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 -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/memsafety-ext/tree_of_cslls_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8168ed2-m [2018-04-11 21:35:27,106 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 21:35:27,108 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 21:35:27,122 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 21:35:27,122 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 21:35:27,123 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 21:35:27,124 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 21:35:27,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 21:35:27,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 21:35:27,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 21:35:27,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 21:35:27,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 21:35:27,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 21:35:27,132 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 21:35:27,133 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 21:35:27,135 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 21:35:27,137 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 21:35:27,138 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 21:35:27,139 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 21:35:27,141 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 21:35:27,143 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-11 21:35:27,149 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 21:35:27,149 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 21:35:27,150 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-11 21:35:27,174 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 21:35:27,174 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 21:35:27,175 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-11 21:35:27,175 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-11 21:35:27,176 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-11 21:35:27,176 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-11 21:35:27,176 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-11 21:35:27,176 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-11 21:35:27,176 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-11 21:35:27,177 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-11 21:35:27,177 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-11 21:35:27,177 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-11 21:35:27,178 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 21:35:27,178 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 21:35:27,178 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 21:35:27,178 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 21:35:27,178 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 21:35:27,179 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 21:35:27,179 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 21:35:27,179 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-11 21:35:27,179 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 21:35:27,179 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 21:35:27,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 21:35:27,180 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-11 21:35:27,180 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-11 21:35:27,180 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 21:35:27,180 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 21:35:27,181 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 21:35:27,181 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 21:35:27,181 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 21:35:27,181 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-11 21:35:27,181 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-11 21:35:27,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:27,182 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-11 21:35:27,183 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-11 21:35:27,183 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-11 21:35:27,183 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-11 21:35:27,183 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-11 21:35:27,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 21:35:27,230 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 21:35:27,234 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 21:35:27,236 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 21:35:27,237 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 21:35:27,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext/tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,565 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG40583be51 [2018-04-11 21:35:27,731 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 21:35:27,731 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 21:35:27,731 INFO L168 CDTParser]: Scanning tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,740 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 21:35:27,741 INFO L215 ultiparseSymbolTable]: [2018-04-11 21:35:27,741 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 21:35:27,741 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,741 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 21:35:27,741 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____fsfilcnt64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,741 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__ino_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,741 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__int32_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,741 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_int64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__TreeNode in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__gid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__off_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__fsfilcnt_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____blkcnt64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__ldiv_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____int8_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,742 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____ssize_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__timer_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____socklen_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__register_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____nlink_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_mutex_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__key_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____rlim_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____fsblkcnt64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____swblk_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____int32_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,743 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____time_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__int8_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____suseconds_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__fsblkcnt_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____timer_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_int in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____rlim64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____fsfilcnt_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_mutexattr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,744 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____uint32_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,745 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__wchar_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,745 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_condattr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,745 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__fd_set in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,745 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____clockid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,745 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_attr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,745 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____caddr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,745 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__quad_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,745 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____dev_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__mode_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__lldiv_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__uid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__int16_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__suseconds_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____sigset_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____u_short in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__size_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,746 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_int16_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,747 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__ulong in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,747 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_cond_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,747 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_once_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,747 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____intptr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,747 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__div_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,747 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____u_long in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,747 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__blksize_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,747 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_spinlock_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_short in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__caddr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____mode_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____ino_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__clock_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__daddr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____fsid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____int16_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,748 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_rwlockattr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_long in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_char in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_barrier_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____off_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__blkcnt_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__ListNode in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____pthread_list_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_barrierattr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____loff_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__int64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____WAIT_STATUS in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_int32_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__fsid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__ushort in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,749 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_quad_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____u_quad_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____clock_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____u_char in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____uint8_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____blksize_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____gid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____off64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____quad_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____pid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____uint16_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____qaddr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____daddr_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,750 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__loff_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__id_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__uint in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__u_int8_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_rwlock_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____u_int in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____useconds_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__dev_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__nlink_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____fd_mask in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____id_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,751 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____key_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,752 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____int64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,752 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,752 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__time_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,752 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__clockid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,752 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__pthread_key_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,752 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____fsblkcnt_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,752 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____sig_atomic_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,752 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__fd_mask in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,753 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____uint64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,753 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____blkcnt_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,753 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____uid_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,753 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__ssize_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,753 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i____ino64_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,753 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftree_of_cslls_true_valid_memsafety_i__sigset_t in tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:27,771 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG40583be51 [2018-04-11 21:35:27,775 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 21:35:27,778 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 21:35:27,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 21:35:27,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 21:35:27,784 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 21:35:27,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:35:27" (1/1) ... [2018-04-11 21:35:27,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d3bcea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:27, skipping insertion in model container [2018-04-11 21:35:27,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 09:35:27" (1/1) ... [2018-04-11 21:35:27,804 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 21:35:27,836 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 21:35:28,011 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 21:35:28,068 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 21:35:28,075 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 110 non ball SCCs. Number of states in SCCs 110. [2018-04-11 21:35:28,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28 WrapperNode [2018-04-11 21:35:28,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 21:35:28,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 21:35:28,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 21:35:28,123 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 21:35:28,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (1/1) ... [2018-04-11 21:35:28,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (1/1) ... [2018-04-11 21:35:28,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (1/1) ... [2018-04-11 21:35:28,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (1/1) ... [2018-04-11 21:35:28,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (1/1) ... [2018-04-11 21:35:28,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (1/1) ... [2018-04-11 21:35:28,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (1/1) ... [2018-04-11 21:35:28,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 21:35:28,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 21:35:28,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 21:35:28,189 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 21:35:28,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (1/1) ... No working directory specified, using /storage/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 [2018-04-11 21:35:28,308 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 21:35:28,309 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 21:35:28,309 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 21:35:28,309 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 21:35:28,309 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 21:35:28,309 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 21:35:28,309 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 21:35:28,309 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 21:35:28,310 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 21:35:28,310 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 21:35:28,310 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 21:35:28,310 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 21:35:28,310 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 21:35:28,310 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 21:35:28,310 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 21:35:28,311 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 21:35:28,311 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 21:35:28,311 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 21:35:28,311 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 21:35:28,311 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 21:35:28,311 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 21:35:28,311 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 21:35:28,312 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 21:35:28,312 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 21:35:28,312 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 21:35:28,312 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 21:35:28,312 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 21:35:28,312 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 21:35:28,313 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 21:35:28,314 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 21:35:28,315 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-11 21:35:28,316 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 21:35:28,317 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 21:35:28,318 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 21:35:28,319 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 21:35:28,319 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 21:35:28,319 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 21:35:28,319 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 21:35:28,319 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 21:35:28,319 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 21:35:28,319 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 21:35:28,319 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 21:35:28,320 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 21:35:28,320 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 21:35:28,320 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 21:35:28,320 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 21:35:28,320 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 21:35:28,320 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 21:35:28,320 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 21:35:28,321 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 21:35:28,321 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 21:35:28,321 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 21:35:28,321 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 21:35:28,321 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 21:35:29,076 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 21:35:29,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:35:29 BoogieIcfgContainer [2018-04-11 21:35:29,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 21:35:29,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 21:35:29,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 21:35:29,080 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 21:35:29,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 09:35:27" (1/3) ... [2018-04-11 21:35:29,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c962fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:35:29, skipping insertion in model container [2018-04-11 21:35:29,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 09:35:28" (2/3) ... [2018-04-11 21:35:29,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c962fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 09:35:29, skipping insertion in model container [2018-04-11 21:35:29,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 09:35:29" (3/3) ... [2018-04-11 21:35:29,084 INFO L107 eAbstractionObserver]: Analyzing ICFG tree_of_cslls_true-valid-memsafety.i [2018-04-11 21:35:29,094 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 21:35:29,101 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 101 error locations. [2018-04-11 21:35:29,149 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 21:35:29,149 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 21:35:29,149 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-11 21:35:29,150 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 21:35:29,150 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 21:35:29,150 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 21:35:29,150 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 21:35:29,150 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 21:35:29,150 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 21:35:29,151 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 21:35:29,172 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-04-11 21:35:29,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-11 21:35:29,177 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:29,177 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:35:29,178 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:29,181 INFO L82 PathProgramCache]: Analyzing trace with hash 634925375, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:29,196 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:29,233 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:29,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:35:29,284 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:29,290 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:29,290 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:35:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:29,317 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:29,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:29,346 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:29,346 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:35:29,348 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:35:29,357 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:35:29,358 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:35:29,360 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-04-11 21:35:29,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:29,883 INFO L93 Difference]: Finished difference Result 682 states and 740 transitions. [2018-04-11 21:35:29,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 21:35:29,885 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2018-04-11 21:35:29,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:29,908 INFO L225 Difference]: With dead ends: 682 [2018-04-11 21:35:29,909 INFO L226 Difference]: Without dead ends: 435 [2018-04-11 21:35:29,914 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:35:29,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2018-04-11 21:35:29,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 280. [2018-04-11 21:35:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-04-11 21:35:29,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 296 transitions. [2018-04-11 21:35:29,972 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 296 transitions. Word has length 11 [2018-04-11 21:35:29,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:29,972 INFO L459 AbstractCegarLoop]: Abstraction has 280 states and 296 transitions. [2018-04-11 21:35:29,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:35:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 296 transitions. [2018-04-11 21:35:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-11 21:35:29,973 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:29,973 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:35:29,973 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:29,974 INFO L82 PathProgramCache]: Analyzing trace with hash 634925376, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:29,985 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:29,999 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:30,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:35:30,011 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:30,016 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:30,016 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:35:30,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:30,031 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:30,083 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:30,083 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-11 21:35:30,085 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 21:35:30,085 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 21:35:30,085 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 21:35:30,085 INFO L87 Difference]: Start difference. First operand 280 states and 296 transitions. Second operand 6 states. [2018-04-11 21:35:30,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:30,604 INFO L93 Difference]: Finished difference Result 576 states and 613 transitions. [2018-04-11 21:35:30,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 21:35:30,605 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2018-04-11 21:35:30,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:30,608 INFO L225 Difference]: With dead ends: 576 [2018-04-11 21:35:30,608 INFO L226 Difference]: Without dead ends: 574 [2018-04-11 21:35:30,609 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:35:30,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2018-04-11 21:35:30,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 278. [2018-04-11 21:35:30,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-04-11 21:35:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 294 transitions. [2018-04-11 21:35:30,627 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 294 transitions. Word has length 11 [2018-04-11 21:35:30,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:30,628 INFO L459 AbstractCegarLoop]: Abstraction has 278 states and 294 transitions. [2018-04-11 21:35:30,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 21:35:30,628 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 294 transitions. [2018-04-11 21:35:30,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-11 21:35:30,629 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:30,629 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:35:30,629 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:30,629 INFO L82 PathProgramCache]: Analyzing trace with hash 25855279, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:30,635 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:30,649 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:30,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:35:30,659 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:30,662 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:30,662 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:35:30,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:30,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:30,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:35:30,692 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:30,702 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:30,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:30,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:35:30,704 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:30,709 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. [2018-04-11 21:35:30,709 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2018-04-11 21:35:30,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:30,726 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:30,856 WARN L148 SmtUtils]: Spent 111ms on a formula simplification that was a NOOP. DAG size: 27 [2018-04-11 21:35:30,905 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:35:30,906 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:35:30,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-11 21:35:30,907 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:30,913 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. [2018-04-11 21:35:30,913 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:19 [2018-04-11 21:35:30,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:30,979 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:30,979 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-11 21:35:30,979 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 21:35:30,980 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 21:35:30,980 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-11 21:35:30,980 INFO L87 Difference]: Start difference. First operand 278 states and 294 transitions. Second operand 12 states. [2018-04-11 21:35:31,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:31,834 INFO L93 Difference]: Finished difference Result 494 states and 522 transitions. [2018-04-11 21:35:31,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 21:35:31,834 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 14 [2018-04-11 21:35:31,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:31,837 INFO L225 Difference]: With dead ends: 494 [2018-04-11 21:35:31,837 INFO L226 Difference]: Without dead ends: 487 [2018-04-11 21:35:31,838 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2018-04-11 21:35:31,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2018-04-11 21:35:31,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 271. [2018-04-11 21:35:31,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2018-04-11 21:35:31,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 287 transitions. [2018-04-11 21:35:31,851 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 287 transitions. Word has length 14 [2018-04-11 21:35:31,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:31,851 INFO L459 AbstractCegarLoop]: Abstraction has 271 states and 287 transitions. [2018-04-11 21:35:31,851 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 21:35:31,851 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 287 transitions. [2018-04-11 21:35:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 21:35:31,852 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:31,852 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:35:31,852 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:31,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1455428104, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:31,858 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:31,872 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:31,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:35:31,889 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:31,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:31,891 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:35:31,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:35:31,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-11 21:35:31,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:31,909 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:31,914 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:31,915 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-04-11 21:35:31,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-11 21:35:31,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-11 21:35:31,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:31,932 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:31,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:31,937 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-11 21:35:31,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:31,956 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:31,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:31,981 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:31,981 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-11 21:35:31,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 21:35:31,982 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 21:35:31,982 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:35:31,982 INFO L87 Difference]: Start difference. First operand 271 states and 287 transitions. Second operand 5 states. [2018-04-11 21:35:32,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:32,209 INFO L93 Difference]: Finished difference Result 376 states and 398 transitions. [2018-04-11 21:35:32,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 21:35:32,209 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-11 21:35:32,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:32,211 INFO L225 Difference]: With dead ends: 376 [2018-04-11 21:35:32,212 INFO L226 Difference]: Without dead ends: 375 [2018-04-11 21:35:32,212 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:35:32,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-04-11 21:35:32,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 270. [2018-04-11 21:35:32,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-04-11 21:35:32,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 286 transitions. [2018-04-11 21:35:32,223 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 286 transitions. Word has length 17 [2018-04-11 21:35:32,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:32,223 INFO L459 AbstractCegarLoop]: Abstraction has 270 states and 286 transitions. [2018-04-11 21:35:32,223 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 21:35:32,223 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 286 transitions. [2018-04-11 21:35:32,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 21:35:32,224 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:32,224 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:35:32,224 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:32,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1455428105, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:32,230 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:32,243 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:32,247 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 6 treesize of output 5 [2018-04-11 21:35:32,247 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,258 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,258 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:35:32,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:35:32,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-11 21:35:32,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,271 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:35:32,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:35:32,280 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,281 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,286 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,286 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-04-11 21:35:32,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-11 21:35:32,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-11 21:35:32,297 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,299 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,305 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 [2018-04-11 21:35:32,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-11 21:35:32,307 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,308 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,310 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,311 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:9 [2018-04-11 21:35:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:32,317 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:32,366 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:32,366 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-11 