:26,285 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 37 treesize of output 30 [2018-04-12 00:59:26,285 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:26,371 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 48 treesize of output 46 [2018-04-12 00:59:26,372 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:26,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:26,464 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 46 [2018-04-12 00:59:26,465 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:26,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:26,562 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 1 case distinctions, treesize of input 44 treesize of output 47 [2018-04-12 00:59:26,563 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:26,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-04-12 00:59:26,651 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:26,728 INFO L267 ElimStorePlain]: Start of recursive call 38: 13 dim-1 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-12 00:59:27,297 INFO L267 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 4 dim-2 vars, End of recursive call: 39 dim-0 vars, and 45 xjuncts. [2018-04-12 00:59:27,298 INFO L202 ElimStorePlain]: Needed 52 recursive calls to eliminate 15 variables, input treesize:203, output treesize:807 [2018-04-12 00:59:27,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:27,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-12 00:59:27,658 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:27,661 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. [2018-04-12 00:59:27,662 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:15 [2018-04-12 00:59:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:59:27,799 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 00:59:27,799 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 23] total 53 [2018-04-12 00:59:27,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-04-12 00:59:27,800 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-04-12 00:59:27,800 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=2681, Unknown=0, NotChecked=0, Total=2862 [2018-04-12 00:59:27,800 INFO L87 Difference]: Start difference. First operand 584 states and 650 transitions. Second operand 54 states. [2018-04-12 00:59:32,240 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 138 DAG size of output 101 [2018-04-12 00:59:34,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 00:59:34,538 INFO L93 Difference]: Finished difference Result 667 states and 732 transitions. [2018-04-12 00:59:34,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2018-04-12 00:59:34,538 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 92 [2018-04-12 00:59:34,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 00:59:34,540 INFO L225 Difference]: With dead ends: 667 [2018-04-12 00:59:34,540 INFO L226 Difference]: Without dead ends: 667 [2018-04-12 00:59:34,540 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 68 SyntacticMatches, 4 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3274 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=2021, Invalid=11778, Unknown=7, NotChecked=0, Total=13806 [2018-04-12 00:59:34,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2018-04-12 00:59:34,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 610. [2018-04-12 00:59:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 610 states. [2018-04-12 00:59:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 680 transitions. [2018-04-12 00:59:34,544 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 680 transitions. Word has length 92 [2018-04-12 00:59:34,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 00:59:34,544 INFO L459 AbstractCegarLoop]: Abstraction has 610 states and 680 transitions. [2018-04-12 00:59:34,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-04-12 00:59:34,544 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 680 transitions. [2018-04-12 00:59:34,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-04-12 00:59:34,545 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 00:59:34,545 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 00:59:34,545 INFO L408 AbstractCegarLoop]: === Iteration 50 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 00:59:34,545 INFO L82 PathProgramCache]: Analyzing trace with hash -1164541384, now seen corresponding path program 4 times [2018-04-12 00:59:34,545 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 00:59:34,545 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 00:59:34,545 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:59:34,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 00:59:34,545 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 00:59:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 00:59:34,552 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 00:59:34,902 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 00:59:34,902 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 00:59:34,902 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 00:59:34,907 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 00:59:34,929 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 00:59:34,929 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 00:59:34,931 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 00:59:34,947 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 [2018-04-12 00:59:34,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 00:59:34,948 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:34,949 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:34,954 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 [2018-04-12 00:59:34,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 00:59:34,955 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:34,956 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:34,959 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:34,959 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-12 00:59:34,976 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 21 treesize of output 14 [2018-04-12 00:59:34,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 00:59:34,977 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:34,979 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:34,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 44 [2018-04-12 00:59:34,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-12 00:59:34,999 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,015 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,019 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:35,020 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:33 [2018-04-12 00:59:35,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 49 [2018-04-12 00:59:35,140 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 2 case distinctions, treesize of input 40 treesize of output 55 [2018-04-12 00:59:35,140 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:35,170 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:59:35,180 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 4 case distinctions, treesize of input 35 treesize of output 58 [2018-04-12 00:59:35,180 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-12 00:59:35,216 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:59:35,250 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 47 [2018-04-12 00:59:35,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 33 [2018-04-12 00:59:35,259 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:35,273 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:35,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 73 [2018-04-12 00:59:35,296 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 3 case distinctions, treesize of input 55 treesize of output 53 [2018-04-12 00:59:35,296 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:35,337 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 00:59:35,338 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 54 treesize of output 55 [2018-04-12 00:59:35,338 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,361 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:35,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 93 [2018-04-12 00:59:35,391 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 5 case distinctions, treesize of input 63 treesize of output 82 [2018-04-12 00:59:35,392 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 4 xjuncts. [2018-04-12 00:59:35,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 97 [2018-04-12 00:59:35,457 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:35,502 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:59:35,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-04-12 00:59:35,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-04-12 00:59:35,506 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,512 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,561 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:35,561 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 3 variables, input treesize:63, output treesize:183 [2018-04-12 00:59:35,630 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 43 treesize of output 38 [2018-04-12 00:59:35,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-12 00:59:35,632 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,667 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 63 treesize of output 71 [2018-04-12 00:59:35,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 63 [2018-04-12 00:59:35,670 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,710 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 3 case distinctions, treesize of input 57 treesize of output 78 [2018-04-12 00:59:35,711 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2018-04-12 00:59:35,748 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:59:35,798 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 46 [2018-04-12 00:59:35,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2018-04-12 00:59:35,801 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,807 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,810 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 41 [2018-04-12 00:59:35,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2018-04-12 00:59:35,813 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,819 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 51 [2018-04-12 00:59:35,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-12 00:59:35,825 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,831 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,859 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 32 treesize of output 27 [2018-04-12 00:59:35,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-12 00:59:35,861 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,865 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:59:35,890 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 8 variables, input treesize:107, output treesize:66 [2018-04-12 00:59:35,972 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 57 treesize of output 73 [2018-04-12 00:59:35,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 57 [2018-04-12 00:59:35,974 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:35,992 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 56 [2018-04-12 00:59:36,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 49 [2018-04-12 00:59:36,020 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,039 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,054 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 41 treesize of output 34 [2018-04-12 00:59:36,055 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 14 treesize of output 13 [2018-04-12 00:59:36,055 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,060 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 49 treesize of output 73 [2018-04-12 00:59:36,100 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 42 treesize of output 47 [2018-04-12 00:59:36,100 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-12 00:59:36,160 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,174 INFO L267 ElimStorePlain]: Start of recursive call 8: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,183 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:36,183 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 6 variables, input treesize:107, output treesize:75 [2018-04-12 00:59:36,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 73 treesize of output 72 [2018-04-12 00:59:36,329 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 4 case distinctions, treesize of input 55 treesize of output 70 [2018-04-12 00:59:36,329 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-12 00:59:36,377 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 2 case distinctions, treesize of input 60 treesize of output 75 [2018-04-12 00:59:36,377 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:36,412 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:59:36,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-04-12 00:59:36,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 30 [2018-04-12 00:59:36,478 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:36,487 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:36,497 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 65 treesize of output 73 [2018-04-12 00:59:36,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 80 [2018-04-12 00:59:36,510 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 4 xjuncts. [2018-04-12 00:59:36,553 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 2 case distinctions, treesize of input 52 treesize of output 67 [2018-04-12 00:59:36,554 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:36,583 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-12 00:59:36,585 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 43 treesize of output 32 [2018-04-12 00:59:36,586 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 32 treesize of output 20 [2018-04-12 00:59:36,586 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,589 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,599 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 61 treesize of output 67 [2018-04-12 00:59:36,608 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 3 case distinctions, treesize of input 49 treesize of output 53 [2018-04-12 00:59:36,608 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:36,635 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 48 treesize of output 40 [2018-04-12 00:59:36,635 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:36,650 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:36,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 145 treesize of output 128 [2018-04-12 00:59:36,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 115 treesize of output 145 [2018-04-12 00:59:36,742 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 4 xjuncts. [2018-04-12 00:59:37,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 131 treesize of output 134 [2018-04-12 00:59:37,018 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:37,087 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:37,158 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:37,234 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:37,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 106 treesize of output 93 [2018-04-12 00:59:37,891 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 8 xjuncts. [2018-04-12 00:59:38,806 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 2 case distinctions, treesize of input 132 treesize of output 163 [2018-04-12 00:59:38,806 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:39,404 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:39,980 INFO L267 ElimStorePlain]: Start of recursive call 15: 5 dim-1 vars, End of recursive call: 4 dim-0 vars, and 13 xjuncts. [2018-04-12 00:59:40,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 92 [2018-04-12 00:59:40,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 91 [2018-04-12 00:59:40,857 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:40,904 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 3 case distinctions, treesize of input 77 treesize of output 73 [2018-04-12 00:59:40,904 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:40,927 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:59:40,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 129 treesize of output 125 [2018-04-12 00:59:40,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 123 treesize of output 164 [2018-04-12 00:59:40,967 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 4 xjuncts. [2018-04-12 00:59:41,076 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 119 treesize of output 126 [2018-04-12 00:59:41,078 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:41,114 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:41,150 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:41,193 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:41,320 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 2 case distinctions, treesize of input 116 treesize of output 147 [2018-04-12 00:59:41,321 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:41,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 106 treesize of output 121 [2018-04-12 00:59:41,454 INFO L267 ElimStorePlain]: Start of recursive call 34: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:41,628 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 13 xjuncts. [2018-04-12 00:59:41,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 94 treesize of output 72 [2018-04-12 00:59:41,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 50 [2018-04-12 00:59:41,643 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:41,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 48 [2018-04-12 00:59:41,673 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:41,700 INFO L267 ElimStorePlain]: Start of recursive call 35: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:41,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 142 treesize of output 114 [2018-04-12 00:59:41,727 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 105 treesize of output 119 [2018-04-12 00:59:41,728 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:41,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 88 treesize of output 112 [2018-04-12 00:59:41,838 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:42,089 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 11 xjuncts. [2018-04-12 00:59:42,099 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 91 treesize of output 75 [2018-04-12 00:59:42,101 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 68 treesize of output 48 [2018-04-12 00:59:42,101 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:42,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 53 [2018-04-12 00:59:42,123 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:42,136 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:42,138 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 56 treesize of output 43 [2018-04-12 00:59:42,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 23 [2018-04-12 00:59:42,146 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:42,153 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:42,166 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 4 case distinctions, treesize of input 137 treesize of output 122 [2018-04-12 00:59:42,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 116 [2018-04-12 00:59:42,169 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:42,200 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 3 case distinctions, treesize of input 101 treesize of output 97 [2018-04-12 00:59:42,201 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:42,222 INFO L267 ElimStorePlain]: Start of recursive call 46: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:59:42,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 153 treesize of output 105 [2018-04-12 00:59:42,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 82 [2018-04-12 00:59:42,253 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:42,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 82 [2018-04-12 00:59:42,300 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:42,337 INFO L267 ElimStorePlain]: Start of recursive call 49: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2018-04-12 00:59:42,339 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 71 treesize of output 54 [2018-04-12 00:59:42,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 38 treesize of output 47 [2018-04-12 00:59:42,359 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:42,373 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 00:59:42,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 92 [2018-04-12 00:59:42,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 83 [2018-04-12 00:59:42,391 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 2 xjuncts. [2018-04-12 00:59:42,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 74 treesize of output 90 [2018-04-12 00:59:42,431 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 4 xjuncts. [2018-04-12 00:59:42,471 INFO L267 ElimStorePlain]: Start of recursive call 54: 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-12 00:59:42,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 139 treesize of output 97 [2018-04-12 00:59:42,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 82 [2018-04-12 00:59:42,499 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 00:59:42,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 76 [2018-04-12 00:59:42,553 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:42,594 INFO L267 ElimStorePlain]: Start of recursive call 57: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2018-04-12 00:59:42,596 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 54 treesize of output 41 [2018-04-12 00:59:42,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 29 [2018-04-12 00:59:42,605 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:42,614 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:42,615 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 39 treesize of output 30 [2018-04-12 00:59:42,617 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 18 treesize of output 7 [2018-04-12 00:59:42,618 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:42,620 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:43,117 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 17 dim-0 vars, and 17 xjuncts. [2018-04-12 00:59:43,118 INFO L202 ElimStorePlain]: Needed 63 recursive calls to eliminate 6 variables, input treesize:219, output treesize:1308 [2018-04-12 00:59:45,766 WARN L151 SmtUtils]: Spent 2231ms on a formula simplification. DAG size of input: 225 DAG size of output 27 [2018-04-12 00:59:46,587 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 149 treesize of output 128 [2018-04-12 00:59:46,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 84 [2018-04-12 00:59:46,601 INFO L267 ElimStorePlain]: Start of recursive call 3: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-04-12 00:59:46,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 100 [2018-04-12 00:59:46,734 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-04-12 00:59:46,886 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 95 [2018-04-12 00:59:46,887 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:47,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 82 [2018-04-12 00:59:47,048 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:47,049 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 78 [2018-04-12 00:59:47,049 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:47,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 108 [2018-04-12 00:59:47,208 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:47,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 95 [2018-04-12 00:59:47,363 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:47,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 96 [2018-04-12 00:59:47,550 INFO L267 ElimStorePlain]: Start of recursive call 10: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-04-12 00:59:47,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 100 [2018-04-12 00:59:47,765 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:47,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 93 [2018-04-12 00:59:47,973 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:48,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 78 [2018-04-12 00:59:48,194 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:48,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 82 treesize of output 74 [2018-04-12 00:59:48,195 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:48,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 92 [2018-04-12 00:59:48,413 INFO L267 ElimStorePlain]: Start of recursive call 15: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-04-12 00:59:48,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 108 treesize of output 94 [2018-04-12 00:59:48,658 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:48,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2018-04-12 00:59:48,889 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:49,124 INFO L267 ElimStorePlain]: Start of recursive call 2: 13 dim-1 vars, End of recursive call: 27 dim-0 vars, and 20 xjuncts. [2018-04-12 00:59:49,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 149 treesize of output 135 [2018-04-12 00:59:49,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 97 [2018-04-12 00:59:49,469 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:49,577 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 125 treesize of output 101 [2018-04-12 00:59:49,577 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:49,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 92 [2018-04-12 00:59:49,678 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:49,775 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 115 treesize of output 99 [2018-04-12 00:59:49,776 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:49,875 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 92 treesize of output 66 [2018-04-12 00:59:49,876 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:49,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 70 [2018-04-12 00:59:49,970 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:50,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 113 treesize of output 90 [2018-04-12 00:59:50,070 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:50,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 58 [2018-04-12 00:59:50,187 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:50,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 74 [2018-04-12 00:59:50,189 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:50,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 107 treesize of output 101 [2018-04-12 00:59:50,307 INFO L267 ElimStorePlain]: Start of recursive call 28: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-12 00:59:50,449 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 97 [2018-04-12 00:59:50,450 INFO L267 ElimStorePlain]: Start of recursive call 29: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-12 00:59:50,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 85 [2018-04-12 00:59:50,619 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:50,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 62 [2018-04-12 00:59:50,787 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:50,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 103 treesize of output 101 [2018-04-12 00:59:50,963 INFO L267 ElimStorePlain]: Start of recursive call 32: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-12 00:59:51,159 INFO L267 ElimStorePlain]: Start of recursive call 18: 13 dim-1 vars, End of recursive call: 24 dim-0 vars, and 16 xjuncts. [2018-04-12 00:59:51,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 68 [2018-04-12 00:59:51,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 45 [2018-04-12 00:59:51,891 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:51,926 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:51,927 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-12 00:59:51,928 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:51,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2018-04-12 00:59:51,967 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,009 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 33 [2018-04-12 00:59:52,010 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,036 INFO L267 ElimStorePlain]: Start of recursive call 33: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 56 [2018-04-12 00:59:52,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 37 [2018-04-12 00:59:52,044 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 00:59:52,063 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,078 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 52 treesize of output 44 [2018-04-12 00:59:52,079 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-12 00:59:52,095 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 31 [2018-04-12 00:59:52,109 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,122 INFO L267 ElimStorePlain]: Start of recursive call 38: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:52,129 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 2 case distinctions, treesize of input 90 treesize of output 78 [2018-04-12 00:59:52,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 56 [2018-04-12 00:59:52,132 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 46 [2018-04-12 00:59:52,173 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2018-04-12 00:59:52,212 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,248 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 45 [2018-04-12 00:59:52,249 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 35 [2018-04-12 00:59:52,288 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:52,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-12 00:59:52,322 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,335 INFO L267 ElimStorePlain]: Start of recursive call 44: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 46 [2018-04-12 00:59:52,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-04-12 00:59:52,339 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,345 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 15 treesize of output 3 [2018-04-12 00:59:52,346 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:59:52,351 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,355 INFO L267 ElimStorePlain]: Start of recursive call 51: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 78 [2018-04-12 00:59:52,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 50 [2018-04-12 00:59:52,364 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 43 [2018-04-12 00:59:52,403 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2018-04-12 00:59:52,437 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,470 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 60 treesize of output 45 [2018-04-12 00:59:52,470 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,501 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:52,502 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-12 00:59:52,503 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,523 INFO L267 ElimStorePlain]: Start of recursive call 55: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,525 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 66 treesize of output 46 [2018-04-12 00:59:52,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2018-04-12 00:59:52,526 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,533 INFO L267 ElimStorePlain]: Start of recursive call 61: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,535 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 58 treesize of output 46 [2018-04-12 00:59:52,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 15 [2018-04-12 00:59:52,536 INFO L267 ElimStorePlain]: Start of recursive call 64: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 00:59:52,543 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,552 INFO L267 ElimStorePlain]: Start of recursive call 63: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,559 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 2 case distinctions, treesize of input 90 treesize of output 78 [2018-04-12 00:59:52,561 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 66 treesize of output 52 [2018-04-12 00:59:52,561 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 46 [2018-04-12 00:59:52,603 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 35 [2018-04-12 00:59:52,643 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2018-04-12 00:59:52,680 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 50 [2018-04-12 00:59:52,713 INFO L267 ElimStorePlain]: Start of recursive call 71: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2018-04-12 00:59:52,744 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,783 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 38 treesize of output 31 [2018-04-12 00:59:52,783 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,811 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-12 00:59:52,811 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,820 INFO L267 ElimStorePlain]: Start of recursive call 66: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 60 [2018-04-12 00:59:52,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 41 [2018-04-12 00:59:52,826 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 32 [2018-04-12 00:59:52,849 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,866 INFO L267 ElimStorePlain]: Start of recursive call 75: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,867 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 66 treesize of output 46 [2018-04-12 00:59:52,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-12 00:59:52,869 INFO L267 ElimStorePlain]: Start of recursive call 79: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,874 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 27 treesize of output 19 [2018-04-12 00:59:52,874 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,877 INFO L267 ElimStorePlain]: Start of recursive call 78: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 64 [2018-04-12 00:59:52,886 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 56 treesize of output 40 [2018-04-12 00:59:52,886 INFO L267 ElimStorePlain]: Start of recursive call 82: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 00:59:52,926 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:52,954 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 33 [2018-04-12 00:59:52,955 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,973 INFO L267 ElimStorePlain]: Start of recursive call 81: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:52,977 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 1 case distinctions, treesize of input 62 treesize of output 50 [2018-04-12 00:59:52,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2018-04-12 00:59:52,979 INFO L267 ElimStorePlain]: Start of recursive call 86: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:52,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2018-04-12 00:59:52,999 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,010 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:53,010 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 33 [2018-04-12 00:59:53,011 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,015 INFO L267 ElimStorePlain]: Start of recursive call 85: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,020 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 1 case distinctions, treesize of input 74 treesize of output 64 [2018-04-12 00:59:53,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 45 [2018-04-12 00:59:53,021 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2018-04-12 00:59:53,040 INFO L267 ElimStorePlain]: Start of recursive call 91: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:53,055 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 35 treesize of output 31 [2018-04-12 00:59:53,056 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:53,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-12 00:59:53,070 INFO L267 ElimStorePlain]: Start of recursive call 93: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:53,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 00:59:53,083 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,094 INFO L267 ElimStorePlain]: Start of recursive call 89: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:53,099 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 1 case distinctions, treesize of input 74 treesize of output 64 [2018-04-12 00:59:53,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 45 [2018-04-12 00:59:53,100 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,124 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 41 treesize of output 33 [2018-04-12 00:59:53,124 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 23 [2018-04-12 00:59:53,138 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 36 [2018-04-12 00:59:53,150 INFO L267 ElimStorePlain]: Start of recursive call 99: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:53,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2018-04-12 00:59:53,164 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,180 INFO L267 ElimStorePlain]: Start of recursive call 95: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:53,190 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 3 case distinctions, treesize of input 86 treesize of output 82 [2018-04-12 00:59:53,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 42 [2018-04-12 00:59:53,193 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,278 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-12 00:59:53,278 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:53,318 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-12 00:59:53,319 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,336 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 33 [2018-04-12 00:59:53,337 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,361 INFO L267 ElimStorePlain]: Start of recursive call 101: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 58 [2018-04-12 00:59:53,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 39 [2018-04-12 00:59:53,367 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 00:59:53,383 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 34 [2018-04-12 00:59:53,397 INFO L267 ElimStorePlain]: Start of recursive call 109: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:53,423 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 34 treesize of output 27 [2018-04-12 00:59:53,423 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:53,435 INFO L267 ElimStorePlain]: Start of recursive call 106: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:53,944 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 149 treesize of output 133 [2018-04-12 00:59:53,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 105 treesize of output 97 [2018-04-12 00:59:53,954 INFO L267 ElimStorePlain]: Start of recursive call 112: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-12 00:59:54,067 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 113 treesize of output 89 [2018-04-12 00:59:54,068 INFO L267 ElimStorePlain]: Start of recursive call 113: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:54,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 90 [2018-04-12 00:59:54,179 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:54,294 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 111 treesize of output 78 [2018-04-12 00:59:54,294 INFO L267 ElimStorePlain]: Start of recursive call 115: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:54,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 89 treesize of output 73 [2018-04-12 00:59:54,406 INFO L267 ElimStorePlain]: Start of recursive call 116: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:54,537 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 93 [2018-04-12 00:59:54,538 INFO L267 ElimStorePlain]: Start of recursive call 117: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-12 00:59:54,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 93 [2018-04-12 00:59:54,690 INFO L267 ElimStorePlain]: Start of recursive call 118: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:54,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 81 [2018-04-12 00:59:54,840 INFO L267 ElimStorePlain]: Start of recursive call 