21:35:32,366 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 21:35:32,367 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 21:35:32,367 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:35:32,367 INFO L87 Difference]: Start difference. First operand 270 states and 286 transitions. Second operand 8 states. [2018-04-11 21:35:32,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:32,746 INFO L93 Difference]: Finished difference Result 464 states and 494 transitions. [2018-04-11 21:35:32,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 21:35:32,746 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-11 21:35:32,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:32,748 INFO L225 Difference]: With dead ends: 464 [2018-04-11 21:35:32,748 INFO L226 Difference]: Without dead ends: 463 [2018-04-11 21:35:32,749 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:35:32,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-04-11 21:35:32,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 269. [2018-04-11 21:35:32,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-11 21:35:32,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 285 transitions. [2018-04-11 21:35:32,761 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 285 transitions. Word has length 17 [2018-04-11 21:35:32,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:32,761 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 285 transitions. [2018-04-11 21:35:32,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 21:35:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 285 transitions. [2018-04-11 21:35:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-11 21:35:32,762 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:32,762 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] [2018-04-11 21:35:32,762 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:32,763 INFO L82 PathProgramCache]: Analyzing trace with hash 721792145, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:32,775 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:32,797 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:32,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:35:32,814 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:32,822 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:32,823 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 [2018-04-11 21:35:32,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,829 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,830 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-04-11 21:35:32,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:35:32,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:35:32,845 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,846 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:35:32,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-11 21:35:32,863 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,865 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,876 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,876 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:47 [2018-04-11 21:35:32,926 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 33 treesize of output 34 [2018-04-11 21:35:32,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:35:32,929 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,936 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,953 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 69 treesize of output 63 [2018-04-11 21:35:32,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:35:32,957 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,966 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,977 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:32,978 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:93, output treesize:47 [2018-04-11 21:35:32,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:32,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 27 [2018-04-11 21:35:32,992 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:33,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:33,012 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:33,013 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:33,014 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 22 treesize of output 25 [2018-04-11 21:35:33,014 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:33,029 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. [2018-04-11 21:35:33,029 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:58, output treesize:50 [2018-04-11 21:35:33,057 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 41 treesize of output 33 [2018-04-11 21:35:33,060 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 14 [2018-04-11 21:35:33,061 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:33,067 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:33,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-11 21:35:33,085 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-11 21:35:33,085 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:33,087 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:33,096 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. [2018-04-11 21:35:33,097 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:68, output treesize:18 [2018-04-11 21:35:33,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:33,111 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:35,952 WARN L148 SmtUtils]: Spent 2758ms on a formula simplification that was a NOOP. DAG size: 49 [2018-04-11 21:35:36,176 WARN L148 SmtUtils]: Spent 184ms on a formula simplification that was a NOOP. DAG size: 50 [2018-04-11 21:35:36,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 76 [2018-04-11 21:35:36,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:35:36,209 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,232 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 61 treesize of output 57 [2018-04-11 21:35:36,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 44 [2018-04-11 21:35:36,235 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,237 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:35:36,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:35:36,242 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,250 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,273 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:35:36,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2018-04-11 21:35:36,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:35:36,388 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,402 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 [2018-04-11 21:35:36,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-04-11 21:35:36,405 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,406 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:35:36,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:35:36,410 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,413 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,426 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:35:36,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 47 [2018-04-11 21:35:36,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:35:36,495 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-04-11 21:35:36,504 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 23 treesize of output 10 [2018-04-11 21:35:36,504 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,505 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,510 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 52 [2018-04-11 21:35:36,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:35:36,544 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2018-04-11 21:35:36,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:35:36,554 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,555 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,560 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,563 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 45 [2018-04-11 21:35:36,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:35:36,581 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,590 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 27 treesize of output 23 [2018-04-11 21:35:36,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 10 [2018-04-11 21:35:36,593 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,595 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,599 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:36,636 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 3 dim-2 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-04-11 21:35:36,637 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 12 variables, input treesize:130, output treesize:83 [2018-04-11 21:35:37,358 WARN L151 SmtUtils]: Spent 704ms on a formula simplification. DAG size of input: 55 DAG size of output 33 [2018-04-11 21:35:37,362 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:35:37,362 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:37,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:35:37,366 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:44, output treesize:16 [2018-04-11 21:35:37,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:37,430 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:37,430 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 8] imperfect sequences [] total 14 [2018-04-11 21:35:37,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 21:35:37,430 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 21:35:37,431 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2018-04-11 21:35:37,431 INFO L87 Difference]: Start difference. First operand 269 states and 285 transitions. Second operand 15 states. [2018-04-11 21:35:39,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:39,106 INFO L93 Difference]: Finished difference Result 577 states and 614 transitions. [2018-04-11 21:35:39,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 21:35:39,107 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 27 [2018-04-11 21:35:39,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:39,109 INFO L225 Difference]: With dead ends: 577 [2018-04-11 21:35:39,110 INFO L226 Difference]: Without dead ends: 576 [2018-04-11 21:35:39,110 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2018-04-11 21:35:39,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2018-04-11 21:35:39,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 277. [2018-04-11 21:35:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2018-04-11 21:35:39,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 295 transitions. [2018-04-11 21:35:39,124 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 295 transitions. Word has length 27 [2018-04-11 21:35:39,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:39,124 INFO L459 AbstractCegarLoop]: Abstraction has 277 states and 295 transitions. [2018-04-11 21:35:39,124 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 21:35:39,124 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 295 transitions. [2018-04-11 21:35:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-11 21:35:39,125 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:39,125 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] [2018-04-11 21:35:39,125 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:39,126 INFO L82 PathProgramCache]: Analyzing trace with hash 721792144, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:39,136 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:39,156 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:39,169 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:39,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:39,171 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 [2018-04-11 21:35:39,171 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,176 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,177 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-11 21:35:39,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:35:39,191 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 10 treesize of output 9 [2018-04-11 21:35:39,192 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,193 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,199 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,199 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:27 [2018-04-11 21:35:39,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2018-04-11 21:35:39,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:35:39,224 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,228 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,234 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,234 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:27 [2018-04-11 21:35:39,239 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 32 [2018-04-11 21:35:39,239 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,244 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. [2018-04-11 21:35:39,245 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:32 [2018-04-11 21:35:39,252 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 31 treesize of output 25 [2018-04-11 21:35:39,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 10 [2018-04-11 21:35:39,254 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,256 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,260 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. [2018-04-11 21:35:39,260 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:15 [2018-04-11 21:35:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:39,269 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:39,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-04-11 21:35:39,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:35:39,781 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,794 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 18 [2018-04-11 21:35:39,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 5 [2018-04-11 21:35:39,796 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,798 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:35:39,802 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:35:39,802 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,805 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:39,815 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:35:39,829 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-11 21:35:39,829 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:39, output treesize:25 [2018-04-11 21:35:39,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:39,900 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:39,900 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 7] imperfect sequences [] total 12 [2018-04-11 21:35:39,900 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 21:35:39,900 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 21:35:39,901 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2018-04-11 21:35:39,901 INFO L87 Difference]: Start difference. First operand 277 states and 295 transitions. Second operand 13 states. [2018-04-11 21:35:40,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:40,604 INFO L93 Difference]: Finished difference Result 518 states and 554 transitions. [2018-04-11 21:35:40,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 21:35:40,604 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 27 [2018-04-11 21:35:40,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:40,606 INFO L225 Difference]: With dead ends: 518 [2018-04-11 21:35:40,607 INFO L226 Difference]: Without dead ends: 517 [2018-04-11 21:35:40,607 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2018-04-11 21:35:40,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-04-11 21:35:40,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 277. [2018-04-11 21:35:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2018-04-11 21:35:40,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 294 transitions. [2018-04-11 21:35:40,615 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 294 transitions. Word has length 27 [2018-04-11 21:35:40,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:40,615 INFO L459 AbstractCegarLoop]: Abstraction has 277 states and 294 transitions. [2018-04-11 21:35:40,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 21:35:40,615 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 294 transitions. [2018-04-11 21:35:40,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 21:35:40,615 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:40,616 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] [2018-04-11 21:35:40,616 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:40,616 INFO L82 PathProgramCache]: Analyzing trace with hash 900720003, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:40,624 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:40,643 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:40,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:35:40,649 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:40,650 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:40,651 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:35:40,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:40,658 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:40,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:40,692 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:40,692 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:35:40,692 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:35:40,692 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:35:40,693 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:35:40,693 INFO L87 Difference]: Start difference. First operand 277 states and 294 transitions. Second operand 4 states. [2018-04-11 21:35:41,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:41,464 INFO L93 Difference]: Finished difference Result 691 states and 739 transitions. [2018-04-11 21:35:41,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 21:35:41,500 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2018-04-11 21:35:41,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:41,503 INFO L225 Difference]: With dead ends: 691 [2018-04-11 21:35:41,503 INFO L226 Difference]: Without dead ends: 689 [2018-04-11 21:35:41,504 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:35:41,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2018-04-11 21:35:41,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 275. [2018-04-11 21:35:41,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-11 21:35:41,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 292 transitions. [2018-04-11 21:35:41,513 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 292 transitions. Word has length 28 [2018-04-11 21:35:41,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:41,513 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 292 transitions. [2018-04-11 21:35:41,513 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:35:41,513 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 292 transitions. [2018-04-11 21:35:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 21:35:41,514 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:41,514 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] [2018-04-11 21:35:41,514 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:41,514 INFO L82 PathProgramCache]: Analyzing trace with hash 900720004, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:41,521 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:41,540 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:41,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:35:41,556 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:41,591 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:41,591 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:35:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:41,603 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:41,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:41,668 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:41,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-11 21:35:41,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 21:35:41,668 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 21:35:41,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 21:35:41,669 INFO L87 Difference]: Start difference. First operand 275 states and 292 transitions. Second operand 6 states. [2018-04-11 21:35:42,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:42,064 INFO L93 Difference]: Finished difference Result 729 states and 781 transitions. [2018-04-11 21:35:42,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 21:35:42,064 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2018-04-11 21:35:42,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:42,067 INFO L225 Difference]: With dead ends: 729 [2018-04-11 21:35:42,067 INFO L226 Difference]: Without dead ends: 728 [2018-04-11 21:35:42,067 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2018-04-11 21:35:42,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2018-04-11 21:35:42,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 274. [2018-04-11 21:35:42,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2018-04-11 21:35:42,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 291 transitions. [2018-04-11 21:35:42,075 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 291 transitions. Word has length 28 [2018-04-11 21:35:42,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:42,076 INFO L459 AbstractCegarLoop]: Abstraction has 274 states and 291 transitions. [2018-04-11 21:35:42,076 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 21:35:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 291 transitions. [2018-04-11 21:35:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 21:35:42,077 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:42,077 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:35:42,077 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:42,077 INFO L82 PathProgramCache]: Analyzing trace with hash -310904415, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:42,087 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:42,110 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:42,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:42,133 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:42,175 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:42,175 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:35:42,176 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:35:42,176 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:35:42,176 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:35:42,176 INFO L87 Difference]: Start difference. First operand 274 states and 291 transitions. Second operand 4 states. [2018-04-11 21:35:42,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:42,651 INFO L93 Difference]: Finished difference Result 393 states and 426 transitions. [2018-04-11 21:35:42,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 21:35:42,651 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2018-04-11 21:35:42,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:42,653 INFO L225 Difference]: With dead ends: 393 [2018-04-11 21:35:42,653 INFO L226 Difference]: Without dead ends: 375 [2018-04-11 21:35:42,653 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:35:42,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-04-11 21:35:42,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 269. [2018-04-11 21:35:42,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-11 21:35:42,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 290 transitions. [2018-04-11 21:35:42,660 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 290 transitions. Word has length 30 [2018-04-11 21:35:42,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:42,661 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 290 transitions. [2018-04-11 21:35:42,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:35:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 290 transitions. [2018-04-11 21:35:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 21:35:42,662 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:42,662 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:35:42,662 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:42,662 INFO L82 PathProgramCache]: Analyzing trace with hash -310904414, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:42,674 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:42,691 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:42,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:42,734 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:42,754 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:35:42,755 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:42,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-04-11 21:35:42,759 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:42,760 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:42,761 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3 [2018-04-11 21:35:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:42,784 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:42,785 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-11 21:35:42,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 21:35:42,785 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 21:35:42,785 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 21:35:42,785 INFO L87 Difference]: Start difference. First operand 269 states and 290 transitions. Second operand 7 states. [2018-04-11 21:35:44,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:44,188 INFO L93 Difference]: Finished difference Result 580 states and 646 transitions. [2018-04-11 21:35:44,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 21:35:44,188 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 30 [2018-04-11 21:35:44,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:44,190 INFO L225 Difference]: With dead ends: 580 [2018-04-11 21:35:44,190 INFO L226 Difference]: Without dead ends: 564 [2018-04-11 21:35:44,191 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:35:44,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2018-04-11 21:35:44,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 446. [2018-04-11 21:35:44,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-04-11 21:35:44,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 530 transitions. [2018-04-11 21:35:44,205 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 530 transitions. Word has length 30 [2018-04-11 21:35:44,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:44,205 INFO L459 AbstractCegarLoop]: Abstraction has 446 states and 530 transitions. [2018-04-11 21:35:44,205 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 21:35:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 530 transitions. [2018-04-11 21:35:44,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-11 21:35:44,206 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:44,206 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] [2018-04-11 21:35:44,207 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:44,207 INFO L82 PathProgramCache]: Analyzing trace with hash -1131429772, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:44,214 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:44,238 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:44,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:44,285 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:44,310 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:44,310 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-11 21:35:44,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:35:44,311 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:35:44,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:35:44,311 INFO L87 Difference]: Start difference. First operand 446 states and 530 transitions. Second operand 4 states. [2018-04-11 21:35:44,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:44,342 INFO L93 Difference]: Finished difference Result 544 states and 634 transitions. [2018-04-11 21:35:44,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 21:35:44,342 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-04-11 21:35:44,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:44,344 INFO L225 Difference]: With dead ends: 544 [2018-04-11 21:35:44,344 INFO L226 Difference]: Without dead ends: 541 [2018-04-11 21:35:44,345 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:35:44,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2018-04-11 21:35:44,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 515. [2018-04-11 21:35:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-04-11 21:35:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 627 transitions. [2018-04-11 21:35:44,360 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 627 transitions. Word has length 31 [2018-04-11 21:35:44,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:44,360 INFO L459 AbstractCegarLoop]: Abstraction has 515 states and 627 transitions. [2018-04-11 21:35:44,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:35:44,361 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 627 transitions. [2018-04-11 21:35:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-11 21:35:44,361 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:44,361 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] [2018-04-11 21:35:44,362 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:44,362 INFO L82 PathProgramCache]: Analyzing trace with hash 1752548743, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:44,371 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:44,390 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:44,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:44,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:44,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:35:44,486 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,487 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,488 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-04-11 21:35:44,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2018-04-11 21:35:44,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:35:44,526 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,530 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,535 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,535 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:27, output treesize:11 [2018-04-11 21:35:44,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-11 21:35:44,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-11 21:35:44,549 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,550 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,551 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,551 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-11 21:35:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:44,557 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:44,993 WARN L148 SmtUtils]: Spent 419ms on a formula simplification that was a NOOP. DAG size: 18 [2018-04-11 21:35:44,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2018-04-11 21:35:44,997 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:44,998 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. [2018-04-11 21:35:44,999 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:26, output treesize:17 [2018-04-11 21:35:45,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:45,042 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:45,043 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 10 [2018-04-11 21:35:45,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 21:35:45,043 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 21:35:45,043 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:35:45,043 INFO L87 Difference]: Start difference. First operand 515 states and 627 transitions. Second operand 11 states. [2018-04-11 21:35:45,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:45,681 INFO L93 Difference]: Finished difference Result 1734 states and 2127 transitions. [2018-04-11 21:35:45,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-11 21:35:45,681 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2018-04-11 21:35:45,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:45,686 INFO L225 Difference]: With dead ends: 1734 [2018-04-11 21:35:45,686 INFO L226 Difference]: Without dead ends: 1733 [2018-04-11 21:35:45,687 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2018-04-11 21:35:45,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2018-04-11 21:35:45,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 514. [2018-04-11 21:35:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2018-04-11 21:35:45,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 626 transitions. [2018-04-11 21:35:45,707 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 626 transitions. Word has length 32 [2018-04-11 21:35:45,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:45,708 INFO L459 AbstractCegarLoop]: Abstraction has 514 states and 626 transitions. [2018-04-11 21:35:45,708 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 21:35:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 626 transitions. [2018-04-11 21:35:45,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-11 21:35:45,709 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:45,709 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] [2018-04-11 21:35:45,709 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:45,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1752548744, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:45,723 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:45,742 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:45,762 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:45,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:45,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:35:45,764 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,765 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,765 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-04-11 21:35:45,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2018-04-11 21:35:45,794 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 8 treesize of output 7 [2018-04-11 21:35:45,794 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,799 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 32 [2018-04-11 21:35:45,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:35:45,813 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,817 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,824 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,824 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:55, output treesize:29 [2018-04-11 21:35:45,835 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 25 [2018-04-11 21:35:45,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-04-11 21:35:45,838 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,839 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,845 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 32 treesize of output 26 [2018-04-11 21:35:45,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 11 [2018-04-11 21:35:45,848 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,851 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,854 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:45,855 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:11 [2018-04-11 21:35:45,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:45,866 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:45,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 36 [2018-04-11 21:35:45,953 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 21:35:46,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-11 21:35:46,047 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:46,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-11 21:35:46,081 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:46,093 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:35:46,093 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:72, output treesize:54 [2018-04-11 21:35:46,114 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 14 treesize of output 12 [2018-04-11 21:35:46,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-11 21:35:46,116 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:46,117 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:46,119 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:46,120 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:34, output treesize:4 [2018-04-11 21:35:46,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:46,160 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:46,160 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 10 [2018-04-11 21:35:46,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 21:35:46,161 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 21:35:46,161 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:35:46,161 INFO L87 Difference]: Start difference. First operand 514 states and 626 transitions. Second operand 11 states. [2018-04-11 21:35:47,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:47,044 INFO L93 Difference]: Finished difference Result 1733 states and 2126 transitions. [2018-04-11 21:35:47,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-11 21:35:47,078 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2018-04-11 21:35:47,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:47,085 INFO L225 Difference]: With dead ends: 1733 [2018-04-11 21:35:47,085 INFO L226 Difference]: Without dead ends: 1732 [2018-04-11 21:35:47,086 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2018-04-11 21:35:47,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1732 states. [2018-04-11 21:35:47,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1732 to 513. [2018-04-11 