119: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:54,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 97 [2018-04-12 00:59:54,994 INFO L267 ElimStorePlain]: Start of recursive call 120: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-12 00:59:55,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 58 [2018-04-12 00:59:55,174 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:55,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 70 [2018-04-12 00:59:55,349 INFO L267 ElimStorePlain]: Start of recursive call 122: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:55,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 62 [2018-04-12 00:59:55,523 INFO L267 ElimStorePlain]: Start of recursive call 123: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:55,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 107 treesize of output 93 [2018-04-12 00:59:55,701 INFO L267 ElimStorePlain]: Start of recursive call 124: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:55,889 INFO L267 ElimStorePlain]: Start of recursive call 111: 13 dim-1 vars, End of recursive call: 24 dim-0 vars, and 16 xjuncts. [2018-04-12 00:59:56,765 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 1 case distinctions, treesize of input 74 treesize of output 64 [2018-04-12 00:59:56,766 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 56 treesize of output 41 [2018-04-12 00:59:56,803 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 44 [2018-04-12 00:59:56,821 INFO L267 ElimStorePlain]: Start of recursive call 127: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:56,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-12 00:59:56,837 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,849 INFO L267 ElimStorePlain]: Start of recursive call 125: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,850 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 62 treesize of output 44 [2018-04-12 00:59:56,851 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 33 treesize of output 25 [2018-04-12 00:59:56,851 INFO L267 ElimStorePlain]: Start of recursive call 130: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:56,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:56,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2018-04-12 00:59:56,859 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,863 INFO L267 ElimStorePlain]: Start of recursive call 129: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,867 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 1 case distinctions, treesize of input 50 treesize of output 48 [2018-04-12 00:59:56,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 29 [2018-04-12 00:59:56,869 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,883 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 23 [2018-04-12 00:59:56,883 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-04-12 00:59:56,907 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:56,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2018-04-12 00:59:56,918 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,928 INFO L267 ElimStorePlain]: Start of recursive call 132: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:56,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 58 [2018-04-12 00:59:56,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2018-04-12 00:59:56,934 INFO L267 ElimStorePlain]: Start of recursive call 138: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:56,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2018-04-12 00:59:56,954 INFO L267 ElimStorePlain]: Start of recursive call 139: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:56,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2018-04-12 00:59:56,971 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:56,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 00:59:56,986 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-12 00:59:57,001 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,015 INFO L267 ElimStorePlain]: Start of recursive call 137: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:57,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 64 [2018-04-12 00:59:57,021 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 48 [2018-04-12 00:59:57,021 INFO L267 ElimStorePlain]: Start of recursive call 144: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-12 00:59:57,041 INFO L267 ElimStorePlain]: Start of recursive call 145: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,058 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 38 treesize of output 31 [2018-04-12 00:59:57,059 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2018-04-12 00:59:57,075 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,090 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 40 treesize of output 31 [2018-04-12 00:59:57,091 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,103 INFO L267 ElimStorePlain]: Start of recursive call 143: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:57,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 44 [2018-04-12 00:59:57,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-12 00:59:57,106 INFO L267 ElimStorePlain]: Start of recursive call 150: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 00:59:57,114 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-12 00:59:57,120 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,124 INFO L267 ElimStorePlain]: Start of recursive call 149: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 56 [2018-04-12 00:59:57,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2018-04-12 00:59:57,130 INFO L267 ElimStorePlain]: Start of recursive call 154: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 27 [2018-04-12 00:59:57,148 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 37 [2018-04-12 00:59:57,163 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-04-12 00:59:57,177 INFO L267 ElimStorePlain]: Start of recursive call 157: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2018-04-12 00:59:57,190 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,201 INFO L267 ElimStorePlain]: Start of recursive call 153: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 00:59:57,209 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 2 case distinctions, treesize of input 86 treesize of output 76 [2018-04-12 00:59:57,210 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 68 treesize of output 53 [2018-04-12 00:59:57,211 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 45 [2018-04-12 00:59:57,250 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 43 [2018-04-12 00:59:57,284 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,318 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-12 00:59:57,318 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,338 INFO L267 ElimStorePlain]: Start of recursive call 159: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,346 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 70 treesize of output 64 [2018-04-12 00:59:57,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 44 [2018-04-12 00:59:57,348 INFO L267 ElimStorePlain]: Start of recursive call 165: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2018-04-12 00:59:57,382 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,413 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2018-04-12 00:59:57,414 INFO L267 ElimStorePlain]: Start of recursive call 167: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,445 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,446 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 33 [2018-04-12 00:59:57,446 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,463 INFO L267 ElimStorePlain]: Start of recursive call 164: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 76 [2018-04-12 00:59:57,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 48 [2018-04-12 00:59:57,473 INFO L267 ElimStorePlain]: Start of recursive call 170: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 44 [2018-04-12 00:59:57,515 INFO L267 ElimStorePlain]: Start of recursive call 171: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,551 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 44 treesize of output 35 [2018-04-12 00:59:57,552 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,586 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,586 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-12 00:59:57,587 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,608 INFO L267 ElimStorePlain]: Start of recursive call 169: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,616 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 2 case distinctions, treesize of input 86 treesize of output 76 [2018-04-12 00:59:57,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 37 [2018-04-12 00:59:57,619 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,647 INFO L267 ElimStorePlain]: Start of recursive call 174: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 80 [2018-04-12 00:59:57,660 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 37 [2018-04-12 00:59:57,660 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2018-04-12 00:59:57,764 INFO L267 ElimStorePlain]: Start of recursive call 178: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:57,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:57,794 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 33 [2018-04-12 00:59:57,795 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,821 INFO L267 ElimStorePlain]: Start of recursive call 176: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 54 [2018-04-12 00:59:57,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 35 [2018-04-12 00:59:57,828 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 31 [2018-04-12 00:59:57,845 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,876 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 31 treesize of output 27 [2018-04-12 00:59:57,876 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,888 INFO L267 ElimStorePlain]: Start of recursive call 180: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,895 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 70 treesize of output 68 [2018-04-12 00:59:57,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 41 [2018-04-12 00:59:57,897 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 41 [2018-04-12 00:59:57,932 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2018-04-12 00:59:57,961 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:57,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2018-04-12 00:59:57,989 INFO L267 ElimStorePlain]: Start of recursive call 188: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:58,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-12 00:59:58,015 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,039 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 31 treesize of output 27 [2018-04-12 00:59:58,039 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,061 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2018-04-12 00:59:58,061 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,079 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:58,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:58,080 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 33 [2018-04-12 00:59:58,081 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,086 INFO L267 ElimStorePlain]: Start of recursive call 184: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 44 [2018-04-12 00:59:58,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-12 00:59:58,088 INFO L267 ElimStorePlain]: Start of recursive call 194: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:58,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:58,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2018-04-12 00:59:58,095 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,098 INFO L267 ElimStorePlain]: Start of recursive call 193: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,102 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 1 case distinctions, treesize of input 58 treesize of output 48 [2018-04-12 00:59:58,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2018-04-12 00:59:58,103 INFO L267 ElimStorePlain]: Start of recursive call 197: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:58,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:58,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 00:59:58,118 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 33 [2018-04-12 00:59:58,118 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,125 INFO L267 ElimStorePlain]: Start of recursive call 196: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 149 treesize of output 137 [2018-04-12 00:59:58,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 94 [2018-04-12 00:59:58,771 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:58,866 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 101 [2018-04-12 00:59:58,867 INFO L267 ElimStorePlain]: Start of recursive call 201: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:59,016 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 127 treesize of output 100 [2018-04-12 00:59:59,017 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-12 00:59:59,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 92 [2018-04-12 00:59:59,157 INFO L267 ElimStorePlain]: Start of recursive call 203: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 00:59:59,306 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 [2018-04-12 00:59:59,306 INFO L267 ElimStorePlain]: Start of recursive call 204: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:59,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 70 [2018-04-12 00:59:59,457 INFO L267 ElimStorePlain]: Start of recursive call 205: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:59,608 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 99 treesize of output 97 [2018-04-12 00:59:59,610 INFO L267 ElimStorePlain]: Start of recursive call 206: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 00:59:59,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 62 [2018-04-12 00:59:59,807 INFO L267 ElimStorePlain]: Start of recursive call 207: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:59,808 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 78 [2018-04-12 00:59:59,808 INFO L267 ElimStorePlain]: Start of recursive call 208: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 00:59:59,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 99 [2018-04-12 00:59:59,994 INFO L267 ElimStorePlain]: Start of recursive call 209: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:00,185 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 92 treesize of output 74 [2018-04-12 01:00:00,185 INFO L267 ElimStorePlain]: Start of recursive call 210: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:00,186 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 70 treesize of output 58 [2018-04-12 01:00:00,186 INFO L267 ElimStorePlain]: Start of recursive call 211: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:00,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 66 [2018-04-12 01:00:00,375 INFO L267 ElimStorePlain]: Start of recursive call 212: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:00,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 111 treesize of output 97 [2018-04-12 01:00:00,580 INFO L267 ElimStorePlain]: Start of recursive call 213: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-12 01:00:00,815 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 105 treesize of output 101 [2018-04-12 01:00:00,818 INFO L267 ElimStorePlain]: Start of recursive call 214: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-12 01:00:01,135 INFO L267 ElimStorePlain]: Start of recursive call 199: 13 dim-1 vars, End of recursive call: 29 dim-0 vars, and 22 xjuncts. [2018-04-12 01:00:02,669 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 94 treesize of output 80 [2018-04-12 01:00:02,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 52 [2018-04-12 01:00:02,671 INFO L267 ElimStorePlain]: Start of recursive call 216: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:02,711 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 52 treesize of output 45 [2018-04-12 01:00:02,711 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:02,744 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 45 treesize of output 39 [2018-04-12 01:00:02,744 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:02,776 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 60 treesize of output 46 [2018-04-12 01:00:02,776 INFO L267 ElimStorePlain]: Start of recursive call 219: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:02,804 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 41 treesize of output 35 [2018-04-12 01:00:02,804 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:02,830 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 58 treesize of output 46 [2018-04-12 01:00:02,830 INFO L267 ElimStorePlain]: Start of recursive call 221: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:02,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2018-04-12 01:00:02,855 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:02,877 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:02,877 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:02,886 INFO L267 ElimStorePlain]: Start of recursive call 215: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:02,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 74 [2018-04-12 01:00:02,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 50 [2018-04-12 01:00:02,908 INFO L267 ElimStorePlain]: Start of recursive call 225: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:02,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 44 [2018-04-12 01:00:02,988 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,050 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 50 treesize of output 40 [2018-04-12 01:00:03,050 INFO L267 ElimStorePlain]: Start of recursive call 227: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:03,115 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:03,115 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:03,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:03,176 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,249 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:03,249 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 33 [2018-04-12 01:00:03,250 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,253 INFO L267 ElimStorePlain]: Start of recursive call 224: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,258 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 1 case distinctions, treesize of input 74 treesize of output 60 [2018-04-12 01:00:03,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2018-04-12 01:00:03,260 INFO L267 ElimStorePlain]: Start of recursive call 232: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:03,279 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 46 treesize of output 35 [2018-04-12 01:00:03,279 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-12 01:00:03,295 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 01:00:03,309 INFO L267 ElimStorePlain]: Start of recursive call 235: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:03,322 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2018-04-12 01:00:03,322 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,333 INFO L267 ElimStorePlain]: Start of recursive call 231: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:03,340 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 54 treesize of output 44 [2018-04-12 01:00:03,341 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 40 treesize of output 30 [2018-04-12 01:00:03,341 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,350 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 33 [2018-04-12 01:00:03,351 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,356 INFO L267 ElimStorePlain]: Start of recursive call 237: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 74 [2018-04-12 01:00:03,368 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 58 treesize of output 42 [2018-04-12 01:00:03,369 INFO L267 ElimStorePlain]: Start of recursive call 241: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:03,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 37 [2018-04-12 01:00:03,441 