21:35:47,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-04-11 21:35:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 625 transitions. [2018-04-11 21:35:47,116 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 625 transitions. Word has length 32 [2018-04-11 21:35:47,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:47,116 INFO L459 AbstractCegarLoop]: Abstraction has 513 states and 625 transitions. [2018-04-11 21:35:47,116 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 21:35:47,116 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 625 transitions. [2018-04-11 21:35:47,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-11 21:35:47,117 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:47,117 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:35:47,117 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:47,118 INFO L82 PathProgramCache]: Analyzing trace with hash -291272386, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:47,127 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:47,149 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:47,167 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:47,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:47,204 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:35:47,204 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:35:47,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 21:35:47,204 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 21:35:47,205 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:35:47,205 INFO L87 Difference]: Start difference. First operand 513 states and 625 transitions. Second operand 3 states. [2018-04-11 21:35:47,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:35:47,228 INFO L93 Difference]: Finished difference Result 783 states and 979 transitions. [2018-04-11 21:35:47,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 21:35:47,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-04-11 21:35:47,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:35:47,230 INFO L225 Difference]: With dead ends: 783 [2018-04-11 21:35:47,231 INFO L226 Difference]: Without dead ends: 517 [2018-04-11 21:35:47,232 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:35:47,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-04-11 21:35:47,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 517. [2018-04-11 21:35:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-04-11 21:35:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 629 transitions. [2018-04-11 21:35:47,253 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 629 transitions. Word has length 41 [2018-04-11 21:35:47,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:35:47,254 INFO L459 AbstractCegarLoop]: Abstraction has 517 states and 629 transitions. [2018-04-11 21:35:47,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 21:35:47,254 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 629 transitions. [2018-04-11 21:35:47,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-11 21:35:47,255 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:35:47,255 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-11 21:35:47,255 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:35:47,256 INFO L82 PathProgramCache]: Analyzing trace with hash 410589823, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:35:47,268 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:35:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:35:47,303 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:35:47,314 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:47,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:47,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 21:35:47,316 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,318 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-04-11 21:35:47,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:35:47,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:35:47,329 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,331 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,337 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,338 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:16 [2018-04-11 21:35:47,376 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 34 treesize of output 28 [2018-04-11 21:35:47,378 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:35:47,378 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,382 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,387 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,387 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:39, output treesize:16 [2018-04-11 21:35:47,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:47,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:47,405 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 21:35:47,405 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,408 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,408 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:15 [2018-04-11 21:35:47,453 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 41 treesize of output 42 [2018-04-11 21:35:47,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:35:47,455 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,462 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 32 [2018-04-11 21:35:47,477 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 8 treesize of output 7 [2018-04-11 21:35:47,477 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,484 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,493 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,494 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:59, output treesize:37 [2018-04-11 21:35:47,619 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 53 [2018-04-11 21:35:47,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:35:47,624 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,634 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 71 [2018-04-11 21:35:47,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:35:47,667 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,675 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,688 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. [2018-04-11 21:35:47,688 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:106, output treesize:80 [2018-04-11 21:35:47,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:47,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-11 21:35:47,717 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,733 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:47,734 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:35:47,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 10 [2018-04-11 21:35:47,734 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,750 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. [2018-04-11 21:35:47,750 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:91, output treesize:84 [2018-04-11 21:35:47,782 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 76 treesize of output 58 [2018-04-11 21:35:47,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 29 [2018-04-11 21:35:47,785 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:35:47,797 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,804 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,818 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 39 treesize of output 35 [2018-04-11 21:35:47,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-11 21:35:47,822 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 11 [2018-04-11 21:35:47,829 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,833 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,841 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. [2018-04-11 21:35:47,841 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:102, output treesize:20 [2018-04-11 21:35:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:35:47,867 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:35:47,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:35:47,962 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:35:47,962 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 55 treesize of output 46 [2018-04-11 21:35:47,962 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:47,990 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:35:47,990 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:35:47,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2018-04-11 21:35:47,991 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:48,004 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:35:48,005 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:90, output treesize:69 [2018-04-11 21:35:51,615 WARN L151 SmtUtils]: Spent 1321ms on a formula simplification. DAG size of input: 69 DAG size of output 45 [2018-04-11 21:35:51,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 68 [2018-04-11 21:35:51,644 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:35:51,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 135 [2018-04-11 21:35:51,655 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 21:35:51,681 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 20 dim-0 vars, and 5 xjuncts. [2018-04-11 21:35:51,681 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:175, output treesize:627 [2018-04-11 21:36:01,281 WARN L151 SmtUtils]: Spent 8487ms on a formula simplification. DAG size of input: 143 DAG size of output 119 [2018-04-11 21:36:01,628 WARN L151 SmtUtils]: Spent 337ms on a formula simplification. DAG size of input: 143 DAG size of output 131 [2018-04-11 21:36:01,650 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 147 treesize of output 157 [2018-04-11 21:36:01,794 WARN L151 SmtUtils]: Spent 141ms on a formula simplification. DAG size of input: 72 DAG size of output 69 [2018-04-11 21:36:01,798 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:01,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 111 treesize of output 112 [2018-04-11 21:36:01,800 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:01,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:01,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 123 treesize of output 124 [2018-04-11 21:36:01,805 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:01,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:01,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 110 [2018-04-11 21:36:01,809 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:01,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 97 [2018-04-11 21:36:01,970 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 93 [2018-04-11 21:36:02,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:36:02,090 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-11 21:36:02,101 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,108 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:02,224 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 111 [2018-04-11 21:36:02,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:02,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-11 21:36:02,227 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,236 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:02,239 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 99 [2018-04-11 21:36:02,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:02,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-11 21:36:02,243 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,255 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,263 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 94 treesize of output 98 [2018-04-11 21:36:02,265 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 89 treesize of output 83 [2018-04-11 21:36:02,266 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,281 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,361 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:02,366 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 147 treesize of output 140 [2018-04-11 21:36:02,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 21:36:02,393 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,404 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 18 treesize of output 17 [2018-04-11 21:36:02,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-11 21:36:02,406 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:36:02,410 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,411 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,418 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,422 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 135 [2018-04-11 21:36:02,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 8 [2018-04-11 21:36:02,471 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,491 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 18 treesize of output 14 [2018-04-11 21:36:02,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:02,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-11 21:36:02,495 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,498 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,514 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:02,741 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 86 treesize of output 84 [2018-04-11 21:36:02,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-11 21:36:02,744 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,752 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,959 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:02,963 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 149 treesize of output 145 [2018-04-11 21:36:02,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 21:36:02,987 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:02,996 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:02,997 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 18 treesize of output 17 [2018-04-11 21:36:02,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-11 21:36:02,999 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1 [2018-04-11 21:36:03,004 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,005 INFO L267 ElimStorePlain]: Start of recursive call 29: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,010 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,186 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:03,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 85 [2018-04-11 21:36:03,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:03,238 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:03,238 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 42 treesize of output 46 [2018-04-11 21:36:03,239 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:03,242 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:03,243 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 30 treesize of output 34 [2018-04-11 21:36:03,243 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:03,246 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:03,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34 [2018-04-11 21:36:03,247 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2018-04-11 21:36:03,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:36:03,263 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,264 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,269 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 95 [2018-04-11 21:36:03,406 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 67 DAG size of output 59 [2018-04-11 21:36:03,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 59 [2018-04-11 21:36:03,409 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,447 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:03,449 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 57 treesize of output 65 [2018-04-11 21:36:03,449 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,488 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 59 treesize of output 53 [2018-04-11 21:36:03,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2018-04-11 21:36:03,490 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1 [2018-04-11 21:36:03,499 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,506 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,539 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 56 treesize of output 50 [2018-04-11 21:36:03,541 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:03,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 14 [2018-04-11 21:36:03,542 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,549 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,566 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:03,695 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 4 dim-2 vars, End of recursive call: 22 dim-0 vars, and 9 xjuncts. [2018-04-11 21:36:03,696 INFO L202 ElimStorePlain]: Needed 45 recursive calls to eliminate 20 variables, input treesize:497, output treesize:598 [2018-04-11 21:36:06,848 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:36:06,849 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:06,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:06,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-11 21:36:06,859 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 75 [2018-04-11 21:36:06,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:06,909 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,919 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 58 treesize of output 54 [2018-04-11 21:36:06,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 8 [2018-04-11 21:36:06,936 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,943 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 26 [2018-04-11 21:36:06,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 4 [2018-04-11 21:36:06,944 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:36:06,949 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,951 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,952 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,953 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,957 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:06,957 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 13 variables, input treesize:362, output treesize:4 [2018-04-11 21:36:07,018 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:07,037 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 21:36:07,038 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2018-04-11 21:36:07,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-11 21:36:07,038 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-11 21:36:07,039 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=613, Unknown=2, NotChecked=0, Total=702 [2018-04-11 21:36:07,039 INFO L87 Difference]: Start difference. First operand 517 states and 629 transitions. Second operand 27 states. [2018-04-11 21:36:12,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:12,221 INFO L93 Difference]: Finished difference Result 1057 states and 1247 transitions. [2018-04-11 21:36:12,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 21:36:12,221 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 41 [2018-04-11 21:36:12,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:12,224 INFO L225 Difference]: With dead ends: 1057 [2018-04-11 21:36:12,224 INFO L226 Difference]: Without dead ends: 1055 [2018-04-11 21:36:12,225 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 17.3s TimeCoverageRelationStatistics Valid=450, Invalid=1528, Unknown=2, NotChecked=0, Total=1980 [2018-04-11 21:36:12,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1055 states. [2018-04-11 21:36:12,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1055 to 507. [2018-04-11 21:36:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2018-04-11 21:36:12,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 618 transitions. [2018-04-11 21:36:12,249 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 618 transitions. Word has length 41 [2018-04-11 21:36:12,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:12,249 INFO L459 AbstractCegarLoop]: Abstraction has 507 states and 618 transitions. [2018-04-11 21:36:12,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-11 21:36:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 618 transitions. [2018-04-11 21:36:12,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-11 21:36:12,250 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:12,250 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:12,250 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:12,250 INFO L82 PathProgramCache]: Analyzing trace with hash 422706307, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:12,260 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:12,282 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:12,308 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:12,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:12,346 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:12,346 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:36:12,347 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 21:36:12,347 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 21:36:12,347 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:36:12,347 INFO L87 Difference]: Start difference. First operand 507 states and 618 transitions. Second operand 3 states. [2018-04-11 21:36:12,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:12,390 INFO L93 Difference]: Finished difference Result 860 states and 1054 transitions. [2018-04-11 21:36:12,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 21:36:12,391 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2018-04-11 21:36:12,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:12,393 INFO L225 Difference]: With dead ends: 860 [2018-04-11 21:36:12,393 INFO L226 Difference]: Without dead ends: 590 [2018-04-11 21:36:12,394 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:36:12,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2018-04-11 21:36:12,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 517. [2018-04-11 21:36:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-04-11 21:36:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 630 transitions. [2018-04-11 21:36:12,416 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 630 transitions. Word has length 43 [2018-04-11 21:36:12,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:12,416 INFO L459 AbstractCegarLoop]: Abstraction has 517 states and 630 transitions. [2018-04-11 21:36:12,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 21:36:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 630 transitions. [2018-04-11 21:36:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-11 21:36:12,417 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:12,417 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:12,417 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:12,418 INFO L82 PathProgramCache]: Analyzing trace with hash -2106783941, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:12,426 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:12,442 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:12,446 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:12,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:12,469 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:12,469 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:36:12,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 21:36:12,470 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 21:36:12,470 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:36:12,470 INFO L87 Difference]: Start difference. First operand 517 states and 630 transitions. Second operand 3 states. [2018-04-11 21:36:12,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:12,485 INFO L93 Difference]: Finished difference Result 1003 states and 1231 transitions. [2018-04-11 21:36:12,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 21:36:12,485 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2018-04-11 21:36:12,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:12,487 INFO L225 Difference]: With dead ends: 1003 [2018-04-11 21:36:12,487 INFO L226 Difference]: Without dead ends: 520 [2018-04-11 21:36:12,488 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:36:12,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2018-04-11 21:36:12,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 520. [2018-04-11 21:36:12,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2018-04-11 21:36:12,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 633 transitions. [2018-04-11 21:36:12,499 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 633 transitions. Word has length 44 [2018-04-11 21:36:12,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:12,500 INFO L459 AbstractCegarLoop]: Abstraction has 520 states and 633 transitions. [2018-04-11 21:36:12,500 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 21:36:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 633 transitions. [2018-04-11 21:36:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-11 21:36:12,500 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:12,500 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:12,500 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:12,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1818793448, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:12,507 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:12,528 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:12,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-11 21:36:12,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:36:12,584 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,590 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-11 21:36:12,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:36:12,598 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,599 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,604 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,604 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20 [2018-04-11 21:36:12,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:12,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,619 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 [2018-04-11 21:36:12,619 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,624 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 21:36:12,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:12,638 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,642 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,649 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,649 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:46, output treesize:38 [2018-04-11 21:36:12,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:12,663 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,671 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,671 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:40 [2018-04-11 21:36:12,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2018-04-11 21:36:12,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,691 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,695 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 23 treesize of output 46 [2018-04-11 21:36:12,695 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,703 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,715 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 30 treesize of output 23 [2018-04-11 21:36:12,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-11 21:36:12,719 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,727 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,737 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,737 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:63, output treesize:52 [2018-04-11 21:36:12,766 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 73 treesize of output 67 [2018-04-11 21:36:12,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:12,768 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,775 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,789 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 49 treesize of output 50 [2018-04-11 21:36:12,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:36:12,791 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,797 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,806 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,807 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:98, output treesize:52 [2018-04-11 21:36:12,822 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 26 [2018-04-11 21:36:12,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,827 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 26 treesize of output 28 [2018-04-11 21:36:12,827 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,831 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,837 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 25 [2018-04-11 21:36:12,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:12,839 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 25 treesize of output 24 [2018-04-11 21:36:12,840 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,844 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:12,847 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:66, output treesize:7 [2018-04-11 21:36:12,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:12,867 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:13,109 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:13,109 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 12 variables, input treesize:109, output treesize:1 [2018-04-11 21:36:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:13,135 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:13,135 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 16 [2018-04-11 21:36:13,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 21:36:13,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 21:36:13,135 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-11 21:36:13,135 INFO L87 Difference]: Start difference. First operand 520 states and 633 transitions. Second operand 16 states. [2018-04-11 21:36:13,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:13,914 INFO L93 Difference]: Finished difference Result 1390 states and 1643 transitions. [2018-04-11 21:36:13,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 21:36:13,914 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 46 [2018-04-11 21:36:13,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:13,916 INFO L225 Difference]: With dead ends: 1390 [2018-04-11 21:36:13,916 INFO L226 Difference]: Without dead ends: 904 [2018-04-11 21:36:13,917 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 76 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2018-04-11 21:36:13,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2018-04-11 21:36:13,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 556. [2018-04-11 21:36:13,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2018-04-11 21:36:13,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 675 transitions. [2018-04-11 21:36:13,932 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 675 transitions. Word has length 46 [2018-04-11 21:36:13,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:13,933 INFO L459 AbstractCegarLoop]: Abstraction has 556 states and 675 transitions. [2018-04-11 21:36:13,933 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 21:36:13,933 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 675 transitions. [2018-04-11 21:36:13,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-11 21:36:13,933 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:13,933 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:13,933 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:13,933 INFO L82 PathProgramCache]: Analyzing trace with hash 554894024, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:13,941 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:13,962 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:14,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:14,004 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:14,004 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 [2018-04-11 21:36:14,005 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,013 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,013 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-11 21:36:14,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:14,026 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 10 treesize of output 9 [2018-04-11 21:36:14,026 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,028 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,034 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,034 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:30 [2018-04-11 21:36:14,062 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 45 treesize of output 39 [2018-04-11 21:36:14,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:14,064 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,068 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,075 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,075 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:53, output treesize:30 [2018-04-11 21:36:14,110 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 31 treesize of output 25 [2018-04-11 21:36:14,112 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:14,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 17 [2018-04-11 21:36:14,113 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,117 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,124 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:14,124 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:45, output treesize:15 [2018-04-11 21:36:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:14,141 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:14,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-04-11 21:36:14,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:14,272 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:14,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:14,286 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,288 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,289 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 18 [2018-04-11 21:36:14,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2018-04-11 21:36:14,295 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:14,299 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:14,312 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 7 xjuncts. [2018-04-11 21:36:14,340 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 6 xjuncts. [2018-04-11 21:36:14,340 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:46, output treesize:79 [2018-04-11 21:36:14,423 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:14,424 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:14,425 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 18 treesize of output 13 [2018-04-11 21:36:14,425 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,429 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:14,429 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:49, output treesize:3 [2018-04-11 21:36:14,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:14,459 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:14,459 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 11] imperfect sequences [] total 18 [2018-04-11 21:36:14,459 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 21:36:14,459 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 21:36:14,459 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2018-04-11 21:36:14,460 INFO L87 Difference]: Start difference. First operand 556 states and 675 transitions. Second operand 19 states. [2018-04-11 21:36:15,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:15,364 INFO L93 Difference]: Finished difference Result 864 states and 1033 transitions. [2018-04-11 21:36:15,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 21:36:15,365 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 47 [2018-04-11 21:36:15,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:15,367 INFO L225 Difference]: With dead ends: 864 [2018-04-11 21:36:15,367 INFO L226 Difference]: Without dead ends: 863 [2018-04-11 21:36:15,367 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=213, Invalid=717, Unknown=0, NotChecked=0, Total=930 [2018-04-11 21:36:15,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-04-11 21:36:15,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 577. [2018-04-11 21:36:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2018-04-11 21:36:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 699 transitions. [2018-04-11 21:36:15,392 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 699 transitions. Word has length 47 [2018-04-11 21:36:15,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:15,392 INFO L459 AbstractCegarLoop]: Abstraction has 577 states and 699 transitions. [2018-04-11 21:36:15,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 21:36:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 699 transitions. [2018-04-11 21:36:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-11 21:36:15,393 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:15,393 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:15,393 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:15,393 INFO L82 PathProgramCache]: Analyzing trace with hash 554894025, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:15,402 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:15,429 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:15,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:36:15,445 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,471 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:15,472 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:15,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 21:36:15,472 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,477 