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 44 [2018-04-12 01:00:03,502 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,561 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:03,561 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:03,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 30 [2018-04-12 01:00:03,649 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,701 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 33 [2018-04-12 01:00:03,702 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,707 INFO L267 ElimStorePlain]: Start of recursive call 240: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 58 [2018-04-12 01:00:03,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 44 [2018-04-12 01:00:03,713 INFO L267 ElimStorePlain]: Start of recursive call 248: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:03,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2018-04-12 01:00:03,730 INFO L267 ElimStorePlain]: Start of recursive call 249: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:03,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 35 [2018-04-12 01:00:03,750 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 30 [2018-04-12 01:00:03,766 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,775 INFO L267 ElimStorePlain]: Start of recursive call 247: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 76 [2018-04-12 01:00:03,787 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 46 [2018-04-12 01:00:03,787 INFO L267 ElimStorePlain]: Start of recursive call 253: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:03,863 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 33 [2018-04-12 01:00:03,863 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,892 INFO L267 ElimStorePlain]: Start of recursive call 252: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,900 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 78 treesize of output 70 [2018-04-12 01:00:03,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 01:00:03,901 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:03,945 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 58 treesize of output 46 [2018-04-12 01:00:03,945 INFO L267 ElimStorePlain]: Start of recursive call 257: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:03,979 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 52 treesize of output 37 [2018-04-12 01:00:03,979 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2018-04-12 01:00:04,012 INFO L267 ElimStorePlain]: Start of recursive call 259: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,042 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:04,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2018-04-12 01:00:04,043 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2018-04-12 01:00:04,082 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:04,098 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:04,098 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,104 INFO L267 ElimStorePlain]: Start of recursive call 255: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,108 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 66 treesize of output 52 [2018-04-12 01:00:04,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2018-04-12 01:00:04,109 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,117 INFO L267 ElimStorePlain]: Start of recursive call 263: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 70 [2018-04-12 01:00:04,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 46 [2018-04-12 01:00:04,127 INFO L267 ElimStorePlain]: Start of recursive call 266: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 42 [2018-04-12 01:00:04,162 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,195 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 34 treesize of output 27 [2018-04-12 01:00:04,195 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 46 [2018-04-12 01:00:04,228 INFO L267 ElimStorePlain]: Start of recursive call 269: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2018-04-12 01:00:04,258 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2018-04-12 01:00:04,285 INFO L267 ElimStorePlain]: Start of recursive call 271: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,313 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 38 treesize of output 31 [2018-04-12 01:00:04,313 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,338 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:04,338 INFO L267 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,351 INFO L267 ElimStorePlain]: Start of recursive call 265: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,352 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 70 treesize of output 48 [2018-04-12 01:00:04,353 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 41 treesize of output 31 [2018-04-12 01:00:04,353 INFO L267 ElimStorePlain]: Start of recursive call 275: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-12 01:00:04,360 INFO L267 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,363 INFO L267 ElimStorePlain]: Start of recursive call 274: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,368 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 1 case distinctions, treesize of input 78 treesize of output 62 [2018-04-12 01:00:04,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 43 [2018-04-12 01:00:04,369 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 01:00:04,386 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 23 [2018-04-12 01:00:04,399 INFO L267 ElimStorePlain]: Start of recursive call 280: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,411 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 44 treesize of output 36 [2018-04-12 01:00:04,412 INFO L267 ElimStorePlain]: Start of recursive call 281: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,424 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 0 case distinctions, treesize of input 36 treesize of output 30 [2018-04-12 01:00:04,424 INFO L267 ElimStorePlain]: Start of recursive call 282: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,433 INFO L267 ElimStorePlain]: Start of recursive call 277: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:04,436 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 66 treesize of output 48 [2018-04-12 01:00:04,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 3 [2018-04-12 01:00:04,437 INFO L267 ElimStorePlain]: Start of recursive call 284: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,443 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 8 treesize of output 4 [2018-04-12 01:00:04,443 INFO L267 ElimStorePlain]: Start of recursive call 285: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 01:00:04,448 INFO L267 ElimStorePlain]: Start of recursive call 286: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,452 INFO L267 ElimStorePlain]: Start of recursive call 283: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,460 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 94 treesize of output 80 [2018-04-12 01:00:04,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 48 [2018-04-12 01:00:04,462 INFO L267 ElimStorePlain]: Start of recursive call 288: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,513 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 47 [2018-04-12 01:00:04,514 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,558 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 72 treesize of output 52 [2018-04-12 01:00:04,558 INFO L267 ElimStorePlain]: Start of recursive call 290: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2018-04-12 01:00:04,595 INFO L267 ElimStorePlain]: Start of recursive call 291: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-12 01:00:04,631 INFO L267 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2018-04-12 01:00:04,658 INFO L267 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,686 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:04,686 INFO L267 ElimStorePlain]: Start of recursive call 294: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,696 INFO L267 ElimStorePlain]: Start of recursive call 287: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 56 [2018-04-12 01:00:04,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2018-04-12 01:00:04,705 INFO L267 ElimStorePlain]: Start of recursive call 296: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2018-04-12 01:00:04,736 INFO L267 ElimStorePlain]: Start of recursive call 297: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2018-04-12 01:00:04,762 INFO L267 ElimStorePlain]: Start of recursive call 298: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-12 01:00:04,788 INFO L267 ElimStorePlain]: Start of recursive call 299: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 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 [2018-04-12 01:00:04,815 INFO L267 ElimStorePlain]: Start of recursive call 300: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 01:00:04,846 INFO L267 ElimStorePlain]: Start of recursive call 301: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2018-04-12 01:00:04,870 INFO L267 ElimStorePlain]: Start of recursive call 302: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:04,891 INFO L267 ElimStorePlain]: Start of recursive call 303: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,898 INFO L267 ElimStorePlain]: Start of recursive call 295: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,902 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 1 case distinctions, treesize of input 62 treesize of output 52 [2018-04-12 01:00:04,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2018-04-12 01:00:04,904 INFO L267 ElimStorePlain]: Start of recursive call 305: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:04,918 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 44 treesize of output 34 [2018-04-12 01:00:04,918 INFO L267 ElimStorePlain]: Start of recursive call 306: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-12 01:00:04,931 INFO L267 ElimStorePlain]: Start of recursive call 307: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,943 INFO L267 ElimStorePlain]: Start of recursive call 304: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:04,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 76 [2018-04-12 01:00:04,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 45 [2018-04-12 01:00:04,955 INFO L267 ElimStorePlain]: Start of recursive call 309: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,031 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:05,031 INFO L267 ElimStorePlain]: Start of recursive call 310: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,067 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 33 [2018-04-12 01:00:05,067 INFO L267 ElimStorePlain]: Start of recursive call 311: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,089 INFO L267 ElimStorePlain]: Start of recursive call 308: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 84 [2018-04-12 01:00:05,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 52 [2018-04-12 01:00:05,102 INFO L267 ElimStorePlain]: Start of recursive call 313: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:05,191 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:05,191 INFO L267 ElimStorePlain]: Start of recursive call 314: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,374 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 56 treesize of output 42 [2018-04-12 01:00:05,374 INFO L267 ElimStorePlain]: Start of recursive call 315: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:05,403 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 37 treesize of output 31 [2018-04-12 01:00:05,403 INFO L267 ElimStorePlain]: Start of recursive call 316: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,428 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:05,429 INFO L267 ElimStorePlain]: Start of recursive call 317: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,453 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 33 [2018-04-12 01:00:05,454 INFO L267 ElimStorePlain]: Start of recursive call 318: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,459 INFO L267 ElimStorePlain]: Start of recursive call 312: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,467 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 94 treesize of output 80 [2018-04-12 01:00:05,468 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 45 [2018-04-12 01:00:05,469 INFO L267 ElimStorePlain]: Start of recursive call 320: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:05,506 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 72 treesize of output 56 [2018-04-12 01:00:05,506 INFO L267 ElimStorePlain]: Start of recursive call 321: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:05,540 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 56 treesize of output 45 [2018-04-12 01:00:05,541 INFO L267 ElimStorePlain]: Start of recursive call 322: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2018-04-12 01:00:05,574 INFO L267 ElimStorePlain]: Start of recursive call 323: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 44 [2018-04-12 01:00:05,603 INFO L267 ElimStorePlain]: Start of recursive call 324: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 01:00:05,633 INFO L267 ElimStorePlain]: Start of recursive call 325: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,658 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:05,658 INFO L267 ElimStorePlain]: Start of recursive call 326: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,669 INFO L267 ElimStorePlain]: Start of recursive call 319: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,679 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 82 treesize of output 72 [2018-04-12 01:00:05,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 49 [2018-04-12 01:00:05,681 INFO L267 ElimStorePlain]: Start of recursive call 328: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 39 [2018-04-12 01:00:05,718 INFO L267 ElimStorePlain]: Start of recursive call 329: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:05,751 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 39 treesize of output 35 [2018-04-12 01:00:05,751 INFO L267 ElimStorePlain]: Start of recursive call 330: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,782 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 50 treesize of output 40 [2018-04-12 01:00:05,783 INFO L267 ElimStorePlain]: Start of recursive call 331: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-12 01:00:05,811 INFO L267 ElimStorePlain]: Start of recursive call 332: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,832 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 37 [2018-04-12 01:00:05,833 INFO L267 ElimStorePlain]: Start of recursive call 333: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:05,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 15 [2018-04-12 01:00:05,847 INFO L267 ElimStorePlain]: Start of recursive call 334: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:05,862 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:05,863 INFO L267 ElimStorePlain]: Start of recursive call 335: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,869 INFO L267 ElimStorePlain]: Start of recursive call 327: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 48 [2018-04-12 01:00:05,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2018-04-12 01:00:05,871 INFO L267 ElimStorePlain]: Start of recursive call 337: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 01:00:05,875 INFO L267 ElimStorePlain]: Start of recursive call 338: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,878 INFO L267 ElimStorePlain]: Start of recursive call 336: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,886 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 82 treesize of output 72 [2018-04-12 01:00:05,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 46 [2018-04-12 01:00:05,888 INFO L267 ElimStorePlain]: Start of recursive call 340: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:05,928 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 37 [2018-04-12 01:00:05,929 INFO L267 ElimStorePlain]: Start of recursive call 341: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:05,950 INFO L267 ElimStorePlain]: Start of recursive call 339: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:06,067 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 8 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:06,067 INFO L202 ElimStorePlain]: Needed 341 recursive calls to eliminate 16 variables, input treesize:597, output treesize:7 [2018-04-12 01:00:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:06,151 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 01:00:06,151 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 23] total 45 [2018-04-12 01:00:06,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-12 01:00:06,151 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-12 01:00:06,151 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1818, Unknown=11, NotChecked=0, Total=1980 [2018-04-12 01:00:06,151 INFO L87 Difference]: Start difference. First operand 610 states and 680 transitions. Second operand 45 states. [2018-04-12 01:00:08,579 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 142 DAG size of output 84 [2018-04-12 01:00:09,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 01:00:09,709 INFO L93 Difference]: Finished difference Result 653 states and 714 transitions. [2018-04-12 01:00:09,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-12 01:00:09,709 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 93 [2018-04-12 01:00:09,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 01:00:09,710 INFO L225 Difference]: With dead ends: 653 [2018-04-12 01:00:09,710 INFO L226 Difference]: Without dead ends: 653 [2018-04-12 01:00:09,711 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 72 SyntacticMatches, 6 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1770 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=596, Invalid=6186, Unknown=24, NotChecked=0, Total=6806 [2018-04-12 01:00:09,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2018-04-12 01:00:09,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 607. [2018-04-12 01:00:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 607 states. [2018-04-12 01:00:09,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 673 transitions. [2018-04-12 01:00:09,714 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 673 transitions. Word has length 93 [2018-04-12 01:00:09,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 01:00:09,714 INFO L459 AbstractCegarLoop]: Abstraction has 607 states and 673 transitions. [2018-04-12 01:00:09,714 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-12 01:00:09,714 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 673 transitions. [2018-04-12 01:00:09,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-04-12 01:00:09,715 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 01:00:09,715 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 01:00:09,715 INFO L408 AbstractCegarLoop]: === Iteration 51 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 01:00:09,715 INFO L82 PathProgramCache]: Analyzing trace with hash -2130450568, now seen corresponding path program 3 times [2018-04-12 01:00:09,715 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 01:00:09,715 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 01:00:09,716 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:09,716 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 01:00:09,716 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 01:00:09,722 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 01:00:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:09,992 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 01:00:09,992 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 01:00:09,997 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 01:00:10,026 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 01:00:10,026 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 01:00:10,028 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 01:00:10,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-12 01:00:10,030 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,030 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-12 