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,477 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:16 [2018-04-11 21:36:15,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:15,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:36:15,492 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,494 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:15,508 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 10 treesize of output 9 [2018-04-11 21:36:15,509 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,511 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,528 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,528 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:39, output treesize:34 [2018-04-11 21:36:15,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 34 [2018-04-11 21:36:15,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:36:15,558 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,562 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-04-11 21:36:15,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:36:15,576 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,581 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,588 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,588 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:80, output treesize:34 [2018-04-11 21:36:15,621 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 31 treesize of output 25 [2018-04-11 21:36:15,623 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:15,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 17 [2018-04-11 21:36:15,624 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,628 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,639 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 19 treesize of output 15 [2018-04-11 21:36:15,641 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:15,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:15,641 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,644 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:15,651 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:58, output treesize:9 [2018-04-11 21:36:15,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:15,667 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:17,694 WARN L148 SmtUtils]: Spent 1035ms on a formula simplification that was a NOOP. DAG size: 47 [2018-04-11 21:36:17,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 73 [2018-04-11 21:36:17,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:17,744 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,765 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 58 treesize of output 54 [2018-04-11 21:36:17,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 54 [2018-04-11 21:36:17,773 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:17,780 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:17,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:17,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:17,784 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,787 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,809 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 7 xjuncts. [2018-04-11 21:36:17,881 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-04-11 21:36:17,901 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 11 treesize of output 10 [2018-04-11 21:36:17,901 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,909 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 24 treesize of output 20 [2018-04-11 21:36:17,910 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:17,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:17,912 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,913 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,916 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 67 [2018-04-11 21:36:17,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:17,946 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,971 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 37 treesize of output 31 [2018-04-11 21:36:17,973 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:17,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-04-11 21:36:17,975 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,976 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:17,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:17,980 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,983 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:17,995 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:17,997 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 42 [2018-04-11 21:36:18,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:18,015 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,022 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 24 treesize of output 20 [2018-04-11 21:36:18,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-11 21:36:18,029 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-04-11 21:36:18,033 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:18,040 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:18,043 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 51 [2018-04-11 21:36:18,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:36:18,069 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,080 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 20 [2018-04-11 21:36:18,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:18,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:18,083 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,084 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,088 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-11 21:36:18,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:18,112 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,119 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 20 [2018-04-11 21:36:18,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 20 [2018-04-11 21:36:18,125 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-04-11 21:36:18,128 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:18,134 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:18,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-04-11 21:36:18,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:18,161 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,169 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 10 treesize of output 8 [2018-04-11 21:36:18,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:18,171 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,172 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,178 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2018-04-11 21:36:18,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:18,236 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:18,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:18,253 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,256 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,257 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 [2018-04-11 21:36:18,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:36:18,264 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 2 xjuncts. [2018-04-11 21:36:18,268 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:18,280 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-11 21:36:18,343 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 3 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-11 21:36:18,343 INFO L202 ElimStorePlain]: Needed 39 recursive calls to eliminate 10 variables, input treesize:127, output treesize:76 [2018-04-11 21:36:18,420 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:36:18,420 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,425 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:18,426 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:18,426 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 13 treesize of output 3 [2018-04-11 21:36:18,426 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,429 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:18,429 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:33, output treesize:3 [2018-04-11 21:36:18,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:18,470 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:18,470 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 11] imperfect sequences [] total 18 [2018-04-11 21:36:18,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 21:36:18,470 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 21:36:18,470 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2018-04-11 21:36:18,471 INFO L87 Difference]: Start difference. First operand 577 states and 699 transitions. Second operand 19 states. [2018-04-11 21:36:19,030 WARN L151 SmtUtils]: Spent 263ms on a formula simplification. DAG size of input: 78 DAG size of output 77 [2018-04-11 21:36:19,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:19,865 INFO L93 Difference]: Finished difference Result 1204 states and 1405 transitions. [2018-04-11 21:36:19,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 21:36:19,866 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 47 [2018-04-11 21:36:19,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:19,869 INFO L225 Difference]: With dead ends: 1204 [2018-04-11 21:36:19,869 INFO L226 Difference]: Without dead ends: 1202 [2018-04-11 21:36:19,870 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=269, Invalid=991, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 21:36:19,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1202 states. [2018-04-11 21:36:19,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1202 to 587. [2018-04-11 21:36:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2018-04-11 21:36:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 711 transitions. [2018-04-11 21:36:19,887 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 711 transitions. Word has length 47 [2018-04-11 21:36:19,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:19,887 INFO L459 AbstractCegarLoop]: Abstraction has 587 states and 711 transitions. [2018-04-11 21:36:19,887 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 21:36:19,887 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 711 transitions. [2018-04-11 21:36:19,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-11 21:36:19,887 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:19,887 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:19,888 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:19,888 INFO L82 PathProgramCache]: Analyzing trace with hash -889237438, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:19,902 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:19,920 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:19,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:19,926 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:19,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:19,953 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:19,953 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:36:19,953 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 21:36:19,953 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 21:36:19,954 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:36:19,954 INFO L87 Difference]: Start difference. First operand 587 states and 711 transitions. Second operand 3 states. [2018-04-11 21:36:19,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:19,975 INFO L93 Difference]: Finished difference Result 1077 states and 1317 transitions. [2018-04-11 21:36:19,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 21:36:19,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-04-11 21:36:19,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:19,977 INFO L225 Difference]: With dead ends: 1077 [2018-04-11 21:36:19,977 INFO L226 Difference]: Without dead ends: 591 [2018-04-11 21:36:19,978 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:36:19,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-04-11 21:36:19,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 591. [2018-04-11 21:36:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2018-04-11 21:36:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 715 transitions. [2018-04-11 21:36:19,993 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 715 transitions. Word has length 47 [2018-04-11 21:36:19,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:19,993 INFO L459 AbstractCegarLoop]: Abstraction has 591 states and 715 transitions. [2018-04-11 21:36:19,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 21:36:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 715 transitions. [2018-04-11 21:36:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-11 21:36:19,994 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:19,994 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:19,994 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:19,994 INFO L82 PathProgramCache]: Analyzing trace with hash -750522098, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:20,000 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:20,017 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:20,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-11 21:36:20,029 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 [2018-04-11 21:36:20,029 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,031 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-11 21:36:20,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:36:20,041 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,042 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,047 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,047 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:34, output treesize:26 [2018-04-11 21:36:20,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:20,059 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,060 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 [2018-04-11 21:36:20,060 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,064 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 21:36:20,076 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 21:36:20,077 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,080 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,088 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,088 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:52, output treesize:44 [2018-04-11 21:36:20,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,101 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:20,102 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,109 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,110 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:43 [2018-04-11 21:36:20,126 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 30 treesize of output 23 [2018-04-11 21:36:20,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,132 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 23 treesize of output 46 [2018-04-11 21:36:20,132 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,139 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,154 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 30 treesize of output 23 [2018-04-11 21:36:20,156 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,157 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-11 21:36:20,160 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,166 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,182 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,182 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:69, output treesize:49 [2018-04-11 21:36:20,217 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 73 treesize of output 67 [2018-04-11 21:36:20,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:36:20,219 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,226 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2018-04-11 21:36:20,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:20,244 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,249 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,260 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,260 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:95, output treesize:49 [2018-04-11 21:36:20,278 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 26 [2018-04-11 21:36:20,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,283 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 26 treesize of output 28 [2018-04-11 21:36:20,283 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,287 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,294 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 [2018-04-11 21:36:20,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:20,297 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 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 21:36:20,297 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,299 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,303 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,303 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:63, output treesize:7 [2018-04-11 21:36:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:20,324 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:20,584 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:20,584 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 11 variables, input treesize:117, output treesize:1 [2018-04-11 21:36:20,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:20,609 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:20,610 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12, 10] imperfect sequences [] total 18 [2018-04-11 21:36:20,610 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 21:36:20,610 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 21:36:20,610 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2018-04-11 21:36:20,610 INFO L87 Difference]: Start difference. First operand 591 states and 715 transitions. Second operand 18 states. [2018-04-11 21:36:22,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:22,017 INFO L93 Difference]: Finished difference Result 1106 states and 1292 transitions. [2018-04-11 21:36:22,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 21:36:22,017 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 48 [2018-04-11 21:36:22,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:22,020 INFO L225 Difference]: With dead ends: 1106 [2018-04-11 21:36:22,020 INFO L226 Difference]: Without dead ends: 903 [2018-04-11 21:36:22,020 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=342, Invalid=1064, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 21:36:22,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2018-04-11 21:36:22,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 658. [2018-04-11 21:36:22,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 658 states. [2018-04-11 21:36:22,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 658 states and 807 transitions. [2018-04-11 21:36:22,037 INFO L78 Accepts]: Start accepts. Automaton has 658 states and 807 transitions. Word has length 48 [2018-04-11 21:36:22,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:22,037 INFO L459 AbstractCegarLoop]: Abstraction has 658 states and 807 transitions. [2018-04-11 21:36:22,037 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 21:36:22,037 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 807 transitions. [2018-04-11 21:36:22,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-11 21:36:22,038 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:22,038 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:22,038 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:22,038 INFO L82 PathProgramCache]: Analyzing trace with hash -454294459, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:22,044 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:22,060 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:22,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:22,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 17 [2018-04-11 21:36:22,084 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:22,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:22,094 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:22,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:22,095 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:22,100 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. [2018-04-11 21:36:22,100 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-11 21:36:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:22,114 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:22,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:22,203 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:22,203 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2018-04-11 21:36:22,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-11 21:36:22,203 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-11 21:36:22,203 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-04-11 21:36:22,204 INFO L87 Difference]: Start difference. First operand 658 states and 807 transitions. Second operand 10 states. [2018-04-11 21:36:22,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:22,661 INFO L93 Difference]: Finished difference Result 1068 states and 1294 transitions. [2018-04-11 21:36:22,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 21:36:22,662 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 49 [2018-04-11 21:36:22,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:22,665 INFO L225 Difference]: With dead ends: 1068 [2018-04-11 21:36:22,665 INFO L226 Difference]: Without dead ends: 1060 [2018-04-11 21:36:22,665 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2018-04-11 21:36:22,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2018-04-11 21:36:22,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 715. [2018-04-11 21:36:22,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2018-04-11 21:36:22,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 876 transitions. [2018-04-11 21:36:22,683 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 876 transitions. Word has length 49 [2018-04-11 21:36:22,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:22,683 INFO L459 AbstractCegarLoop]: Abstraction has 715 states and 876 transitions. [2018-04-11 21:36:22,684 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-11 21:36:22,684 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 876 transitions. [2018-04-11 21:36:22,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 21:36:22,684 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:22,685 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:22,685 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:22,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1942959657, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:22,694 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:22,712 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:22,769 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 [2018-04-11 21:36:22,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:22,770 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:22,771 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:22,775 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 [2018-04-11 21:36:22,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:22,777 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:22,778 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:22,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:22,780 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-11 21:36:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:22,787 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:22,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:22,832 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:22,833 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 8 [2018-04-11 21:36:22,833 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 21:36:22,833 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 21:36:22,833 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:36:22,833 INFO L87 Difference]: Start difference. First operand 715 states and 876 transitions. Second operand 8 states. [2018-04-11 21:36:23,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:23,079 INFO L93 Difference]: Finished difference Result 1214 states and 1519 transitions. [2018-04-11 21:36:23,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 21:36:23,079 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2018-04-11 21:36:23,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:23,082 INFO L225 Difference]: With dead ends: 1214 [2018-04-11 21:36:23,082 INFO L226 Difference]: Without dead ends: 867 [2018-04-11 21:36:23,082 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2018-04-11 21:36:23,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2018-04-11 21:36:23,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 751. [2018-04-11 21:36:23,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2018-04-11 21:36:23,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 911 transitions. [2018-04-11 21:36:23,099 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 911 transitions. Word has length 50 [2018-04-11 21:36:23,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:23,099 INFO L459 AbstractCegarLoop]: Abstraction has 751 states and 911 transitions. [2018-04-11 21:36:23,099 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 21:36:23,099 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 911 transitions. [2018-04-11 21:36:23,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 21:36:23,100 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:23,100 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:23,100 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:23,100 INFO L82 PathProgramCache]: Analyzing trace with hash 689721905, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:23,106 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:23,124 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:23,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:23,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-11 21:36:23,139 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,140 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:23,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:23,149 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,151 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,156 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,156 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:35, output treesize:27 [2018-04-11 21:36:23,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:23,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:23,166 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 [2018-04-11 21:36:23,166 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,171 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,171 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:26 [2018-04-11 21:36:23,182 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 23 treesize of output 18 [2018-04-11 21:36:23,184 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:23,185 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 27 [2018-04-11 21:36:23,185 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,200 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 23 treesize of output 18 [2018-04-11 21:36:23,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:23,203 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 18 treesize of output 27 [2018-04-11 21:36:23,203 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,207 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,215 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,215 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:32 [2018-04-11 21:36:23,241 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 66 treesize of output 60 [2018-04-11 21:36:23,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:36:23,243 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,248 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,259 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 33 treesize of output 34 [2018-04-11 21:36:23,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:36:23,261 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,265 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,273 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:78, output treesize:32 [2018-04-11 21:36:23,314 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 [2018-04-11 21:36:23,316 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:23,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:23,317 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:23,320 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 0 case distinctions, treesize of input 23 treesize of output 31 [2018-04-11 21:36:23,320 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,324 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,333 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 [2018-04-11 21:36:23,335 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:23,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 21:36:23,335 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,338 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,344 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:23,344 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:56, output treesize:7 [2018-04-11 21:36:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:23,371 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:24,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2018-04-11 21:36:24,160 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2018-04-11 21:36:24,162 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,163 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 35 treesize of output 40 [2018-04-11 21:36:24,164 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,169 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 23 [2018-04-11 21:36:24,172 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-11 21:36:24,173 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,178 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,197 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 42 treesize of output 34 [2018-04-11 21:36:24,215 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,215 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,218 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 24 treesize of output 25 [2018-04-11 21:36:24,218 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,228 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:24,230 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 37 treesize of output 31 [2018-04-11 21:36:24,246 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,246 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,248 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 24 treesize of output 25 [2018-04-11 21:36:24,249 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,250 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2018-04-11 21:36:24,251 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,263 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:24,264 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 33 treesize of output 27 [2018-04-11 21:36:24,266 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,266 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 25 [2018-04-11 21:36:24,268 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,271 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,290 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:24,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2018-04-11 21:36:24,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2018-04-11 21:36:24,343 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2018-04-11 21:36:24,344 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,349 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 23 [2018-04-11 21:36:24,353 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-04-11 21:36:24,355 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,359 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,385 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 33 treesize of output 27 [2018-04-11 21:36:24,386 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,387 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,388 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 24 treesize of output 25 [2018-04-11 21:36:24,389 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,393 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,394 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 42 treesize of output 34 [2018-04-11 21:36:24,411 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,412 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,413 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 24 treesize of output 25 [2018-04-11 21:36:24,414 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,420 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:24,421 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 37 treesize of output 31 [2018-04-11 21:36:24,433 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,433 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,435 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 24 treesize of output 25 [2018-04-11 21:36:24,436 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,437 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 14 [2018-04-11 21:36:24,438 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,450 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:24,467 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:24,513 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-04-11 21:36:24,513 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 11 variables, input treesize:121, output treesize:69 [2018-04-11 21:36:24,549 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:24,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-11 21:36:24,550 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,556 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:24,556 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:33, output treesize:3 [2018-04-11 21:36:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:24,587 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:24,587 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13, 14] imperfect sequences [] total 21 [2018-04-11 21:36:24,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 21:36:24,588 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 21:36:24,588 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=355, Unknown=0, NotChecked=0, Total=420 [2018-04-11 21:36:24,588 INFO L87 Difference]: Start difference. First operand 751 states and 911 transitions. Second operand 21 states. [2018-04-11 21:36:26,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:26,023 INFO L93 Difference]: Finished difference Result 1216 states and 1458 transitions. [2018-04-11 21:36:26,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 21:36:26,024 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 50 [2018-04-11 21:36:26,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:26,026 INFO L225 Difference]: With dead ends: 1216 [2018-04-11 21:36:26,026 INFO L226 Difference]: Without dead ends: 922 [2018-04-11 21:36:26,027 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 78 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=304, Invalid=956, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 21:36:26,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2018-04-11 21:36:26,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 678. [2018-04-11 21:36:26,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 678 states. [2018-04-11 21:36:26,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 812 transitions. [2018-04-11 21:36:26,044 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 812 transitions. Word has length 50 [2018-04-11 21:36:26,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:26,044 INFO L459 AbstractCegarLoop]: Abstraction has 678 states and 812 transitions. [2018-04-11 21:36:26,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 21:36:26,044 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 812 transitions. [2018-04-11 21:36:26,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 21:36:26,045 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:26,045 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:26,045 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:26,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1198226215, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:26,054 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:26,073 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:26,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:36:26,076 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,076 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,077 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:36:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:26,081 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:26,103 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:26,103 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:36:26,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:36:26,104 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:36:26,104 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:36:26,104 INFO L87 Difference]: Start difference. First operand 678 states and 812 transitions. Second operand 4 states. [2018-04-11 21:36:26,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:26,334 INFO L93 Difference]: Finished difference Result 1846 states and 2222 transitions. [2018-04-11 21:36:26,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 21:36:26,334 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2018-04-11 21:36:26,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:26,338 INFO L225 Difference]: With dead ends: 1846 [2018-04-11 21:36:26,338 INFO L226 Difference]: Without dead ends: 1841 [2018-04-11 21:36:26,339 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:36:26,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2018-04-11 21:36:26,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 675. [2018-04-11 21:36:26,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2018-04-11 21:36:26,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 810 transitions. [2018-04-11 21:36:26,358 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 810 transitions. Word has length 50 [2018-04-11 21:36:26,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:26,358 INFO L459 AbstractCegarLoop]: Abstraction has 675 states and 810 transitions. [2018-04-11 21:36:26,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:36:26,358 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 810 transitions. [2018-04-11 21:36:26,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 21:36:26,359 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:26,359 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:26,359 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:26,359 INFO L82 PathProgramCache]: Analyzing trace with hash -1198226214, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:26,370 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:26,389 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:26,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:36:26,392 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,394 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,394 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:36:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:26,401 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:26,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:26,433 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:26,433 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-11 21:36:26,434 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 21:36:26,434 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 21:36:26,434 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 21:36:26,434 INFO L87 Difference]: Start difference. First operand 675 states and 810 transitions. Second operand 6 states. [2018-04-11 21:36:26,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:26,700 INFO L93 Difference]: Finished difference Result 1315 states and 1576 transitions. [2018-04-11 21:36:26,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 21:36:26,700 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2018-04-11 21:36:26,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:26,704 INFO L225 Difference]: With dead ends: 1315 [2018-04-11 21:36:26,704 INFO L226 Difference]: Without dead ends: 1313 [2018-04-11 21:36:26,704 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:36:26,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2018-04-11 21:36:26,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 676. [2018-04-11 21:36:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-04-11 21:36:26,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 810 transitions. [2018-04-11 21:36:26,723 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 810 transitions. Word has length 50 [2018-04-11 21:36:26,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:26,723 INFO L459 AbstractCegarLoop]: Abstraction has 676 states and 810 transitions. [2018-04-11 21:36:26,723 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 21:36:26,723 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 810 transitions. [2018-04-11 21:36:26,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-11 21:36:26,723 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:26,724 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:26,724 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:26,724 INFO L82 PathProgramCache]: Analyzing trace with hash 520103340, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:26,729 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:26,749 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:26,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:26,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:26,760 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 [2018-04-11 21:36:26,760 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,764 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-11 21:36:26,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:26,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-11 21:36:26,776 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,777 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:26,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:36:26,787 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,788 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,793 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,794 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:34, output treesize:23 [2018-04-11 21:36:26,804 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 [2018-04-11 21:36:26,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:26,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,806 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,810 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,810 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:17 [2018-04-11 21:36:26,822 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 21 treesize of output 22 [2018-04-11 21:36:26,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:36:26,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,830 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,831 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:28, output treesize:13 [2018-04-11 21:36:26,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-11 21:36:26,866 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:26,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:26,867 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:26,873 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:28, output treesize:3 [2018-04-11 21:36:26,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:26,885 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:27,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 29 [2018-04-11 21:36:27,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:36:27,500 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:27,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:27,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:27,514 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:27,516 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:27,518 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 [2018-04-11 21:36:27,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:36:27,523 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 21:36:27,527 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:27,537 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-11 21:36:27,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:36:27,558 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:44, output treesize:43 [2018-04-11 21:36:27,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:27,629 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:27,629 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2018-04-11 21:36:27,630 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 21:36:27,630 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 21:36:27,630 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=284, Unknown=1, NotChecked=0, Total=342 [2018-04-11 21:36:27,630 INFO L87 Difference]: Start difference. First operand 676 states and 810 transitions. Second operand 19 states. [2018-04-11 21:36:28,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:28,394 INFO L93 Difference]: Finished difference Result 950 states and 1095 transitions. [2018-04-11 21:36:28,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 21:36:28,413 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 53 [2018-04-11 21:36:28,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:28,415 INFO L225 Difference]: With dead ends: 950 [2018-04-11 21:36:28,415 INFO L226 Difference]: Without dead ends: 949 [2018-04-11 21:36:28,416 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 86 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=224, Invalid=705, Unknown=1, NotChecked=0, Total=930 [2018-04-11 21:36:28,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-04-11 21:36:28,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 676. [2018-04-11 21:36:28,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-04-11 21:36:28,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 809 transitions. [2018-04-11 21:36:28,433 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 809 transitions. Word has length 53 [2018-04-11 21:36:28,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:28,433 INFO L459 AbstractCegarLoop]: Abstraction has 676 states and 809 transitions. [2018-04-11 21:36:28,434 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 21:36:28,434 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 809 transitions. [2018-04-11 21:36:28,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-11 21:36:28,434 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:28,434 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:28,434 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:28,434 INFO L82 PathProgramCache]: Analyzing trace with hash 668019565, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:28,440 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:28,457 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:28,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-11 21:36:28,470 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 17 treesize of output 5 [2018-04-11 21:36:28,470 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,470 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,471 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,471 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-11 21:36:28,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:28,476 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:28,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-04-11 21:36:28,478 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,479 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:9 [2018-04-11 21:36:28,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:28,501 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:28,502 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-11 21:36:28,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 21:36:28,502 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 21:36:28,502 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:36:28,502 INFO L87 Difference]: Start difference. First operand 676 states and 809 transitions. Second operand 5 states. [2018-04-11 21:36:28,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:28,653 INFO L93 Difference]: Finished difference Result 676 states and 809 transitions. [2018-04-11 21:36:28,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 21:36:28,653 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2018-04-11 21:36:28,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:28,655 INFO L225 Difference]: With dead ends: 676 [2018-04-11 21:36:28,655 INFO L226 Difference]: Without dead ends: 675 [2018-04-11 21:36:28,656 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 21:36:28,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2018-04-11 21:36:28,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 675. [2018-04-11 21:36:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2018-04-11 21:36:28,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 806 transitions. [2018-04-11 21:36:28,672 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 806 transitions. Word has length 53 [2018-04-11 21:36:28,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:28,672 INFO L459 AbstractCegarLoop]: Abstraction has 675 states and 806 transitions. [2018-04-11 21:36:28,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 21:36:28,673 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 806 transitions. [2018-04-11 21:36:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-11 21:36:28,673 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:28,673 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:28,673 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:28,673 INFO L82 PathProgramCache]: Analyzing trace with hash 668019566, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:28,681 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:28,699 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:28,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 25 [2018-04-11 21:36:28,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-04-11 21:36:28,713 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,714 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,718 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 32 treesize of output 26 [2018-04-11 21:36:28,719 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 26 treesize of output 11 [2018-04-11 21:36:28,720 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,722 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,724 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,724 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:11 [2018-04-11 21:36:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:28,731 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:28,736 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-11 21:36:28,736 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:28,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 32 treesize of output 36 [2018-04-11 21:36:28,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 21:36:28,759 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:28,760 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:45 [2018-04-11 21:36:28,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:28,796 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:28,797 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2018-04-11 21:36:28,797 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 21:36:28,797 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 21:36:28,797 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 21:36:28,797 INFO L87 Difference]: Start difference. First operand 675 states and 806 transitions. Second operand 6 states. [2018-04-11 21:36:29,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:29,009 INFO L93 Difference]: Finished difference Result 675 states and 806 transitions. [2018-04-11 21:36:29,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 21:36:29,009 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2018-04-11 21:36:29,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:29,011 INFO L225 Difference]: With dead ends: 675 [2018-04-11 21:36:29,011 INFO L226 Difference]: Without dead ends: 674 [2018-04-11 21:36:29,011 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:36:29,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2018-04-11 21:36:29,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 674. [2018-04-11 21:36:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-04-11 21:36:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 803 transitions. [2018-04-11 21:36:29,028 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 803 transitions. Word has length 53 [2018-04-11 21:36:29,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:29,028 INFO L459 AbstractCegarLoop]: Abstraction has 674 states and 803 transitions. [2018-04-11 21:36:29,028 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 21:36:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 803 transitions. [2018-04-11 21:36:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-11 21:36:29,029 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:29,029 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:29,029 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:29,029 INFO L82 PathProgramCache]: Analyzing trace with hash -883815031, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:29,035 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:29,053 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:29,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:29,057 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,059 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,060 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:36:29,080 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:29,081 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:29,081 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 [2018-04-11 21:36:29,082 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:29,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:29,099 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 [2018-04-11 21:36:29,099 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,104 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. [2018-04-11 21:36:29,104 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2018-04-11 21:36:29,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:29,114 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:29,156 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:29,156 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:29,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-11 21:36:29,156 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,160 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. [2018-04-11 21:36:29,160 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:19 [2018-04-11 21:36:29,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:29,205 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:29,205 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-11 21:36:29,205 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 21:36:29,206 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 21:36:29,206 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-11 21:36:29,206 INFO L87 Difference]: Start difference. First operand 674 states and 803 transitions. Second operand 12 states. [2018-04-11 21:36:29,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:29,743 INFO L93 Difference]: Finished difference Result 2000 states and 2427 transitions. [2018-04-11 21:36:29,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 21:36:29,744 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 53 [2018-04-11 21:36:29,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:29,749 INFO L225 Difference]: With dead ends: 2000 [2018-04-11 21:36:29,749 INFO L226 Difference]: Without dead ends: 1997 [2018-04-11 21:36:29,749 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2018-04-11 21:36:29,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2018-04-11 21:36:29,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 674. [2018-04-11 21:36:29,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-04-11 21:36:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 803 transitions. [2018-04-11 21:36:29,771 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 803 transitions. Word has length 53 [2018-04-11 21:36:29,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:29,771 INFO L459 AbstractCegarLoop]: Abstraction has 674 states and 803 transitions. [2018-04-11 21:36:29,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 21:36:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 803 transitions. [2018-04-11 21:36:29,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 21:36:29,772 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:29,772 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:29,772 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:29,772 INFO L82 PathProgramCache]: Analyzing trace with hash -1056665219, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:29,780 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:29,797 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:29,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-11 21:36:29,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-11 21:36:29,807 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,813 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,815 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,815 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-11 21:36:29,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:29,819 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:29,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2018-04-11 21:36:29,821 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,822 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:29,822 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:9 [2018-04-11 21:36:29,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:29,845 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:29,845 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-11 21:36:29,845 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 21:36:29,845 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 21:36:29,845 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:36:29,846 INFO L87 Difference]: Start difference. First operand 674 states and 803 transitions. Second operand 5 states. [2018-04-11 21:36:29,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:29,995 INFO L93 Difference]: Finished difference Result 674 states and 803 transitions. [2018-04-11 21:36:29,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 21:36:29,996 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2018-04-11 21:36:29,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:29,998 INFO L225 Difference]: With dead ends: 674 [2018-04-11 21:36:29,998 INFO L226 Difference]: Without dead ends: 673 [2018-04-11 21:36:29,999 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 21:36:30,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2018-04-11 21:36:30,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 673. [2018-04-11 21:36:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2018-04-11 21:36:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 799 transitions. [2018-04-11 21:36:30,020 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 799 transitions. Word has length 54 [2018-04-11 21:36:30,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:30,020 INFO L459 AbstractCegarLoop]: Abstraction has 673 states and 799 transitions. [2018-04-11 21:36:30,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 21:36:30,020 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 799 transitions. [2018-04-11 21:36:30,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-11 21:36:30,021 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:30,021 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:30,021 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:30,021 INFO L82 PathProgramCache]: Analyzing trace with hash 839258845, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:30,027 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:30,044 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:30,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:30,047 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:30,069 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:30,069 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:36:30,070 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 21:36:30,070 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 21:36:30,070 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:36:30,070 INFO L87 Difference]: Start difference. First operand 673 states and 799 transitions. Second operand 3 states. [2018-04-11 21:36:30,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:30,095 INFO L93 Difference]: Finished difference Result 1249 states and 1498 transitions. [2018-04-11 21:36:30,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 21:36:30,096 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-04-11 21:36:30,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:30,098 INFO L225 Difference]: With dead ends: 1249 [2018-04-11 21:36:30,098 INFO L226 Difference]: Without dead ends: 678 [2018-04-11 21:36:30,099 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 21:36:30,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2018-04-11 21:36:30,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 676. [2018-04-11 21:36:30,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-04-11 21:36:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 802 transitions. [2018-04-11 21:36:30,119 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 802 transitions. Word has length 55 [2018-04-11 21:36:30,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:30,120 INFO L459 AbstractCegarLoop]: Abstraction has 676 states and 802 transitions. [2018-04-11 21:36:30,120 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 21:36:30,120 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 802 transitions. [2018-04-11 21:36:30,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-11 21:36:30,120 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:30,120 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:30,120 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:30,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1583927902, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:30,126 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:30,148 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:30,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:36:30,151 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,152 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,152 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:36:30,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:30,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:36:30,170 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,171 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,174 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,174 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-04-11 21:36:30,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-11 21:36:30,179 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 17 treesize of output 5 [2018-04-11 21:36:30,179 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,180 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,181 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-11 21:36:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:30,185 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:30,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:30,214 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:30,214 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-11 21:36:30,214 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 21:36:30,214 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 21:36:30,214 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:36:30,215 INFO L87 Difference]: Start difference. First operand 676 states and 802 transitions. Second operand 5 states. [2018-04-11 21:36:30,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:30,440 INFO L93 Difference]: Finished difference Result 1008 states and 1193 transitions. [2018-04-11 21:36:30,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 21:36:30,441 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2018-04-11 21:36:30,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:30,442 INFO L225 Difference]: With dead ends: 1008 [2018-04-11 21:36:30,443 INFO L226 Difference]: Without dead ends: 1007 [2018-04-11 21:36:30,443 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:36:30,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1007 states. [2018-04-11 21:36:30,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1007 to 675. [2018-04-11 21:36:30,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2018-04-11 21:36:30,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 801 transitions. [2018-04-11 21:36:30,471 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 801 transitions. Word has length 56 [2018-04-11 21:36:30,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:30,472 INFO L459 AbstractCegarLoop]: Abstraction has 675 states and 801 transitions. [2018-04-11 21:36:30,472 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 21:36:30,472 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 801 transitions. [2018-04-11 21:36:30,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-11 21:36:30,472 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:30,472 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:30,473 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:30,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1583927901, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:30,478 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:30,500 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:30,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 21:36:30,504 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,507 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,507 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:36:30,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:30,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-11 21:36:30,514 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,516 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:30,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:30,523 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,524 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,527 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,528 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-04-11 21:36:30,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-11 21:36:30,536 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 17 treesize of output 5 [2018-04-11 21:36:30,536 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,537 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,544 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 [2018-04-11 21:36:30,545 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 15 treesize of output 3 [2018-04-11 21:36:30,545 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,547 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,550 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:9 [2018-04-11 21:36:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:30,560 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:30,604 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:30,605 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-11 21:36:30,605 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 21:36:30,605 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 21:36:30,605 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:36:30,605 INFO L87 Difference]: Start difference. First operand 675 states and 801 transitions. Second operand 8 states. [2018-04-11 21:36:30,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:30,914 INFO L93 Difference]: Finished difference Result 1018 states and 1202 transitions. [2018-04-11 21:36:30,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 21:36:30,914 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2018-04-11 21:36:30,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:30,917 INFO L225 Difference]: With dead ends: 1018 [2018-04-11 21:36:30,917 INFO L226 Difference]: Without dead ends: 1017 [2018-04-11 21:36:30,917 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-04-11 21:36:30,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2018-04-11 21:36:30,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 674. [2018-04-11 21:36:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-04-11 21:36:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 800 transitions. [2018-04-11 21:36:30,944 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 800 transitions. Word has length 56 [2018-04-11 21:36:30,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:30,944 INFO L459 AbstractCegarLoop]: Abstraction has 674 states and 800 transitions. [2018-04-11 21:36:30,945 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 21:36:30,945 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 800 transitions. [2018-04-11 21:36:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-11 21:36:30,945 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:30,945 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:30,945 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:30,945 INFO L82 PathProgramCache]: Analyzing trace with hash 2084779898, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:30,951 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:30,969 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:30,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:30,971 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,972 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:30,972 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 21:36:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:30,977 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:30,999 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:30,999 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 21:36:31,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 21:36:31,000 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 21:36:31,000 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 21:36:31,000 INFO L87 Difference]: Start difference. First operand 674 states and 800 transitions. Second operand 4 states. [2018-04-11 21:36:31,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:31,233 INFO L93 Difference]: Finished difference Result 1821 states and 2167 transitions. [2018-04-11 21:36:31,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 21:36:31,233 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2018-04-11 21:36:31,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:31,235 INFO L225 Difference]: With dead ends: 1821 [2018-04-11 21:36:31,235 INFO L226 Difference]: Without dead ends: 1820 [2018-04-11 21:36:31,236 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 21:36:31,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1820 states. [2018-04-11 21:36:31,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1820 to 673. [2018-04-11 21:36:31,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2018-04-11 21:36:31,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 799 transitions. [2018-04-11 21:36:31,259 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 799 transitions. Word has length 57 [2018-04-11 21:36:31,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:31,259 INFO L459 AbstractCegarLoop]: Abstraction has 673 states and 799 transitions. [2018-04-11 21:36:31,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 21:36:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 799 transitions. [2018-04-11 21:36:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-11 21:36:31,260 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:31,260 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:31,260 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:31,261 INFO L82 PathProgramCache]: Analyzing trace with hash 2084779899, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:31,266 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:31,284 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:31,311 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 [2018-04-11 21:36:31,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 21:36:31,313 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,314 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,318 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 [2018-04-11 21:36:31,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:31,320 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,321 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,323 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-11 21:36:31,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:31,334 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:31,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:31,382 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:31,382 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 9 [2018-04-11 21:36:31,383 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 21:36:31,383 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 21:36:31,383 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-11 21:36:31,383 INFO L87 Difference]: Start difference. First operand 673 states and 799 transitions. Second operand 9 states. [2018-04-11 21:36:31,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:31,643 INFO L93 Difference]: Finished difference Result 1441 states and 1711 transitions. [2018-04-11 21:36:31,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 21:36:31,643 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2018-04-11 21:36:31,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:31,644 INFO L225 Difference]: With dead ends: 1441 [2018-04-11 21:36:31,645 INFO L226 Difference]: Without dead ends: 807 [2018-04-11 21:36:31,646 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-04-11 21:36:31,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2018-04-11 21:36:31,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 700. [2018-04-11 21:36:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2018-04-11 21:36:31,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 825 transitions. [2018-04-11 21:36:31,666 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 825 transitions. Word has length 57 [2018-04-11 21:36:31,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:31,667 INFO L459 AbstractCegarLoop]: Abstraction has 700 states and 825 transitions. [2018-04-11 21:36:31,667 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 21:36:31,667 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 825 transitions. [2018-04-11 21:36:31,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-11 21:36:31,667 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:31,667 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:31,667 