01:00:10,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 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 [2018-04-12 01:00:10,071 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,074 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,074 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-12 01:00:10,092 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 [2018-04-12 01:00:10,093 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 [2018-04-12 01:00:10,093 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,094 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,099 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,100 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:31 [2018-04-12 01:00:10,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 42 [2018-04-12 01:00:10,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:10,143 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,147 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,153 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. [2018-04-12 01:00:10,153 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:52, output treesize:44 [2018-04-12 01:00:10,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 43 [2018-04-12 01:00:10,248 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 2 case distinctions, treesize of input 16 treesize of output 23 [2018-04-12 01:00:10,248 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:10,257 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:10,272 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. [2018-04-12 01:00:10,272 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:88 [2018-04-12 01:00:10,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-12 01:00:10,317 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,322 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,322 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:38 [2018-04-12 01:00:10,346 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-12 01:00:10,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 01:00:10,350 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,354 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,359 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,359 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:35 [2018-04-12 01:00:10,407 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 66 [2018-04-12 01:00:10,419 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 49 treesize of output 44 [2018-04-12 01:00:10,419 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:10,438 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,447 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,453 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. [2018-04-12 01:00:10,453 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:56, output treesize:48 [2018-04-12 01:00:10,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 71 [2018-04-12 01:00:10,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,562 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 72 treesize of output 87 [2018-04-12 01:00:10,562 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:10,588 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:10,595 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 4 case distinctions, treesize of input 49 treesize of output 70 [2018-04-12 01:00:10,595 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:10,627 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 01:00:10,656 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:10,656 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:80, output treesize:195 [2018-04-12 01:00:10,791 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 38 treesize of output 26 [2018-04-12 01:00:10,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-12 01:00:10,792 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,795 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 5 treesize of output 1 [2018-04-12 01:00:10,795 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,797 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 45 [2018-04-12 01:00:10,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 34 [2018-04-12 01:00:10,813 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,823 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 26 treesize of output 21 [2018-04-12 01:00:10,823 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 12 [2018-04-12 01:00:10,838 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,846 INFO L267 ElimStorePlain]: Start of recursive call 5: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,854 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:10,854 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:93, output treesize:8 [2018-04-12 01:00:10,940 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:10,957 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 01:00:10,957 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25] total 42 [2018-04-12 01:00:10,958 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-12 01:00:10,958 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-12 01:00:10,958 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1539, Unknown=0, NotChecked=0, Total=1722 [2018-04-12 01:00:10,958 INFO L87 Difference]: Start difference. First operand 607 states and 673 transitions. Second operand 42 states. [2018-04-12 01:00:13,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 01:00:13,013 INFO L93 Difference]: Finished difference Result 867 states and 950 transitions. [2018-04-12 01:00:13,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-12 01:00:13,014 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 94 [2018-04-12 01:00:13,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 01:00:13,015 INFO L225 Difference]: With dead ends: 867 [2018-04-12 01:00:13,015 INFO L226 Difference]: Without dead ends: 845 [2018-04-12 01:00:13,015 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 73 SyntacticMatches, 3 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1976 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=882, Invalid=6090, Unknown=0, NotChecked=0, Total=6972 [2018-04-12 01:00:13,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2018-04-12 01:00:13,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 785. [2018-04-12 01:00:13,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-04-12 01:00:13,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 875 transitions. [2018-04-12 01:00:13,020 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 875 transitions. Word has length 94 [2018-04-12 01:00:13,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 01:00:13,020 INFO L459 AbstractCegarLoop]: Abstraction has 785 states and 875 transitions. [2018-04-12 01:00:13,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-12 01:00:13,020 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 875 transitions. [2018-04-12 01:00:13,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-04-12 01:00:13,021 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 01:00:13,021 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 01:00:13,021 INFO L408 AbstractCegarLoop]: === Iteration 52 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 01:00:13,021 INFO L82 PathProgramCache]: Analyzing trace with hash -64258405, now seen corresponding path program 3 times [2018-04-12 01:00:13,021 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 01:00:13,021 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 01:00:13,021 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:13,022 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 01:00:13,022 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 01:00:13,032 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 01:00:13,398 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:13,398 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 01:00:13,398 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 01:00:13,405 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 01:00:13,440 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 01:00:13,440 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 01:00:13,442 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 01:00:13,561 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 19 treesize of output 43 [2018-04-12 01:00:13,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2018-04-12 01:00:13,563 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,578 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 2 case distinctions, treesize of input 25 treesize of output 34 [2018-04-12 01:00:13,578 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:13,591 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:13,612 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 41 treesize of output 51 [2018-04-12 01:00:13,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 45 [2018-04-12 01:00:13,614 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 48 [2018-04-12 01:00:13,635 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:13,647 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:13,648 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:13,650 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2018-04-12 01:00:13,652 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 28 treesize of output 21 [2018-04-12 01:00:13,652 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,656 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,672 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:13,672 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:50, output treesize:89 [2018-04-12 01:00:13,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:13,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:13,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2018-04-12 01:00:13,732 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,752 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 37 treesize of output 36 [2018-04-12 01:00:13,752 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2018-04-12 01:00:13,753 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:13,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:13,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:13,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2018-04-12 01:00:13,774 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,792 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:13,792 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:112, output treesize:97 [2018-04-12 01:00:13,839 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:13,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 78 [2018-04-12 01:00:13,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 23 [2018-04-12 01:00:13,847 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,856 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 76 [2018-04-12 01:00:13,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 61 [2018-04-12 01:00:13,897 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:13,932 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:13,937 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 3 case distinctions, treesize of input 58 treesize of output 76 [2018-04-12 01:00:13,938 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2018-04-12 01:00:13,975 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,014 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:14,015 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 55 treesize of output 50 [2018-04-12 01:00:14,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 01:00:14,016 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,023 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,053 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 44 treesize of output 39 [2018-04-12 01:00:14,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-12 01:00:14,054 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,060 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,087 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-12 01:00:14,087 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 6 variables, input treesize:135, output treesize:162 [2018-04-12 01:00:14,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:14,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:14,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 125 [2018-04-12 01:00:14,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 01:00:14,210 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,221 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:14,250 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 76 treesize of output 77 [2018-04-12 01:00:14,251 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 14 treesize of output 13 [2018-04-12 01:00:14,251 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,260 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 64 [2018-04-12 01:00:14,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 01:00:14,288 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,295 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:14,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 104 [2018-04-12 01:00:14,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:14,327 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,337 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:14,357 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:189, output treesize:153 [2018-04-12 01:00:14,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 88 [2018-04-12 01:00:14,559 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 2 case distinctions, treesize of input 20 treesize of output 39 [2018-04-12 01:00:14,559 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,574 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 85 [2018-04-12 01:00:14,640 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:14,641 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 16 treesize of output 17 [2018-04-12 01:00:14,641 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,650 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 89 [2018-04-12 01:00:14,661 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 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 01:00:14,662 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,677 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 174 treesize of output 169 [2018-04-12 01:00:14,756 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 2 case distinctions, treesize of input 20 treesize of output 51 [2018-04-12 01:00:14,757 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,776 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 162 treesize of output 144 [2018-04-12 01:00:14,856 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:14,857 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 20 treesize of output 25 [2018-04-12 01:00:14,857 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,869 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:14,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 158 treesize of output 140 [2018-04-12 01:00:14,885 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 2 case distinctions, treesize of input 20 treesize of output 51 [2018-04-12 01:00:14,885 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,902 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:14,962 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:14,962 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:271, output treesize:441 [2018-04-12 01:00:15,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 56 [2018-04-12 01:00:15,075 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 117 [2018-04-12 01:00:15,092 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,105 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:15,105 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:239, output treesize:167 [2018-04-12 01:00:15,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 192 treesize of output 144 [2018-04-12 01:00:15,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 98 [2018-04-12 01:00:15,563 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:15,582 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 98 treesize of output 84 [2018-04-12 01:00:15,582 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:15,599 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 112 treesize of output 108 [2018-04-12 01:00:15,599 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 69 [2018-04-12 01:00:15,615 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 69 [2018-04-12 01:00:15,630 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:15,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:15,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 49 [2018-04-12 01:00:15,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-12 01:00:15,665 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 22 treesize of output 16 [2018-04-12 01:00:15,672 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:15,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-12 01:00:15,679 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,683 INFO L267 ElimStorePlain]: Start of recursive call 8: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,685 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:15,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:15,689 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 69 treesize of output 63 [2018-04-12 01:00:15,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 40 [2018-04-12 01:00:15,691 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:15,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 37 [2018-04-12 01:00:15,717 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2018-04-12 01:00:15,731 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,745 INFO L267 ElimStorePlain]: Start of recursive call 12: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,756 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:15,756 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 4 variables, input treesize:198, output treesize:7 [2018-04-12 01:00:15,835 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:15,853 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 01:00:15,853 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 47 [2018-04-12 01:00:15,853 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-12 01:00:15,853 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-12 01:00:15,853 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=2024, Unknown=4, NotChecked=0, Total=2162 [2018-04-12 01:00:15,854 INFO L87 Difference]: Start difference. First operand 785 states and 875 transitions. Second operand 47 states. [2018-04-12 01:00:18,640 WARN L151 SmtUtils]: Spent 152ms on a formula simplification. DAG size of input: 118 DAG size of output 117 [2018-04-12 01:00:19,032 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 111 DAG size of output 97 [2018-04-12 01:00:20,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 01:00:20,061 INFO L93 Difference]: Finished difference Result 780 states and 861 transitions. [2018-04-12 01:00:20,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-12 01:00:20,061 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 95 [2018-04-12 01:00:20,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 01:00:20,062 INFO L225 Difference]: With dead ends: 780 [2018-04-12 01:00:20,062 INFO L226 Difference]: Without dead ends: 776 [2018-04-12 01:00:20,063 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=630, Invalid=5841, Unknown=9, NotChecked=0, Total=6480 [2018-04-12 01:00:20,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2018-04-12 01:00:20,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 769. [2018-04-12 01:00:20,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 769 states. [2018-04-12 01:00:20,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 769 states and 850 transitions. [2018-04-12 01:00:20,066 INFO L78 Accepts]: Start accepts. Automaton has 769 states and 850 transitions. Word has length 95 [2018-04-12 01:00:20,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 01:00:20,066 INFO L459 AbstractCegarLoop]: Abstraction has 769 states and 850 transitions. [2018-04-12 01:00:20,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-12 01:00:20,066 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 850 transitions. [2018-04-12 01:00:20,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-12 01:00:20,067 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 01:00:20,067 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 01:00:20,067 INFO L408 AbstractCegarLoop]: === Iteration 53 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 01:00:20,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1062300112, now seen corresponding path program 3 times [2018-04-12 01:00:20,067 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 01:00:20,067 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 01:00:20,068 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:20,068 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 01:00:20,068 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 01:00:20,079 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 01:00:20,676 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:20,677 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 01:00:20,677 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 01:00:20,682 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 01:00:20,738 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 01:00:20,738 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 01:00:20,740 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 01:00:20,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:20,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:20,814 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 [2018-04-12 01:00:20,814 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,817 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,817 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-12 01:00:20,839 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 [2018-04-12 01:00:20,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 01:00:20,841 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,842 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 01:00:20,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 01:00:20,851 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,852 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,859 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:23 [2018-04-12 01:00:20,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:20,923 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 51 treesize of output 55 [2018-04-12 01:00:20,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:20,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,929 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,937 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 [2018-04-12 01:00:20,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:20,939 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,940 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:20,946 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:20,946 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:65, output treesize:49 [2018-04-12 01:00:21,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-04-12 01:00:21,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 01:00:21,077 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:21,089 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:21,114 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:21,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 71 [2018-04-12 01:00:21,117 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:21,118 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 25 treesize of output 24 [2018-04-12 01:00:21,118 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,126 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 78 [2018-04-12 01:00:21,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:21,133 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 20 treesize of output 38 [2018-04-12 01:00:21,133 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,148 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,168 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:21,168 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:84, output treesize:165 [2018-04-12 01:00:21,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,236 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,236 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 42 [2018-04-12 01:00:21,237 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,249 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,249 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:79 [2018-04-12 01:00:21,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 61 [2018-04-12 01:00:21,302 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 18 treesize of output 19 [2018-04-12 01:00:21,302 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,308 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2018-04-12 01:00:21,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-12 01:00:21,327 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,332 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,342 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,342 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:106, output treesize:73 [2018-04-12 01:00:21,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 111 [2018-04-12 01:00:21,438 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 14 treesize of output 13 [2018-04-12 01:00:21,439 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,449 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 55 [2018-04-12 01:00:21,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:21,467 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,472 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:21,483 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:115, output treesize:95 [2018-04-12 01:00:21,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 117 [2018-04-12 01:00:21,669 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 01:00:21,669 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:21,684 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:21,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 115 [2018-04-12 01:00:21,725 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 01:00:21,726 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:21,742 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:21,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 107 [2018-04-12 01:00:21,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-12 01:00:21,752 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,761 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,793 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:21,793 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:171, output treesize:195 [2018-04-12 01:00:21,877 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-04-12 01:00:21,879 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,890 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:81 [2018-04-12 01:00:21,935 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2018-04-12 01:00:21,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 01:00:21,942 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,949 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,963 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:21,965 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 50 treesize of output 49 [2018-04-12 01:00:21,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 01:00:21,967 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,971 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,982 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:21,982 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:108, output treesize:84 [2018-04-12 01:00:22,076 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 54 [2018-04-12 01:00:22,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:22,078 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,082 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:22,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 109 [2018-04-12 01:00:22,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 01:00:22,107 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,117 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:22,129 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:126, output treesize:110 [2018-04-12 01:00:22,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 244 [2018-04-12 01:00:22,328 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 2 case distinctions, treesize of input 32 treesize of output 55 [2018-04-12 01:00:22,328 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:22,347 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:22,397 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 246 treesize of output 150 [2018-04-12 01:00:22,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 29 [2018-04-12 01:00:22,400 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,412 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,420 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 266 treesize of output 158 [2018-04-12 01:00:22,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 67 [2018-04-12 01:00:22,428 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:22,448 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:22,487 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:22,488 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:289, output treesize:437 [2018-04-12 01:00:22,646 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 183 treesize of output 164 [2018-04-12 01:00:22,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-12 01:00:22,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,657 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:22,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 124 [2018-04-12 01:00:22,658 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,666 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,677 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. [2018-04-12 01:00:22,677 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:204, output treesize:142 [2018-04-12 01:00:22,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:22,819 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:22,820 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:22,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 104 [2018-04-12 01:00:22,827 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:22,827 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 52 treesize of output 20 [2018-04-12 01:00:22,827 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,834 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 [2018-04-12 01:00:22,834 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-12 01:00:22,839 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 01:00:22,843 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,845 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,848 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:22,848 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:146, output treesize:5 [2018-04-12 01:00:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:22,953 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 01:00:22,953 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 60 [2018-04-12 01:00:22,953 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-04-12 01:00:22,953 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-04-12 01:00:22,953 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=365, Invalid=3295, Unknown=0, NotChecked=0, Total=3660 [2018-04-12 01:00:22,953 INFO L87 Difference]: Start difference. First operand 769 states and 850 transitions. Second operand 61 states. [2018-04-12 01:00:27,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 01:00:27,287 INFO L93 Difference]: Finished difference Result 899 states and 997 transitions. [2018-04-12 01:00:27,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-12 01:00:27,288 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 96 [2018-04-12 01:00:27,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 01:00:27,289 INFO L225 Difference]: With dead ends: 899 [2018-04-12 01:00:27,289 INFO L226 Difference]: Without dead ends: 899 [2018-04-12 01:00:27,290 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3818 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=1666, Invalid=11216, Unknown=0, NotChecked=0, Total=12882 [2018-04-12 01:00:27,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2018-04-12 01:00:27,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 792. [2018-04-12 01:00:27,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2018-04-12 01:00:27,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 877 transitions. [2018-04-12 01:00:27,294 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 877 transitions. Word has length 96 [2018-04-12 01:00:27,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 01:00:27,294 INFO L459 AbstractCegarLoop]: Abstraction has 792 states and 877 transitions. [2018-04-12 01:00:27,294 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-04-12 01:00:27,294 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 877 transitions. [2018-04-12 01:00:27,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-12 01:00:27,294 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 01:00:27,295 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 01:00:27,295 INFO L408 AbstractCegarLoop]: === Iteration 54 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 01:00:27,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1062300111, now seen corresponding path program 3 times [2018-04-12 01:00:27,295 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 01:00:27,295 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 01:00:27,296 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:27,296 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 01:00:27,296 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 01:00:27,308 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 01:00:28,327 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:28,328 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 01:00:28,328 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 01:00:28,333 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-12 01:00:28,367 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-12 01:00:28,367 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 01:00:28,370 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 01:00:28,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,426 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 [2018-04-12 01:00:28,426 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,431 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-12 01:00:28,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 01:00:28,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 01:00:28,454 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,455 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-12 01:00:28,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 01:00:28,464 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,465 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,472 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:32 [2018-04-12 01:00:28,525 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 [2018-04-12 01:00:28,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:28,527 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,528 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,537 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,539 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 52 treesize of output 56 [2018-04-12 01:00:28,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:28,541 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,545 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,553 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:28,553 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:74, output treesize:58 [2018-04-12 01:00:28,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 38 [2018-04-12 01:00:28,662 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:28,662 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 20 treesize of output 32 [2018-04-12 01:00:28,663 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,667 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 72 [2018-04-12 01:00:28,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 31 [2018-04-12 01:00:28,689 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:28,702 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:28,724 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:28,724 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:155 [2018-04-12 01:00:28,780 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,782 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,782 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 [2018-04-12 01:00:28,782 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 01:00:28,797 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,810 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,810 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:86, output treesize:91 [2018-04-12 01:00:28,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,857 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 70 treesize of output 69 [2018-04-12 01:00:28,859 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 18 treesize of output 19 [2018-04-12 01:00:28,859 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,865 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,881 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:28,882 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 45 treesize of output 56 [2018-04-12 01:00:28,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-04-12 01:00:28,884 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,888 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,899 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:28,900 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:115, output treesize:105 [2018-04-12 01:00:28,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,988 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:28,992 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 143 [2018-04-12 01:00:28,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 13 [2018-04-12 01:00:28,994 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,007 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 91 [2018-04-12 01:00:29,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-12 01:00:29,029 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,037 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,051 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:29,051 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:147, output treesize:119 [2018-04-12 01:00:29,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 157 [2018-04-12 01:00:29,234 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 01:00:29,234 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:29,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:29,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 154 [2018-04-12 01:00:29,305 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 2 case distinctions, treesize of input 20 treesize of output 27 [2018-04-12 01:00:29,305 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:29,323 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:29,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 144 [2018-04-12 01:00:29,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 13 [2018-04-12 01:00:29,333 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,346 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,386 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:29,387 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:203, output treesize:261 [2018-04-12 01:00:29,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:29,476 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 24 treesize of output 39 [2018-04-12 01:00:29,476 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:29,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:29,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:29,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:29,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:29,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2018-04-12 01:00:29,496 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,511 