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:31,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1577211488, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:31,673 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:31,694 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:31,703 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:31,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:31,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:31,704 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,706 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,707 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 21:36:31,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:31,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:36:31,715 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,716 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,726 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,726 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:14 [2018-04-11 21:36:31,744 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 34 treesize of output 28 [2018-04-11 21:36:31,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:36:31,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,748 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,752 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,752 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:37, output treesize:14 [2018-04-11 21:36:31,792 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 [2018-04-11 21:36:31,794 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:31,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-11 21:36:31,794 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,797 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,803 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,803 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:34, output treesize:10 [2018-04-11 21:36:31,814 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:31,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:31,814 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,819 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. [2018-04-11 21:36:31,819 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-11 21:36:31,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:31,838 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:31,869 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 6 treesize of output 1 [2018-04-11 21:36:31,869 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,872 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:31,872 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:15 [2018-04-11 21:36:31,990 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 13 [2018-04-11 21:36:32,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 3 [2018-04-11 21:36:32,000 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:32,006 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:32,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:32,014 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:16 [2018-04-11 21:36:32,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:32,115 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:32,115 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2018-04-11 21:36:32,115 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 21:36:32,116 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 21:36:32,116 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2018-04-11 21:36:32,116 INFO L87 Difference]: Start difference. First operand 700 states and 825 transitions. Second operand 19 states. [2018-04-11 21:36:33,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:33,100 INFO L93 Difference]: Finished difference Result 968 states and 1105 transitions. [2018-04-11 21:36:33,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 21:36:33,101 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 58 [2018-04-11 21:36:33,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:33,102 INFO L225 Difference]: With dead ends: 968 [2018-04-11 21:36:33,102 INFO L226 Difference]: Without dead ends: 967 [2018-04-11 21:36:33,103 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 94 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=284, Invalid=976, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 21:36:33,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2018-04-11 21:36:33,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 701. [2018-04-11 21:36:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 701 states. [2018-04-11 21:36:33,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 826 transitions. [2018-04-11 21:36:33,125 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 826 transitions. Word has length 58 [2018-04-11 21:36:33,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:33,125 INFO L459 AbstractCegarLoop]: Abstraction has 701 states and 826 transitions. [2018-04-11 21:36:33,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 21:36:33,125 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 826 transitions. [2018-04-11 21:36:33,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-11 21:36:33,126 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:33,126 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:33,126 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:33,126 INFO L82 PathProgramCache]: Analyzing trace with hash 1079880200, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:33,131 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:33,154 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:33,164 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:33,165 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:33,165 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 [2018-04-11 21:36:33,165 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,170 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,170 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-11 21:36:33,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:33,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-11 21:36:33,181 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,183 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:33,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:36:33,194 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,195 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,202 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,202 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:30 [2018-04-11 21:36:33,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 66 [2018-04-11 21:36:33,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 21:36:33,246 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,250 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 70 [2018-04-11 21:36:33,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 25 [2018-04-11 21:36:33,264 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,269 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,276 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,276 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:94, output treesize:55 [2018-04-11 21:36:33,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-11 21:36:33,333 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:33,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2018-04-11 21:36:33,333 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,336 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,346 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. [2018-04-11 21:36:33,346 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:79, output treesize:64 [2018-04-11 21:36:33,363 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:33,365 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 54 treesize of output 50 [2018-04-11 21:36:33,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 7 [2018-04-11 21:36:33,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 10 [2018-04-11 21:36:33,372 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,375 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:33,381 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:33,381 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:68, output treesize:15 [2018-04-11 21:36:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:33,424 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:38,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 77 [2018-04-11 21:36:38,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:36:38,070 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,107 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 72 treesize of output 90 [2018-04-11 21:36:38,110 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 76 treesize of output 75 [2018-04-11 21:36:38,110 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select 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 86 [2018-04-11 21:36:38,145 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,182 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 75 treesize of output 69 [2018-04-11 21:36:38,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1 [2018-04-11 21:36:38,184 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 1 [2018-04-11 21:36:38,193 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,198 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,232 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 75 treesize of output 75 [2018-04-11 21:36:38,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 47 [2018-04-11 21:36:38,235 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 44 [2018-04-11 21:36:38,255 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,264 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,277 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,311 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 105 treesize of output 144 [2018-04-11 21:36:38,323 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 1 case distinctions, treesize of input 110 treesize of output 113 [2018-04-11 21:36:38,324 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 112 [2018-04-11 21:36:38,457 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 117 [2018-04-11 21:36:38,608 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,732 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 117 treesize of output 118 [2018-04-11 21:36:38,732 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,857 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 118 treesize of output 119 [2018-04-11 21:36:38,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-11 21:36:38,860 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:38,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 5 [2018-04-11 21:36:38,869 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:38,875 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:38,998 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 1 case distinctions, treesize of input 117 treesize of output 119 [2018-04-11 21:36:39,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:39,000 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:39,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 74 [2018-04-11 21:36:39,023 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:39,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 65 [2018-04-11 21:36:39,046 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:39,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-11 21:36:39,065 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:39,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 144 [2018-04-11 21:36:39,095 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:39,136 INFO L267 ElimStorePlain]: Start of recursive call 21: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-11 21:36:39,309 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 2 case distinctions, treesize of input 117 treesize of output 121 [2018-04-11 21:36:39,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 144 [2018-04-11 21:36:39,324 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:39,391 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 103 treesize of output 61 [2018-04-11 21:36:39,391 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:39,459 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 1 case distinctions, treesize of input 96 treesize of output 90 [2018-04-11 21:36:39,460 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:39,516 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:39,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 56 [2018-04-11 21:36:39,518 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:39,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 95 [2018-04-11 21:36:39,567 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:39,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 46 [2018-04-11 21:36:39,614 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:39,657 INFO L267 ElimStorePlain]: Start of recursive call 27: 6 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2018-04-11 21:36:39,859 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 2 case distinctions, treesize of input 117 treesize of output 125 [2018-04-11 21:36:39,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 97 [2018-04-11 21:36:39,864 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:39,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 68 [2018-04-11 21:36:39,905 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:39,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 146 [2018-04-11 21:36:39,972 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:40,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 48 [2018-04-11 21:36:40,042 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:40,105 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 68 treesize of output 59 [2018-04-11 21:36:40,106 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:40,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 144 [2018-04-11 21:36:40,176 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:40,255 INFO L267 ElimStorePlain]: Start of recursive call 34: 6 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-11 21:36:40,537 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 112 treesize of output 110 [2018-04-11 21:36:40,542 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:40,553 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 98 treesize of output 141 [2018-04-11 21:36:40,554 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:40,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 131 [2018-04-11 21:36:40,606 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:40,636 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:40,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:40,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 122 [2018-04-11 21:36:40,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 90 [2018-04-11 21:36:40,912 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:40,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 87 [2018-04-11 21:36:40,966 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:41,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 146 [2018-04-11 21:36:41,035 INFO L267 ElimStorePlain]: Start of recursive call 47: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:41,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 144 [2018-04-11 21:36:41,111 INFO L267 ElimStorePlain]: Start of recursive call 48: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:41,183 INFO L267 ElimStorePlain]: Start of recursive call 44: 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-04-11 21:36:41,478 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 105 [2018-04-11 21:36:41,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 131 [2018-04-11 21:36:41,497 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:41,513 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:41,800 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 112 treesize of output 104 [2018-04-11 21:36:41,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 43 [2018-04-11 21:36:41,804 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:41,812 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:41,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2018-04-11 21:36:41,813 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:41,818 INFO L267 ElimStorePlain]: Start of recursive call 51: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:42,110 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 124 treesize of output 114 [2018-04-11 21:36:42,163 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:42,165 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:42,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 103 treesize of output 153 [2018-04-11 21:36:42,176 INFO L267 ElimStorePlain]: Start of recursive call 55: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:42,236 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 1 case distinctions, treesize of input 97 treesize of output 91 [2018-04-11 21:36:42,237 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:42,279 INFO L267 ElimStorePlain]: Start of recursive call 54: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-11 21:36:42,574 INFO L267 ElimStorePlain]: Start of recursive call 13: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: 28 dim-0 vars, and 29 xjuncts. [2018-04-11 21:36:42,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 73 treesize of output 112 [2018-04-11 21:36:42,623 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 79 treesize of output 123 [2018-04-11 21:36:42,624 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:42,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 85 [2018-04-11 21:36:42,759 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:42,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2018-04-11 21:36:42,882 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 174 [2018-04-11 21:36:43,019 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-11 21:36:43,171 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:43,181 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 2 case distinctions, treesize of input 84 treesize of output 90 [2018-04-11 21:36:43,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 97 [2018-04-11 21:36:43,199 INFO L267 ElimStorePlain]: Start of recursive call 63: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:43,210 INFO L267 ElimStorePlain]: Start of recursive call 62: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,230 INFO L267 ElimStorePlain]: Start of recursive call 57: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,252 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 4 case distinctions, treesize of input 85 treesize of output 99 [2018-04-11 21:36:43,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 81 [2018-04-11 21:36:43,257 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 80 [2018-04-11 21:36:43,287 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,322 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 1 case distinctions, treesize of input 80 treesize of output 82 [2018-04-11 21:36:43,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 64 [2018-04-11 21:36:43,326 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-04-11 21:36:43,343 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 22 [2018-04-11 21:36:43,359 INFO L267 ElimStorePlain]: Start of recursive call 70: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:43,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-11 21:36:43,373 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 107 [2018-04-11 21:36:43,399 INFO L267 ElimStorePlain]: Start of recursive call 72: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:43,431 INFO L267 ElimStorePlain]: Start of recursive call 67: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-11 21:36:43,499 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 2 case distinctions, treesize of input 80 treesize of output 88 [2018-04-11 21:36:43,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 58 [2018-04-11 21:36:43,524 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,580 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 3 case distinctions, treesize of input 63 treesize of output 151 [2018-04-11 21:36:43,581 INFO L267 ElimStorePlain]: Start of recursive call 75: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:43,647 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 16 [2018-04-11 21:36:43,647 INFO L267 ElimStorePlain]: Start of recursive call 76: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:43,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 107 [2018-04-11 21:36:43,718 INFO L267 ElimStorePlain]: Start of recursive call 77: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 21:36:43,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 60 [2018-04-11 21:36:43,797 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:43,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 18 [2018-04-11 21:36:43,880 INFO L267 ElimStorePlain]: Start of recursive call 79: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:43,951 INFO L267 ElimStorePlain]: Start of recursive call 73: 6 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-11 21:36:44,058 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 81 treesize of output 82 [2018-04-11 21:36:44,061 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 29 treesize of output 19 [2018-04-11 21:36:44,062 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:44,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 5 [2018-04-11 21:36:44,070 INFO L267 ElimStorePlain]: Start of recursive call 82: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:44,074 INFO L267 ElimStorePlain]: Start of recursive call 80: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:44,179 INFO L267 ElimStorePlain]: Start of recursive call 64: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 10 dim-0 vars, and 12 xjuncts. [2018-04-11 21:36:44,612 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 38 dim-0 vars, and 39 xjuncts. [2018-04-11 21:36:45,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 56 [2018-04-11 21:36:45,067 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 11 treesize of output 10 [2018-04-11 21:36:45,067 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,074 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 31 treesize of output 25 [2018-04-11 21:36:45,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:45,076 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,077 INFO L267 ElimStorePlain]: Start of recursive call 85: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,081 INFO L267 ElimStorePlain]: Start of recursive call 83: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,083 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 46 [2018-04-11 21:36:45,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:36:45,103 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,110 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 22 treesize of output 18 [2018-04-11 21:36:45,112 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:45,113 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 18 treesize of output 13 [2018-04-11 21:36:45,113 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,115 INFO L267 ElimStorePlain]: Start of recursive call 89: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,118 INFO L267 ElimStorePlain]: Start of recursive call 87: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,121 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 56 [2018-04-11 21:36:45,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:45,143 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,151 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 31 treesize of output 25 [2018-04-11 21:36:45,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:45,154 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,155 INFO L267 ElimStorePlain]: Start of recursive call 93: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,159 INFO L267 ElimStorePlain]: Start of recursive call 91: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,162 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 56 [2018-04-11 21:36:45,188 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 11 treesize of output 10 [2018-04-11 21:36:45,188 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,196 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 31 treesize of output 25 [2018-04-11 21:36:45,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:45,198 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,200 INFO L267 ElimStorePlain]: Start of recursive call 97: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,204 INFO L267 ElimStorePlain]: Start of recursive call 95: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 58 [2018-04-11 21:36:45,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:45,233 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,241 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 31 treesize of output 25 [2018-04-11 21:36:45,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:45,243 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,245 INFO L267 ElimStorePlain]: Start of recursive call 101: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,248 INFO L267 ElimStorePlain]: Start of recursive call 99: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,251 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-11 21:36:45,267 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 11 treesize of output 10 [2018-04-11 21:36:45,267 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,273 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 20 treesize of output 16 [2018-04-11 21:36:45,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 21:36:45,275 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,276 INFO L267 ElimStorePlain]: Start of recursive call 105: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,279 INFO L267 ElimStorePlain]: Start of recursive call 103: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,282 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 75 [2018-04-11 21:36:45,312 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 11 treesize of output 10 [2018-04-11 21:36:45,312 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,321 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 42 treesize of output 34 [2018-04-11 21:36:45,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:45,324 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,326 INFO L267 ElimStorePlain]: Start of recursive call 109: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,331 INFO L267 ElimStorePlain]: Start of recursive call 107: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 53 [2018-04-11 21:36:45,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:45,365 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,393 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 31 treesize of output 25 [2018-04-11 21:36:45,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:45,395 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,397 INFO L267 ElimStorePlain]: Start of recursive call 113: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:45,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:45,402 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,406 INFO L267 ElimStorePlain]: Start of recursive call 115: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,422 INFO L267 ElimStorePlain]: Start of recursive call 111: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:36:45,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 56 [2018-04-11 21:36:45,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:45,453 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,462 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 31 treesize of output 25 [2018-04-11 21:36:45,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:45,464 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,466 INFO L267 ElimStorePlain]: Start of recursive call 119: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,470 INFO L267 ElimStorePlain]: Start of recursive call 117: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 65 [2018-04-11 21:36:45,511 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 11 treesize of output 10 [2018-04-11 21:36:45,512 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,521 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 33 treesize of output 27 [2018-04-11 21:36:45,523 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:45,525 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 27 treesize of output 18 [2018-04-11 21:36:45,525 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,526 INFO L267 ElimStorePlain]: Start of recursive call 123: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,530 INFO L267 ElimStorePlain]: Start of recursive call 121: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 75 [2018-04-11 21:36:45,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:45,567 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2018-04-11 21:36:45,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:45,579 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,581 INFO L267 ElimStorePlain]: Start of recursive call 127: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,585 INFO L267 ElimStorePlain]: Start of recursive call 125: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 76 [2018-04-11 21:36:45,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:45,648 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:45,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:45,679 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,682 INFO L267 ElimStorePlain]: Start of recursive call 131: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,685 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 42 treesize of output 34 [2018-04-11 21:36:45,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:45,687 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,689 INFO L267 ElimStorePlain]: Start of recursive call 133: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,702 INFO L267 ElimStorePlain]: Start of recursive call 129: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:45,705 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 56 [2018-04-11 21:36:45,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:45,732 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,740 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 31 treesize of output 25 [2018-04-11 21:36:45,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:45,743 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,744 INFO L267 ElimStorePlain]: Start of recursive call 137: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,748 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2018-04-11 21:36:45,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:45,771 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,778 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 [2018-04-11 21:36:45,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 21:36:45,781 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,782 INFO L267 ElimStorePlain]: Start of recursive call 141: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,786 INFO L267 ElimStorePlain]: Start of recursive call 139: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,789 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-11 21:36:45,807 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 11 treesize of output 10 [2018-04-11 21:36:45,807 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,815 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 20 treesize of output 16 [2018-04-11 21:36:45,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 21:36:45,817 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,818 INFO L267 ElimStorePlain]: Start of recursive call 145: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,822 INFO L267 ElimStorePlain]: Start of recursive call 143: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 57 [2018-04-11 21:36:45,878 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 11 treesize of output 10 [2018-04-11 21:36:45,879 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,904 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 31 treesize of output 25 [2018-04-11 21:36:45,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:45,907 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,909 INFO L267 ElimStorePlain]: Start of recursive call 149: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:45,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:45,914 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,917 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,930 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:36:45,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 77 [2018-04-11 21:36:45,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:45,970 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,982 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 42 treesize of output 34 [2018-04-11 21:36:45,984 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 34 treesize of output 21 [2018-04-11 21:36:45,984 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,986 INFO L267 ElimStorePlain]: Start of recursive call 155: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,991 INFO L267 ElimStorePlain]: Start of recursive call 153: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:45,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 81 [2018-04-11 21:36:46,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:46,032 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,043 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 42 treesize of output 34 [2018-04-11 21:36:46,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:46,045 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,047 INFO L267 ElimStorePlain]: Start of recursive call 159: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,051 INFO L267 ElimStorePlain]: Start of recursive call 157: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,054 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 58 [2018-04-11 21:36:46,079 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 11 treesize of output 10 [2018-04-11 21:36:46,079 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,086 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 31 treesize of output 25 [2018-04-11 21:36:46,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:46,089 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,091 INFO L267 ElimStorePlain]: Start of recursive call 163: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,095 INFO L267 ElimStorePlain]: Start of recursive call 161: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 65 [2018-04-11 21:36:46,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:36:46,125 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-11 21:36:46,135 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:46,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2018-04-11 21:36:46,136 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,137 INFO L267 ElimStorePlain]: Start of recursive call 167: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,141 INFO L267 ElimStorePlain]: Start of recursive call 165: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 62 [2018-04-11 21:36:46,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:46,170 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,179 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 31 treesize of output 25 [2018-04-11 21:36:46,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:46,181 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,182 INFO L267 ElimStorePlain]: Start of recursive call 171: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,187 INFO L267 ElimStorePlain]: Start of recursive call 169: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 58 [2018-04-11 21:36:46,215 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 11 treesize of output 10 [2018-04-11 21:36:46,215 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,223 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 31 treesize of output 25 [2018-04-11 21:36:46,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-11 21:36:46,225 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,226 INFO L267 ElimStorePlain]: Start of recursive call 175: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,230 INFO L267 ElimStorePlain]: Start of recursive call 173: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 72 [2018-04-11 21:36:46,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:36:46,289 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,316 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 42 treesize of output 34 [2018-04-11 21:36:46,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:46,318 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,320 INFO L267 ElimStorePlain]: Start of recursive call 179: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-11 21:36:46,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:36:46,323 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,326 INFO L267 ElimStorePlain]: Start of recursive call 181: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,341 INFO L267 ElimStorePlain]: Start of recursive call 177: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:36:46,343 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-11 21:36:46,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:46,359 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,365 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 20 treesize of output 16 [2018-04-11 21:36:46,367 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 16 treesize of output 11 [2018-04-11 21:36:46,367 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,368 INFO L267 ElimStorePlain]: Start of recursive call 185: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,371 