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,511 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:118 [2018-04-12 01:00:29,561 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:29,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 100 [2018-04-12 01:00:29,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 01:00:29,568 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,578 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 81 [2018-04-12 01:00:29,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 01:00:29,601 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,607 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,620 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,620 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:140, output treesize:108 [2018-04-12 01:00:29,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 90 [2018-04-12 01:00:29,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:29,721 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,728 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 134 [2018-04-12 01:00:29,755 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 14 treesize of output 13 [2018-04-12 01:00:29,755 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,769 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:29,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:29,783 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:150, output treesize:134 [2018-04-12 01:00:29,967 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 322 treesize of output 190 [2018-04-12 01:00:29,975 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 2 case distinctions, treesize of input 44 treesize of output 67 [2018-04-12 01:00:29,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:29,999 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:30,057 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 270 treesize of output 236 [2018-04-12 01:00:30,059 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 32 treesize of output 29 [2018-04-12 01:00:30,059 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:30,074 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:30,080 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 302 treesize of output 268 [2018-04-12 01:00:30,087 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 2 case distinctions, treesize of input 32 treesize of output 55 [2018-04-12 01:00:30,118 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:30,141 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:30,193 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:30,193 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:325, output treesize:509 [2018-04-12 01:00:30,503 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:30,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:30,504 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:30,519 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 174 [2018-04-12 01:00:30,521 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:30,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 46 [2018-04-12 01:00:30,521 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:30,536 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 5 treesize of output 1 [2018-04-12 01:00:30,536 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:30,549 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:30,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 31 [2018-04-12 01:00:30,550 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:30,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-04-12 01:00:30,570 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:30,579 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:30,601 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 30 treesize of output 32 [2018-04-12 01:00:30,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-12 01:00:30,603 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:30,607 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:30,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-12 01:00:30,608 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:30,610 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:30,619 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. [2018-04-12 01:00:30,619 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:256, output treesize:18 [2018-04-12 01:00:30,764 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:30,780 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-12 01:00:30,780 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 31] total 64 [2018-04-12 01:00:30,780 INFO L442 AbstractCegarLoop]: Interpolant automaton has 65 states [2018-04-12 01:00:30,781 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2018-04-12 01:00:30,781 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=424, Invalid=3736, Unknown=0, NotChecked=0, Total=4160 [2018-04-12 01:00:30,781 INFO L87 Difference]: Start difference. First operand 792 states and 877 transitions. Second operand 65 states. [2018-04-12 01:00:36,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 01:00:36,236 INFO L93 Difference]: Finished difference Result 906 states and 1005 transitions. [2018-04-12 01:00:36,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-04-12 01:00:36,236 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 96 [2018-04-12 01:00:36,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 01:00:36,237 INFO L225 Difference]: With dead ends: 906 [2018-04-12 01:00:36,237 INFO L226 Difference]: Without dead ends: 906 [2018-04-12 01:00:36,238 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 67 SyntacticMatches, 2 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4096 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1513, Invalid=10915, Unknown=4, NotChecked=0, Total=12432 [2018-04-12 01:00:36,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 906 states. [2018-04-12 01:00:36,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 906 to 795. [2018-04-12 01:00:36,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2018-04-12 01:00:36,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 880 transitions. [2018-04-12 01:00:36,242 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 880 transitions. Word has length 96 [2018-04-12 01:00:36,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 01:00:36,242 INFO L459 AbstractCegarLoop]: Abstraction has 795 states and 880 transitions. [2018-04-12 01:00:36,242 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states. [2018-04-12 01:00:36,242 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 880 transitions. [2018-04-12 01:00:36,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-04-12 01:00:36,242 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 01:00:36,242 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 01:00:36,242 INFO L408 AbstractCegarLoop]: === Iteration 55 === [mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr60EnsuresViolationMEMORY_LEAK, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-12 01:00:36,243 INFO L82 PathProgramCache]: Analyzing trace with hash 447267436, now seen corresponding path program 4 times [2018-04-12 01:00:36,243 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 01:00:36,243 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 01:00:36,243 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:36,243 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-12 01:00:36,243 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 01:00:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 01:00:36,251 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 01:00:36,865 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 01:00:36,865 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-12 01:00:36,865 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-12 01:00:36,870 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-12 01:00:36,902 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-12 01:00:36,902 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-12 01:00:36,905 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-12 01:00:36,935 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 [2018-04-12 01:00:36,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 01:00:36,937 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:36,938 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:36,943 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 [2018-04-12 01:00:36,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-12 01:00:36,945 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:36,946 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:36,949 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:36,950 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-12 01:00:36,974 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 [2018-04-12 01:00:36,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:36,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:36,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:36,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 44 [2018-04-12 01:00:36,994 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 36 treesize of output 35 [2018-04-12 01:00:36,994 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,008 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,013 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:37,013 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:33 [2018-04-12 01:00:37,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 57 [2018-04-12 01:00:37,112 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 2 case distinctions, treesize of input 42 treesize of output 61 [2018-04-12 01:00:37,112 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:37,150 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 5 case distinctions, treesize of input 32 treesize of output 53 [2018-04-12 01:00:37,150 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:37,183 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 01:00:37,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 69 [2018-04-12 01:00:37,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 77 [2018-04-12 01:00:37,232 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:37,271 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:37,279 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 4 case distinctions, treesize of input 55 treesize of output 76 [2018-04-12 01:00:37,279 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:37,328 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 01:00:37,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 67 [2018-04-12 01:00:37,340 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:37,341 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 58 treesize of output 59 [2018-04-12 01:00:37,341 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,368 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:37,368 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:37,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 62 [2018-04-12 01:00:37,374 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:37,399 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 01:00:37,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 49 [2018-04-12 01:00:37,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 45 [2018-04-12 01:00:37,410 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:37,425 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:37,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 43 [2018-04-12 01:00:37,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2018-04-12 01:00:37,435 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,440 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,485 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:37,485 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 3 variables, input treesize:63, output treesize:165 [2018-04-12 01:00:37,550 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 43 treesize of output 38 [2018-04-12 01:00:37,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 01:00:37,552 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,556 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 84 [2018-04-12 01:00:37,588 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 73 treesize of output 67 [2018-04-12 01:00:37,588 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,624 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 3 case distinctions, treesize of input 59 treesize of output 67 [2018-04-12 01:00:37,624 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2018-04-12 01:00:37,655 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 01:00:37,690 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 32 treesize of output 27 [2018-04-12 01:00:37,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-12 01:00:37,692 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,695 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,725 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:37,726 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-04-12 01:00:37,728 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 33 treesize of output 27 [2018-04-12 01:00:37,728 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,734 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,735 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:37,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 59 [2018-04-12 01:00:37,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-12 01:00:37,739 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,744 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,745 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:37,746 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 49 [2018-04-12 01:00:37,749 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 42 treesize of output 48 [2018-04-12 01:00:37,749 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,755 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,776 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-12 01:00:37,776 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 8 variables, input treesize:107, output treesize:70 [2018-04-12 01:00:37,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 56 [2018-04-12 01:00:37,852 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 39 treesize of output 36 [2018-04-12 01:00:37,852 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-12 01:00:37,867 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,885 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,900 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 41 treesize of output 34 [2018-04-12 01:00:37,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-12 01:00:37,901 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,905 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 79 [2018-04-12 01:00:37,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 50 [2018-04-12 01:00:37,943 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:37,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 49 [2018-04-12 01:00:37,985 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:38,002 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:38,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 65 [2018-04-12 01:00:38,024 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 47 treesize of output 52 [2018-04-12 01:00:38,024 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:38,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-12 01:00:38,038 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:38,045 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:38,054 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:38,054 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 6 variables, input treesize:107, output treesize:75 [2018-04-12 01:00:38,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 67 [2018-04-12 01:00:38,207 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 2 case distinctions, treesize of input 58 treesize of output 73 [2018-04-12 01:00:38,207 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:38,241 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:38,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 76 [2018-04-12 01:00:38,251 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:38,300 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 01:00:38,370 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 47 [2018-04-12 01:00:38,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 33 [2018-04-12 01:00:38,377 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:38,389 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:38,391 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-04-12 01:00:38,392 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 35 treesize of output 23 [2018-04-12 01:00:38,392 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:38,397 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:38,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 93 [2018-04-12 01:00:38,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 111 [2018-04-12 01:00:38,416 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:38,465 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 5 case distinctions, treesize of input 63 treesize of output 82 [2018-04-12 01:00:38,465 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:38,517 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-12 01:00:38,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 73 [2018-04-12 01:00:38,531 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:38,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 63 [2018-04-12 01:00:38,531 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:38,565 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 3 case distinctions, treesize of input 55 treesize of output 53 [2018-04-12 01:00:38,565 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:38,586 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:38,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 103 treesize of output 109 [2018-04-12 01:00:38,686 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:38,696 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 4 case distinctions, treesize of input 85 treesize of output 140 [2018-04-12 01:00:38,697 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:38,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 121 [2018-04-12 01:00:38,851 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:38,960 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:39,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 98 [2018-04-12 01:00:39,058 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:39,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 6 case distinctions, treesize of input 78 treesize of output 91 [2018-04-12 01:00:39,202 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 8 xjuncts. [2018-04-12 01:00:39,369 INFO L267 ElimStorePlain]: Start of recursive call 15: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 13 xjuncts. [2018-04-12 01:00:39,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 89 treesize of output 81 [2018-04-12 01:00:39,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2018-04-12 01:00:39,566 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:39,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 53 [2018-04-12 01:00:39,599 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:39,639 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 01:00:39,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 86 treesize of output 103 [2018-04-12 01:00:39,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 88 [2018-04-12 01:00:39,663 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:39,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 75 [2018-04-12 01:00:39,719 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:39,772 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 6 xjuncts. [2018-04-12 01:00:39,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2018-04-12 01:00:39,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 32 [2018-04-12 01:00:39,782 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:39,793 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:39,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 92 treesize of output 111 [2018-04-12 01:00:39,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 85 treesize of output 107 [2018-04-12 01:00:39,830 