INFO L267 ElimStorePlain]: Start of recursive call 183: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,374 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-11 21:36:46,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:46,389 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,396 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 20 treesize of output 16 [2018-04-11 21:36:46,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 21:36:46,397 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,398 INFO L267 ElimStorePlain]: Start of recursive call 189: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,402 INFO L267 ElimStorePlain]: Start of recursive call 187: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 77 [2018-04-11 21:36:46,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:46,437 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,446 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 42 treesize of output 34 [2018-04-11 21:36:46,448 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 34 treesize of output 21 [2018-04-11 21:36:46,448 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,450 INFO L267 ElimStorePlain]: Start of recursive call 193: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,453 INFO L267 ElimStorePlain]: Start of recursive call 191: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 77 [2018-04-11 21:36:46,487 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 11 treesize of output 10 [2018-04-11 21:36:46,487 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,496 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 42 treesize of output 34 [2018-04-11 21:36:46,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:46,498 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,500 INFO L267 ElimStorePlain]: Start of recursive call 197: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,503 INFO L267 ElimStorePlain]: Start of recursive call 195: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,506 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 56 [2018-04-11 21:36:46,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:46,530 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,538 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 31 treesize of output 25 [2018-04-11 21:36:46,539 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 25 treesize of output 16 [2018-04-11 21:36:46,540 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,541 INFO L267 ElimStorePlain]: Start of recursive call 201: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,545 INFO L267 ElimStorePlain]: Start of recursive call 199: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,547 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 75 [2018-04-11 21:36:46,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:46,576 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,585 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 42 treesize of output 34 [2018-04-11 21:36:46,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:46,588 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,589 INFO L267 ElimStorePlain]: Start of recursive call 205: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,592 INFO L267 ElimStorePlain]: Start of recursive call 203: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 43 [2018-04-11 21:36:46,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:46,613 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,621 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 [2018-04-11 21:36:46,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 21:36:46,623 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,624 INFO L267 ElimStorePlain]: Start of recursive call 209: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,629 INFO L267 ElimStorePlain]: Start of recursive call 207: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,631 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 75 [2018-04-11 21:36:46,661 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 11 treesize of output 10 [2018-04-11 21:36:46,661 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,670 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 42 treesize of output 34 [2018-04-11 21:36:46,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:46,672 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,673 INFO L267 ElimStorePlain]: Start of recursive call 213: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,677 INFO L267 ElimStorePlain]: Start of recursive call 211: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,680 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 75 [2018-04-11 21:36:46,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:46,710 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,719 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 42 treesize of output 34 [2018-04-11 21:36:46,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-11 21:36:46,721 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,722 INFO L267 ElimStorePlain]: Start of recursive call 217: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,726 INFO L267 ElimStorePlain]: Start of recursive call 215: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,729 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-11 21:36:46,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:46,745 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,751 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 20 treesize of output 16 [2018-04-11 21:36:46,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 21:36:46,753 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,754 INFO L267 ElimStorePlain]: Start of recursive call 221: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,758 INFO L267 ElimStorePlain]: Start of recursive call 219: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 46 [2018-04-11 21:36:46,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:36:46,780 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,788 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 22 treesize of output 18 [2018-04-11 21:36:46,790 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:46,791 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 18 treesize of output 13 [2018-04-11 21:36:46,791 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,792 INFO L267 ElimStorePlain]: Start of recursive call 225: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:46,796 INFO L267 ElimStorePlain]: Start of recursive call 223: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:47,105 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 44 dim-0 vars, and 45 xjuncts. [2018-04-11 21:36:47,105 INFO L202 ElimStorePlain]: Needed 226 recursive calls to eliminate 5 variables, input treesize:112, output treesize:638 [2018-04-11 21:36:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:47,341 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:47,341 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2018-04-11 21:36:47,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 21:36:47,341 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 21:36:47,341 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=561, Unknown=2, NotChecked=0, Total=650 [2018-04-11 21:36:47,341 INFO L87 Difference]: Start difference. First operand 701 states and 826 transitions. Second operand 26 states. [2018-04-11 21:36:49,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:49,425 INFO L93 Difference]: Finished difference Result 1201 states and 1389 transitions. [2018-04-11 21:36:49,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 21:36:49,458 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 58 [2018-04-11 21:36:49,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:49,460 INFO L225 Difference]: With dead ends: 1201 [2018-04-11 21:36:49,460 INFO L226 Difference]: Without dead ends: 1200 [2018-04-11 21:36:49,461 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 89 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=395, Invalid=1765, Unknown=2, NotChecked=0, Total=2162 [2018-04-11 21:36:49,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1200 states. [2018-04-11 21:36:49,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1200 to 711. [2018-04-11 21:36:49,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 711 states. [2018-04-11 21:36:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 837 transitions. [2018-04-11 21:36:49,498 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 837 transitions. Word has length 58 [2018-04-11 21:36:49,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:49,499 INFO L459 AbstractCegarLoop]: Abstraction has 711 states and 837 transitions. [2018-04-11 21:36:49,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 21:36:49,499 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 837 transitions. [2018-04-11 21:36:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-11 21:36:49,499 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:49,499 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:49,499 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:49,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1079880201, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:49,508 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:49,535 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:49,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:49,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:49,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:36:49,547 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,549 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,550 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 21:36:49,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:49,559 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 10 treesize of output 9 [2018-04-11 21:36:49,560 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:36:49,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:36:49,572 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,574 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,579 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,579 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:34, output treesize:14 [2018-04-11 21:36:49,615 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 81 treesize of output 75 [2018-04-11 21:36:49,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 25 [2018-04-11 21:36:49,618 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,623 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,635 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 [2018-04-11 21:36:49,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 21:36:49,637 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,641 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,646 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:49,647 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:84, output treesize:64 [2018-04-11 21:36:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:49,782 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:50,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 135 [2018-04-11 21:36:50,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:50,748 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:50,762 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 120 treesize of output 116 [2018-04-11 21:36:50,764 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:50,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 111 [2018-04-11 21:36:50,766 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:50,771 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:50,783 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 21:36:50,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 73 [2018-04-11 21:36:50,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:36:50,862 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:50,891 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 41 treesize of output 57 [2018-04-11 21:36:50,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 50 [2018-04-11 21:36:50,894 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:50,921 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:50,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2018-04-11 21:36:50,923 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:50,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2018-04-11 21:36:50,954 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:50,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2018-04-11 21:36:50,957 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:50,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-11 21:36:50,964 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:50,966 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:50,994 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 [2018-04-11 21:36:50,997 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 36 [2018-04-11 21:36:51,002 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,020 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,021 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 41 [2018-04-11 21:36:51,026 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,035 INFO L267 ElimStorePlain]: Start of recursive call 14: 6 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,040 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,064 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 47 treesize of output 78 [2018-04-11 21:36:51,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 59 [2018-04-11 21:36:51,069 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 66 [2018-04-11 21:36:51,175 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,275 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 87 [2018-04-11 21:36:51,280 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,379 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 53 treesize of output 69 [2018-04-11 21:36:51,379 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,468 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 36 [2018-04-11 21:36:51,470 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,472 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 38 [2018-04-11 21:36:51,477 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,480 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,565 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 48 [2018-04-11 21:36:51,571 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 1 case distinctions, treesize of input 36 treesize of output 40 [2018-04-11 21:36:51,571 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,583 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,584 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 42 [2018-04-11 21:36:51,589 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,594 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,706 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:51,713 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 58 treesize of output 56 [2018-04-11 21:36:51,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 38 [2018-04-11 21:36:51,722 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,727 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,731 INFO L267 ElimStorePlain]: Start of recursive call 17: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,735 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,737 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 71 [2018-04-11 21:36:51,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:51,771 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 68 [2018-04-11 21:36:51,803 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 54 treesize of output 59 [2018-04-11 21:36:51,804 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,831 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 50 treesize of output 57 [2018-04-11 21:36:51,832 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 55 [2018-04-11 21:36:51,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 44 [2018-04-11 21:36:51,867 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-04-11 21:36:51,895 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2018-04-11 21:36:51,922 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,925 INFO L267 ElimStorePlain]: Start of recursive call 34: 6 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,927 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,934 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 41 treesize of output 45 [2018-04-11 21:36:51,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 14 [2018-04-11 21:36:51,936 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,948 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 44 treesize of output 46 [2018-04-11 21:36:51,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-11 21:36:51,950 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,963 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 22 [2018-04-11 21:36:51,964 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 21:36:51,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 9 [2018-04-11 21:36:51,973 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,981 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:51,986 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 1 case distinctions, treesize of input 22 treesize of output 30 [2018-04-11 21:36:51,986 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,988 INFO L267 ElimStorePlain]: Start of recursive call 40: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,989 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:51,993 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,017 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 95 [2018-04-11 21:36:52,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:36:52,075 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,107 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 4 case distinctions, treesize of input 89 treesize of output 101 [2018-04-11 21:36:52,110 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 85 treesize of output 84 [2018-04-11 21:36:52,110 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,138 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,139 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,140 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 106 [2018-04-11 21:36:52,140 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,187 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 2 case distinctions, treesize of input 84 treesize of output 90 [2018-04-11 21:36:52,195 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 62 treesize of output 100 [2018-04-11 21:36:52,196 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 2 xjuncts. [2018-04-11 21:36:52,233 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 36 [2018-04-11 21:36:52,234 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-11 21:36:52,268 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 56 [2018-04-11 21:36:52,312 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,329 INFO L267 ElimStorePlain]: Start of recursive call 50: 6 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:52,354 INFO L267 ElimStorePlain]: Start of recursive call 47: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:52,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 109 treesize of output 146 [2018-04-11 21:36:52,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 121 [2018-04-11 21:36:52,398 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,525 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 115 treesize of output 116 [2018-04-11 21:36:52,525 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,646 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,647 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,648 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:52,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 223 [2018-04-11 21:36:52,650 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,785 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,786 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,787 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:36:52,787 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 119 treesize of output 143 [2018-04-11 21:36:52,787 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:52,916 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 2 case distinctions, treesize of input 121 treesize of output 123 [2018-04-11 21:36:52,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 137 [2018-04-11 21:36:52,924 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-04-11 21:36:52,984 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 106 treesize of output 93 [2018-04-11 21:36:52,984 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:53,003 INFO L267 ElimStorePlain]: Start of recursive call 60: 6 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:53,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 121 treesize of output 127 [2018-04-11 21:36:53,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 93 [2018-04-11 21:36:53,094 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:53,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 66 [2018-04-11 21:36:53,122 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:53,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-04-11 21:36:53,162 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:53,173 INFO L267 ElimStorePlain]: Start of recursive call 63: 6 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:53,193 INFO L267 ElimStorePlain]: Start of recursive call 55: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:53,205 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:53,251 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:36:53,251 INFO L202 ElimStorePlain]: Needed 66 recursive calls to eliminate 8 variables, input treesize:289, output treesize:18 [2018-04-11 21:36:53,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:53,308 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:53,308 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [15, 14] imperfect sequences [] total 25 [2018-04-11 21:36:53,308 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-11 21:36:53,309 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-11 21:36:53,309 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2018-04-11 21:36:53,309 INFO L87 Difference]: Start difference. First operand 711 states and 837 transitions. Second operand 25 states. [2018-04-11 21:36:54,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:54,568 INFO L93 Difference]: Finished difference Result 1064 states and 1214 transitions. [2018-04-11 21:36:54,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 21:36:54,590 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 58 [2018-04-11 21:36:54,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:54,592 INFO L225 Difference]: With dead ends: 1064 [2018-04-11 21:36:54,592 INFO L226 Difference]: Without dead ends: 941 [2018-04-11 21:36:54,592 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 89 SyntacticMatches, 3 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=403, Invalid=1577, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 21:36:54,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2018-04-11 21:36:54,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 701. [2018-04-11 21:36:54,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 701 states. [2018-04-11 21:36:54,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 825 transitions. [2018-04-11 21:36:54,615 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 825 transitions. Word has length 58 [2018-04-11 21:36:54,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:54,615 INFO L459 AbstractCegarLoop]: Abstraction has 701 states and 825 transitions. [2018-04-11 21:36:54,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-11 21:36:54,615 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 825 transitions. [2018-04-11 21:36:54,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-11 21:36:54,616 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:54,616 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:54,616 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:54,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1416821826, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:54,622 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:54,641 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:54,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:36:54,647 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:54,650 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:54,650 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:36:54,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:54,660 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:54,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:54,716 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:36:54,716 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-11 21:36:54,717 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 21:36:54,717 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 21:36:54,717 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 21:36:54,717 INFO L87 Difference]: Start difference. First operand 701 states and 825 transitions. Second operand 6 states. [2018-04-11 21:36:55,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:36:55,006 INFO L93 Difference]: Finished difference Result 1348 states and 1593 transitions. [2018-04-11 21:36:55,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 21:36:55,006 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2018-04-11 21:36:55,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:36:55,008 INFO L225 Difference]: With dead ends: 1348 [2018-04-11 21:36:55,009 INFO L226 Difference]: Without dead ends: 1346 [2018-04-11 21:36:55,009 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 21:36:55,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2018-04-11 21:36:55,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 699. [2018-04-11 21:36:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2018-04-11 21:36:55,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 823 transitions. [2018-04-11 21:36:55,049 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 823 transitions. Word has length 59 [2018-04-11 21:36:55,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:36:55,050 INFO L459 AbstractCegarLoop]: Abstraction has 699 states and 823 transitions. [2018-04-11 21:36:55,050 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 21:36:55,050 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 823 transitions. [2018-04-11 21:36:55,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 21:36:55,051 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:36:55,051 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:36:55,051 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:36:55,051 INFO L82 PathProgramCache]: Analyzing trace with hash 335554922, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:36:55,062 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:36:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:36:55,100 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:36:55,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 21:36:55,106 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 8 treesize of output 7 [2018-04-11 21:36:55,107 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,108 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-11 21:36:55,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:36:55,119 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,121 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,127 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20 [2018-04-11 21:36:55,138 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 21 treesize of output 16 [2018-04-11 21:36:55,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:55,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,149 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:36:55,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:55,167 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,172 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,189 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,189 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:46, output treesize:38 [2018-04-11 21:36:55,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,206 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 21:36:55,206 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,215 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,216 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:37 [2018-04-11 21:36:55,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2018-04-11 21:36:55,238 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,240 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-11 21:36:55,244 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,255 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,276 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 30 treesize of output 23 [2018-04-11 21:36:55,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,285 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 23 treesize of output 46 [2018-04-11 21:36:55,286 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,295 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,305 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,305 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:68, output treesize:48 [2018-04-11 21:36:55,337 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 73 treesize of output 67 [2018-04-11 21:36:55,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:36:55,339 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,346 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,360 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 40 treesize of output 41 [2018-04-11 21:36:55,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:55,361 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,366 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,376 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,376 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:94, output treesize:48 [2018-04-11 21:36:55,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,380 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 [2018-04-11 21:36:55,380 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,387 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,387 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:53, output treesize:47 [2018-04-11 21:36:55,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 29 [2018-04-11 21:36:55,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:36:55,418 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,423 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-04-11 21:36:55,438 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 8 treesize of output 7 [2018-04-11 21:36:55,439 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,444 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,454 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,454 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:69, output treesize:47 [2018-04-11 21:36:55,475 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 73 treesize of output 67 [2018-04-11 21:36:55,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:36:55,477 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,484 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,499 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 40 treesize of output 41 [2018-04-11 21:36:55,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:36:55,500 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,505 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,515 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. [2018-04-11 21:36:55,516 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:93, output treesize:57 [2018-04-11 21:36:55,562 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 48 treesize of output 39 [2018-04-11 21:36:55,564 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,567 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 26 treesize of output 28 [2018-04-11 21:36:55,567 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:36:55,573 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,580 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 [2018-04-11 21:36:55,582 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:36:55,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 21:36:55,582 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,584 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:36:55,586 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:71, output treesize:7 [2018-04-11 21:36:55,626 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:36:55,626 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:36:56,412 WARN L148 SmtUtils]: Spent 481ms on a formula simplification that was a NOOP. DAG size: 53 [2018-04-11 21:36:59,254 WARN L148 SmtUtils]: Spent 784ms on a formula simplification that was a NOOP. DAG size: 67 [2018-04-11 21:37:06,790 WARN L148 SmtUtils]: Spent 1390ms on a formula simplification that was a NOOP. DAG size: 68 [2018-04-11 21:37:06,795 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:37:06,796 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:37:06,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 296 treesize of output 287 [2018-04-11 21:37:06,796 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:06,829 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:37:06,829 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:37:06,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 296 treesize of output 287 [2018-04-11 21:37:06,830 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:06,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 2 dim-1 vars, End of recursive call: 15 dim-0 vars, and 2 xjuncts. [2018-04-11 21:37:06,859 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 17 variables, input treesize:593, output treesize:575 [2018-04-11 21:37:14,759 WARN L148 SmtUtils]: Spent 971ms on a formula simplification that was a NOOP. DAG size: 69 [2018-04-11 21:37:24,449 WARN L148 SmtUtils]: Spent 182ms on a formula simplification that was a NOOP. DAG size: 80 [2018-04-11 21:37:40,567 WARN L148 SmtUtils]: Spent 787ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-11 21:37:40,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:37:40,609 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 21:37:40,609 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 16] total 26 [2018-04-11 21:37:40,609 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 21:37:40,610 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 21:37:40,610 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=539, Unknown=14, NotChecked=0, Total=650 [2018-04-11 21:37:40,610 INFO L87 Difference]: Start difference. First operand 699 states and 823 transitions. Second operand 26 states. [2018-04-11 21:37:56,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:37:56,158 INFO L93 Difference]: Finished difference Result 1698 states and 1967 transitions. [2018-04-11 21:37:56,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 21:37:56,159 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 60 [2018-04-11 21:37:56,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:37:56,160 INFO L225 Difference]: With dead ends: 1698 [2018-04-11 21:37:56,160 INFO L226 Difference]: Without dead ends: 1102 [2018-04-11 21:37:56,161 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 45.4s TimeCoverageRelationStatistics Valid=426, Invalid=1282, Unknown=14, NotChecked=0, Total=1722 [2018-04-11 21:37:56,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2018-04-11 21:37:56,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 732. [2018-04-11 21:37:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 732 states. [2018-04-11 21:37:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 860 transitions. [2018-04-11 21:37:56,188 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 860 transitions. Word has length 60 [2018-04-11 21:37:56,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:37:56,188 INFO L459 AbstractCegarLoop]: Abstraction has 732 states and 860 transitions. [2018-04-11 21:37:56,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 21:37:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 860 transitions. [2018-04-11 21:37:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-11 21:37:56,189 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:37:56,189 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:37:56,189 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:37:56,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1379783242, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:37:56,194 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:37:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:37:56,222 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:37:56,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:37:56,257 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:37:56,257 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 21:37:56,257 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,260 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,260 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 21:37:56,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:37:56,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:37:56,270 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,271 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,276 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,277 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-04-11 21:37:56,310 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 34 treesize of output 28 [2018-04-11 21:37:56,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:37:56,312 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,315 