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 8 xjuncts. [2018-04-12 01:00:39,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 75 treesize of output 90 [2018-04-12 01:00:39,961 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:40,070 INFO L267 ElimStorePlain]: Start of recursive call 29: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 9 xjuncts. [2018-04-12 01:00:40,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 60 [2018-04-12 01:00:40,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-12 01:00:40,085 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:40,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 50 [2018-04-12 01:00:40,124 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:40,157 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:40,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 99 treesize of output 114 [2018-04-12 01:00:40,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 83 treesize of output 94 [2018-04-12 01:00:40,194 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:40,336 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 2 case distinctions, treesize of input 90 treesize of output 125 [2018-04-12 01:00:40,336 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:40,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 91 treesize of output 104 [2018-04-12 01:00:40,452 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:40,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 74 treesize of output 94 [2018-04-12 01:00:40,577 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 8 xjuncts. [2018-04-12 01:00:40,709 INFO L267 ElimStorePlain]: Start of recursive call 35: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 11 xjuncts. [2018-04-12 01:00:40,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 103 treesize of output 104 [2018-04-12 01:00:40,736 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:40,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 103 [2018-04-12 01:00:40,737 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:40,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-12 01:00:40,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 87 treesize of output 88 [2018-04-12 01:00:40,856 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:40,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 69 [2018-04-12 01:00:40,989 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:41,107 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 3 case distinctions, treesize of input 75 treesize of output 61 [2018-04-12 01:00:41,107 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:41,158 INFO L267 ElimStorePlain]: Start of recursive call 40: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2018-04-12 01:00:41,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 102 treesize of output 100 [2018-04-12 01:00:41,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 95 [2018-04-12 01:00:41,178 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:41,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 88 [2018-04-12 01:00:41,232 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:41,291 INFO L267 ElimStorePlain]: Start of recursive call 45: 2 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-12 01:00:41,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 45 [2018-04-12 01:00:41,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 26 [2018-04-12 01:00:41,300 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:41,319 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:41,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2018-04-12 01:00:41,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-12 01:00:41,322 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:41,326 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:41,643 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-12 01:00:41,643 INFO L202 ElimStorePlain]: Needed 51 recursive calls to eliminate 6 variables, input treesize:167, output treesize:547 [2018-04-12 01:00:41,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 76 [2018-04-12 01:00:41,788 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 67 treesize of output 61 [2018-04-12 01:00:41,788 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:41,826 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 3 case distinctions, treesize of input 62 treesize of output 76 [2018-04-12 01:00:41,826 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 3 xjuncts. [2018-04-12 01:00:41,864 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-12 01:00:41,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 96 treesize of output 111 [2018-04-12 01:00:41,981 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 3 case distinctions, treesize of input 84 treesize of output 88 [2018-04-12 01:00:41,982 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2018-04-12 01:00:42,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 97 [2018-04-12 01:00:42,141 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:42,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 91 [2018-04-12 01:00:42,265 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 3 xjuncts. [2018-04-12 01:00:42,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 7 case distinctions, treesize of input 75 treesize of output 93 [2018-04-12 01:00:42,387 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 9 xjuncts. [2018-04-12 01:00:42,504 INFO L267 ElimStorePlain]: Start of recursive call 5: 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-04-12 01:00:42,699 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 48 treesize of output 43 [2018-04-12 01:00:42,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-12 01:00:42,700 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:42,706 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:42,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2018-04-12 01:00:42,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-12 01:00:42,870 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:42,876 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 46 [2018-04-12 01:00:43,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2018-04-12 01:00:43,025 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,031 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 56 [2018-04-12 01:00:43,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-12 01:00:43,038 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,043 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,046 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 51 [2018-04-12 01:00:43,048 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 36 treesize of output 34 [2018-04-12 01:00:43,049 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,055 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 74 [2018-04-12 01:00:43,181 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 62 treesize of output 51 [2018-04-12 01:00:43,182 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,214 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:43,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 54 [2018-04-12 01:00:43,254 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:43,275 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:43,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 65 [2018-04-12 01:00:43,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 35 [2018-04-12 01:00:43,283 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,290 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 40 [2018-04-12 01:00:43,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-12 01:00:43,295 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,301 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,305 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 78 [2018-04-12 01:00:43,309 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 56 treesize of output 62 [2018-04-12 01:00:43,309 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,317 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 71 [2018-04-12 01:00:43,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-12 01:00:43,325 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 33 treesize of output 61 [2018-04-12 01:00:43,325 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,335 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 95 [2018-04-12 01:00:43,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 35 [2018-04-12 01:00:43,345 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,351 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 67 [2018-04-12 01:00:43,365 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 56 treesize of output 59 [2018-04-12 01:00:43,365 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 70 [2018-04-12 01:00:43,403 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2018-04-12 01:00:43,426 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-12 01:00:43,530 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-04-12 01:00:43,530 INFO L202 ElimStorePlain]: Needed 36 recursive calls to eliminate 12 variables, input treesize:213, output treesize:376 [2018-04-12 01:00:43,683 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 63 treesize of output 56 [2018-04-12 01:00:43,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-12 01:00:43,684 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,691 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 71 treesize of output 91 [2018-04-12 01:00:43,763 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 63 treesize of output 74 [2018-04-12 01:00:43,763 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2018-04-12 01:00:43,869 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,883 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,930 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 63 treesize of output 79 [2018-04-12 01:00:43,932 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 61 treesize of output 66 [2018-04-12 01:00:43,932 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2018-04-12 01:00:43,954 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:43,965 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:44,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 87 treesize of output 123 [2018-04-12 01:00:44,035 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-12 01:00:44,045 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 101 treesize of output 106 [2018-04-12 01:00:44,045 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:45,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 114 [2018-04-12 01:00:45,297 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 4 xjuncts. [2018-04-12 01:00:45,541 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:45,743 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:00:45,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 81 [2018-04-12 01:00:45,959 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:46,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 79 [2018-04-12 01:00:46,178 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:46,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 95 [2018-04-12 01:00:46,332 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:46,765 INFO L267 ElimStorePlain]: Start of recursive call 10: 10 dim-1 vars, End of recursive call: 4 dim-0 vars, and 7 xjuncts. [2018-04-12 01:00:46,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 79 treesize of output 124 [2018-04-12 01:00:46,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 87 treesize of output 99 [2018-04-12 01:00:46,843 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-12 01:00:46,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 109 [2018-04-12 01:00:46,935 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:47,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 71 [2018-04-12 01:00:47,071 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:47,121 INFO L267 ElimStorePlain]: Start of recursive call 18: 4 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-12 01:00:47,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 62 [2018-04-12 01:00:47,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2018-04-12 01:00:47,166 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-12 01:00:47,183 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-12 01:00:47,205 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 6 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2018-04-12 01:00:47,205 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 7 variables, input treesize:222, output treesize:174 [2018-04-12 01:00:47,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 339 treesize of output 236 [2018-04-12 01:00:47,480 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-12 01:00:47,492 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:01:27,525 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:02:02,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 8 case distinctions, treesize of input 174 treesize of output 135 [2018-04-12 01:02:02,322 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 16 xjuncts. [2018-04-12 01:02:55,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 216 treesize of output 206 [2018-04-12 01:02:55,333 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 32 xjuncts. [2018-04-12 01:05:11,923 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:06:59,428 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-12 01:08:45,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 217 treesize of output 186 [2018-04-12 01:08:45,736 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 8 xjuncts. Received shutdown request... [2018-04-12 01:10:39,528 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-12 01:10:39,528 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-12 01:10:39,532 WARN L197 ceAbstractionStarter]: Timeout [2018-04-12 01:10:39,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 01:10:39 BoogieIcfgContainer [2018-04-12 01:10:39,532 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 01:10:39,533 INFO L168 Benchmark]: Toolchain (without parser) took 830355.93 ms. Allocated memory was 332.9 MB in the beginning and 493.4 MB in the end (delta: 160.4 MB). Free memory was 274.6 MB in the beginning and 263.5 MB in the end (delta: 11.1 MB). Peak memory consumption was 276.6 MB. Max. memory is 5.3 GB. [2018-04-12 01:10:39,534 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 332.9 MB. Free memory is still 302.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 01:10:39,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.88 ms. Allocated memory is still 332.9 MB. Free memory was 274.6 MB in the beginning and 244.0 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 5.3 GB. [2018-04-12 01:10:39,535 INFO L168 Benchmark]: Boogie Preprocessor took 42.41 ms. Allocated memory is still 332.9 MB. Free memory was 244.0 MB in the beginning and 241.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 01:10:39,535 INFO L168 Benchmark]: RCFGBuilder took 539.84 ms. Allocated memory was 332.9 MB in the beginning and 434.6 MB in the end (delta: 101.7 MB). Free memory was 241.3 MB in the beginning and 349.6 MB in the end (delta: -108.2 MB). Peak memory consumption was 31.4 MB. Max. memory is 5.3 GB. [2018-04-12 01:10:39,535 INFO L168 Benchmark]: TraceAbstraction took 829524.35 ms. Allocated memory was 434.6 MB in the beginning and 493.4 MB in the end (delta: 58.7 MB). Free memory was 349.6 MB in the beginning and 263.5 MB in the end (delta: 86.1 MB). Peak memory consumption was 249.9 MB. Max. memory is 5.3 GB. [2018-04-12 01:10:39,536 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 332.9 MB. Free memory is still 302.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 246.88 ms. Allocated memory is still 332.9 MB. Free memory was 274.6 MB in the beginning and 244.0 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 42.41 ms. Allocated memory is still 332.9 MB. Free memory was 244.0 MB in the beginning and 241.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 539.84 ms. Allocated memory was 332.9 MB in the beginning and 434.6 MB in the end (delta: 101.7 MB). Free memory was 241.3 MB in the beginning and 349.6 MB in the end (delta: -108.2 MB). Peak memory consumption was 31.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 829524.35 ms. Allocated memory was 434.6 MB in the beginning and 493.4 MB in the end (delta: 58.7 MB). Free memory was 349.6 MB in the beginning and 263.5 MB in the end (delta: 86.1 MB). Peak memory consumption was 249.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1054). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1016]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1016). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1049]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1049). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1059). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 991]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 991). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1012]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1012). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1054). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1006]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1006). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1058]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1058). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1043). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1006]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1006). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 997]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 997). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 997]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 997). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1059). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1023]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1023). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1058]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1058). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1012]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1012). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1043). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1016]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1016). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1023]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1023). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1006]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1006). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1006]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1006). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1049]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1049). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 97 with TraceHistMax 3, 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 506. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 155 locations, 61 error locations. TIMEOUT Result, 829.4s OverallTime, 55 OverallIterations, 4 TraceHistogramMax, 109.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5220 SDtfs, 34987 SDslu, 65815 SDs, 0 SdLazy, 92730 SolverSat, 6211 SolverUnsat, 200 SolverUnknown, 0 SolverNotchecked, 43.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5387 GetRequests, 2382 SyntacticMatches, 103 SemanticMatches, 2902 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68228 ImplicationChecksByTransitivity, 100.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=795occurred in iteration=54, 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, 54 MinimizatonAttempts, 3258 StatesRemovedByMinimization, 54 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 112.7s InterpolantComputationTime, 6381 NumberOfCodeBlocks, 6347 NumberOfCodeBlocksAsserted, 118 NumberOfCheckSat, 6287 ConstructedInterpolants, 1424 QuantifiedInterpolants, 21441831 SizeOfPredicates, 764 NumberOfNonLiveVariables, 10548 ConjunctsInSsa, 2139 ConjunctsInUnsatCore, 94 InterpolantComputations, 15 PerfectInterpolantSequences, 118/1758 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/dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_01-10-39-544.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-rb-cnstr_1_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_01-10-39-544.csv Completed graceful shutdown