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,321 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,321 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:19 [2018-04-11 21:37:56,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:37:56,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:37:56,325 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 11 treesize of output 4 [2018-04-11 21:37:56,325 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,329 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,329 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-11 21:37:56,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-11 21:37:56,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:37:56,353 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,357 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,362 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,362 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:18 [2018-04-11 21:37:56,379 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 45 treesize of output 39 [2018-04-11 21:37:56,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:37:56,382 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,386 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,392 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. [2018-04-11 21:37:56,392 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:52, output treesize:39 [2018-04-11 21:37:56,475 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 45 treesize of output 38 [2018-04-11 21:37:56,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:37:56,477 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,483 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:37:56,483 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 17 [2018-04-11 21:37:56,483 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,487 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,492 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:54, output treesize:5 [2018-04-11 21:37:56,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:37:56,513 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:37:56,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2018-04-11 21:37:56,585 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:37:56,590 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. [2018-04-11 21:37:56,590 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:24 [2018-04-11 21:38:09,747 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:38:09,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:38:09,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-11 21:38:09,748 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:09,761 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 355 treesize of output 167 [2018-04-11 21:38:09,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:38:09,763 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:09,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 166 treesize of output 112 [2018-04-11 21:38:09,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 78 [2018-04-11 21:38:09,869 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:09,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 106 [2018-04-11 21:38:09,871 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:09,871 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:38:09,871 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:09,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 76 [2018-04-11 21:38:09,873 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:09,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 73 treesize of output 81 [2018-04-11 21:38:09,949 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 21:38:09,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2018-04-11 21:38:10,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 21:38:10,017 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,029 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 32 treesize of output 27 [2018-04-11 21:38:10,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:38:10,031 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,035 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 0 case distinctions, treesize of input 18 treesize of output 15 [2018-04-11 21:38:10,036 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,038 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,040 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 30 [2018-04-11 21:38:10,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-11 21:38:10,042 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 [2018-04-11 21:38:10,048 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,051 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,058 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:38:10,064 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 74 treesize of output 70 [2018-04-11 21:38:10,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 8 [2018-04-11 21:38:10,089 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2018-04-11 21:38:10,110 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 26 treesize of output 31 [2018-04-11 21:38:10,111 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 3 xjuncts. [2018-04-11 21:38:10,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:38:10,127 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,136 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:38:10,138 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 30 [2018-04-11 21:38:10,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:38:10,140 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 10 [2018-04-11 21:38:10,149 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-11 21:38:10,154 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:38:10,172 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:38:10,235 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 70 treesize of output 83 [2018-04-11 21:38:10,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:38:10,320 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 49 [2018-04-11 21:38:10,321 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 45 treesize of output 51 [2018-04-11 21:38:10,377 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-04-11 21:38:10,431 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 37 [2018-04-11 21:38:10,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:38:10,433 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-04-11 21:38:10,440 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,444 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,446 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 39 [2018-04-11 21:38:10,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-04-11 21:38:10,451 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-04-11 21:38:10,459 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 20 treesize of output 11 [2018-04-11 21:38:10,460 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,465 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:38:10,518 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 42 treesize of output 51 [2018-04-11 21:38:10,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 32 [2018-04-11 21:38:10,521 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,568 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 35 treesize of output 40 [2018-04-11 21:38:10,569 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 3 xjuncts. [2018-04-11 21:38:10,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 20 [2018-04-11 21:38:10,608 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 32 treesize of output 59 [2018-04-11 21:38:10,669 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 20 xjuncts. [2018-04-11 21:38:10,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 20 [2018-04-11 21:38:10,776 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-11 21:38:10,778 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2018-04-11 21:38:10,861 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:10,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-11 21:38:10,933 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:11,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 23 treesize of output 19 [2018-04-11 21:38:11,007 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 2 xjuncts. [2018-04-11 21:38:11,042 INFO L267 ElimStorePlain]: Start of recursive call 37: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:38:11,044 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:38:11,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:38:11,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 45 [2018-04-11 21:38:11,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 15 [2018-04-11 21:38:11,052 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 2 xjuncts. [2018-04-11 21:38:11,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:38:11,065 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:11,071 INFO L267 ElimStorePlain]: Start of recursive call 47: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:38:11,127 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:38:11,176 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:38:11,193 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:38:11,216 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:38:11,216 INFO L202 ElimStorePlain]: Needed 49 recursive calls to eliminate 9 variables, input treesize:374, output treesize:26 [2018-04-11 21:38:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:38:11,307 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 21:38:11,308 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 16] total 26 [2018-04-11 21:38:11,308 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-11 21:38:11,308 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-11 21:38:11,308 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=588, Unknown=6, NotChecked=0, Total=702 [2018-04-11 21:38:11,309 INFO L87 Difference]: Start difference. First operand 732 states and 860 transitions. Second operand 27 states. [2018-04-11 21:38:16,775 WARN L151 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 110 DAG size of output 97 [2018-04-11 21:38:17,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:38:17,763 INFO L93 Difference]: Finished difference Result 1101 states and 1252 transitions. [2018-04-11 21:38:17,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 21:38:17,763 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 61 [2018-04-11 21:38:17,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:38:17,765 INFO L225 Difference]: With dead ends: 1101 [2018-04-11 21:38:17,765 INFO L226 Difference]: Without dead ends: 1100 [2018-04-11 21:38:17,766 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 94 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 520 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=581, Invalid=2169, Unknown=6, NotChecked=0, Total=2756 [2018-04-11 21:38:17,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2018-04-11 21:38:17,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 753. [2018-04-11 21:38:17,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 753 states. [2018-04-11 21:38:17,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 884 transitions. [2018-04-11 21:38:17,805 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 884 transitions. Word has length 61 [2018-04-11 21:38:17,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:38:17,805 INFO L459 AbstractCegarLoop]: Abstraction has 753 states and 884 transitions. [2018-04-11 21:38:17,805 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-11 21:38:17,805 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 884 transitions. [2018-04-11 21:38:17,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-11 21:38:17,806 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:38:17,806 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:38:17,806 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:38:17,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1379783241, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:38:17,813 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:38:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:38:17,842 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:38:17,898 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:38:17,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:38:17,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 21:38:17,900 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,903 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-11 21:38:17,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:38:17,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-11 21:38:17,915 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,917 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 21:38:17,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:38:17,928 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,929 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,935 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:39, output treesize:28 [2018-04-11 21:38:17,967 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 33 treesize of output 34 [2018-04-11 21:38:17,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:38:17,969 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,974 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 41 [2018-04-11 21:38:17,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:38:17,991 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:17,996 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,005 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,005 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:74, output treesize:28 [2018-04-11 21:38:18,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:38:18,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:38:18,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:38:18,009 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,015 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,015 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:27 [2018-04-11 21:38:18,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 34 [2018-04-11 21:38:18,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:38:18,078 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,083 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-04-11 21:38:18,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:38:18,097 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,100 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,108 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,109 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:60, output treesize:38 [2018-04-11 21:38:18,130 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 68 treesize of output 62 [2018-04-11 21:38:18,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:38:18,132 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,138 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,150 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 33 treesize of output 34 [2018-04-11 21:38:18,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:38:18,152 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,155 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,163 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. [2018-04-11 21:38:18,164 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:84, output treesize:48 [2018-04-11 21:38:18,240 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 45 treesize of output 38 [2018-04-11 21:38:18,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:38:18,242 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,247 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:38:18,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 17 [2018-04-11 21:38:18,248 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,251 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 15 [2018-04-11 21:38:18,263 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:38:18,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 [2018-04-11 21:38:18,263 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,265 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,272 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:38:18,272 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:72, output treesize:9 [2018-04-11 21:38:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:38:18,298 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:38:26,922 WARN L148 SmtUtils]: Spent 2086ms on a formula simplification that was a NOOP. DAG size: 64 [2018-04-11 21:38:26,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 71 [2018-04-11 21:38:26,927 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:38:26,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 139 [2018-04-11 21:38:26,962 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 21:38:26,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 2 dim-1 vars, End of recursive call: 14 dim-0 vars, and 3 xjuncts. [2018-04-11 21:38:26,988 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 12 variables, input treesize:209, output treesize:205 [2018-04-11 21:38:27,496 WARN L148 SmtUtils]: Spent 177ms on a formula simplification that was a NOOP. DAG size: 76 [2018-04-11 21:38:34,834 WARN L148 SmtUtils]: Spent 4086ms on a formula simplification that was a NOOP. DAG size: 77 [2018-04-11 21:38:38,928 WARN L148 SmtUtils]: Spent 2252ms on a formula simplification that was a NOOP. DAG size: 77 [2018-04-11 21:38:43,136 WARN L148 SmtUtils]: Spent 4106ms on a formula simplification that was a NOOP. DAG size: 92 [2018-04-11 21:38:51,374 WARN L148 SmtUtils]: Spent 6083ms on a formula simplification that was a NOOP. DAG size: 113 [2018-04-11 21:39:03,377 WARN L148 SmtUtils]: Spent 4168ms on a formula simplification that was a NOOP. DAG size: 114 [2018-04-11 21:39:03,383 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:03,384 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:03,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 338 treesize of output 329 [2018-04-11 21:39:03,384 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:03,536 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:03,536 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:03,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 295 [2018-04-11 21:39:03,537 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:03,710 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:03,710 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:03,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 295 [2018-04-11 21:39:03,711 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:03,813 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 295 treesize of output 226 [2018-04-11 21:39:03,817 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 11 treesize of output 10 [2018-04-11 21:39:03,817 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:03,852 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 216 treesize of output 210 [2018-04-11 21:39:03,937 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 325 treesize of output 324 [2018-04-11 21:39:03,937 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:03,939 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 183 treesize of output 182 [2018-04-11 21:39:03,939 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:03,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 184 [2018-04-11 21:39:03,941 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:03,942 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:39:03,942 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 179 treesize of output 187 [2018-04-11 21:39:04,034 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,094 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 170 [2018-04-11 21:39:04,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2018-04-11 21:39:04,097 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,104 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,106 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 172 [2018-04-11 21:39:04,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 168 treesize of output 156 [2018-04-11 21:39:04,115 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,128 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,192 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 179 treesize of output 177 [2018-04-11 21:39:04,194 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 149 [2018-04-11 21:39:04,194 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 168 treesize of output 156 [2018-04-11 21:39:04,220 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,246 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:04,318 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:04,354 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:04,527 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 91 [2018-04-11 21:39:04,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:39:04,529 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,555 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 70 [2018-04-11 21:39:04,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 55 [2018-04-11 21:39:04,559 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 61 [2018-04-11 21:39:04,586 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 68 [2018-04-11 21:39:04,703 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 42 treesize of output 48 [2018-04-11 21:39:04,703 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,743 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 43 treesize of output 42 [2018-04-11 21:39:04,743 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 43 [2018-04-11 21:39:04,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 30 [2018-04-11 21:39:04,790 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 23 [2018-04-11 21:39:04,817 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2018-04-11 21:39:04,822 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,847 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 28 treesize of output 22 [2018-04-11 21:39:04,848 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2018-04-11 21:39:04,876 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,900 INFO L267 ElimStorePlain]: Start of recursive call 28: 4 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:04,971 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 32 treesize of output 29 [2018-04-11 21:39:04,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:04,973 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:04,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:39:04,983 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:04,987 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,003 INFO L267 ElimStorePlain]: Start of recursive call 25: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:05,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 52 [2018-04-11 21:39:05,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 21:39:05,062 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,078 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2018-04-11 21:39:05,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-11 21:39:05,080 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,095 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 22 treesize of output 31 [2018-04-11 21:39:05,096 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 4 xjuncts. [2018-04-11 21:39:05,110 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:05,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 30 [2018-04-11 21:39:05,115 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 5 [2018-04-11 21:39:05,116 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,121 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 6 treesize of output 1 [2018-04-11 21:39:05,121 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,122 INFO L267 ElimStorePlain]: Start of recursive call 42: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,139 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-11 21:39:05,201 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:05,231 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:05,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 89 [2018-04-11 21:39:05,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:39:05,235 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,247 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 76 treesize of output 56 [2018-04-11 21:39:05,249 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 9 treesize of output 8 [2018-04-11 21:39:05,249 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,269 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 52 treesize of output 68 [2018-04-11 21:39:05,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 48 [2018-04-11 21:39:05,348 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 39 [2018-04-11 21:39:05,386 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,420 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 39 treesize of output 37 [2018-04-11 21:39:05,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-11 21:39:05,423 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:05,431 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:39:05,440 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,444 INFO L267 ElimStorePlain]: Start of recursive call 52: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,481 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 39 treesize of output 43 [2018-04-11 21:39:05,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 34 [2018-04-11 21:39:05,487 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,507 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 25 treesize of output 19 [2018-04-11 21:39:05,508 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2018-04-11 21:39:05,526 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 12 [2018-04-11 21:39:05,546 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 16 [2018-04-11 21:39:05,550 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,568 INFO L267 ElimStorePlain]: Start of recursive call 56: 4 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:05,598 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 28 treesize of output 25 [2018-04-11 21:39:05,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1 [2018-04-11 21:39:05,600 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,608 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:39:05,609 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,611 INFO L267 ElimStorePlain]: Start of recursive call 62: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,620 INFO L267 ElimStorePlain]: Start of recursive call 49: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,623 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,630 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,633 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 96 [2018-04-11 21:39:05,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:39:05,635 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 55 [2018-04-11 21:39:05,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-11 21:39:05,655 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2018-04-11 21:39:05,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 21:39:05,683 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 25 [2018-04-11 21:39:05,702 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 6 treesize of output 1 [2018-04-11 21:39:05,702 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:39:05,712 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,715 INFO L267 ElimStorePlain]: Start of recursive call 71: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:05,717 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 28 [2018-04-11 21:39:05,719 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 6 treesize of output 1 [2018-04-11 21:39:05,719 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,725 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 8 treesize of output 1 [2018-04-11 21:39:05,726 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,728 INFO L267 ElimStorePlain]: Start of recursive call 74: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:05,739 INFO L267 ElimStorePlain]: Start of recursive call 69: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-11 21:39:05,757 INFO L267 ElimStorePlain]: Start of recursive call 67: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:39:05,780 INFO L267 ElimStorePlain]: Start of recursive call 65: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:39:06,053 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 329 treesize of output 160 [2018-04-11 21:39:06,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:39:06,080 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,118 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 267 treesize of output 163 [2018-04-11 21:39:06,360 WARN L151 SmtUtils]: Spent 239ms on a formula simplification. DAG size of input: 116 DAG size of output 116 [2018-04-11 21:39:06,363 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:39:06,363 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,365 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 163 treesize of output 162 [2018-04-11 21:39:06,366 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,367 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 122 treesize of output 121 [2018-04-11 21:39:06,368 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 190 [2018-04-11 21:39:06,370 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 120 [2018-04-11 21:39:06,460 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:06,514 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 0 case distinctions, treesize of input 113 treesize of output 93 [2018-04-11 21:39:06,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 8 [2018-04-11 21:39:06,556 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,576 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 38 [2018-04-11 21:39:06,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 23 treesize of output 15 [2018-04-11 21:39:06,582 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:06,592 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 6 treesize of output 1 [2018-04-11 21:39:06,592 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,596 INFO L267 ElimStorePlain]: Start of recursive call 87: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:06,599 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 45 treesize of output 38 [2018-04-11 21:39:06,605 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 29 treesize of output 29 [2018-04-11 21:39:06,606 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:06,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:06,633 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,642 INFO L267 ElimStorePlain]: Start of recursive call 90: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:06,664 INFO L267 ElimStorePlain]: Start of recursive call 85: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:06,670 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 0 case distinctions, treesize of input 109 treesize of output 89 [2018-04-11 21:39:06,706 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 9 treesize of output 8 [2018-04-11 21:39:06,706 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,722 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 30 [2018-04-11 21:39:06,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:06,724 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 12 [2018-04-11 21:39:06,730 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,731 INFO L267 ElimStorePlain]: Start of recursive call 95: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,733 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 30 [2018-04-11 21:39:06,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 [2018-04-11 21:39:06,735 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:06,743 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,746 INFO L267 ElimStorePlain]: Start of recursive call 98: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:06,753 INFO L267 ElimStorePlain]: Start of recursive call 93: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:06,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 115 treesize of output 112 [2018-04-11 21:39:06,959 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 95 DAG size of output 83 [2018-04-11 21:39:06,967 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 2 case distinctions, treesize of input 57 treesize of output 63 [2018-04-11 21:39:06,968 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:07,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2018-04-11 21:39:07,079 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2018-04-11 21:39:07,080 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 59 [2018-04-11 21:39:07,082 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 44 [2018-04-11 21:39:07,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 14 [2018-04-11 21:39:07,179 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-11 21:39:07,186 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,189 INFO L267 ElimStorePlain]: Start of recursive call 106: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,191 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 55 treesize of output 46 [2018-04-11 21:39:07,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 14 [2018-04-11 21:39:07,193 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-04-11 21:39:07,202 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:07,207 INFO L267 ElimStorePlain]: Start of recursive call 109: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:07,287 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:07,288 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:07,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 49 [2018-04-11 21:39:07,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 15 [2018-04-11 21:39:07,295 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:07,305 INFO L267 ElimStorePlain]: Start of recursive call 112: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:07,308 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:07,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 61 [2018-04-11 21:39:07,315 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 49 treesize of output 43 [2018-04-11 21:39:07,316 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 38 [2018-04-11 21:39:07,339 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:07,361 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 20 [2018-04-11 21:39:07,361 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,380 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 34 treesize of output 21 [2018-04-11 21:39:07,381 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 20 [2018-04-11 21:39:07,382 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,394 INFO L267 ElimStorePlain]: Start of recursive call 114: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:07,406 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 64 [2018-04-11 21:39:07,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 34 [2018-04-11 21:39:07,409 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-11 21:39:07,448 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,484 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 41 treesize of output 37 [2018-04-11 21:39:07,484 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:07,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 43 [2018-04-11 21:39:07,536 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:07,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2018-04-11 21:39:07,585 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 26 [2018-04-11 21:39:07,587 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,645 INFO L267 ElimStorePlain]: Start of recursive call 120: 6 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:39:07,718 INFO L267 ElimStorePlain]: Start of recursive call 101: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:39:07,764 INFO L267 ElimStorePlain]: Start of recursive call 79: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:39:07,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 147 treesize of output 107 [2018-04-11 21:39:07,960 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 105 DAG size of output 105 [2018-04-11 21:39:07,962 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 82 treesize of output 81 [2018-04-11 21:39:07,962 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,964 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 118 treesize of output 117 [2018-04-11 21:39:07,964 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:07,965 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:39:07,965 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 79 [2018-04-11 21:39:08,040 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,091 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 78 treesize of output 91 [2018-04-11 21:39:08,197 WARN L151 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 83 DAG size of output 73 [2018-04-11 21:39:08,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 56 [2018-04-11 21:39:08,199 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 57 [2018-04-11 21:39:08,201 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 42 [2018-04-11 21:39:08,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-04-11 21:39:08,273 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,277 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 58 [2018-04-11 21:39:08,386 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 30 [2018-04-11 21:39:08,386 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,429 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 45 [2018-04-11 21:39:08,430 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 3 xjuncts. [2018-04-11 21:39:08,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-04-11 21:39:08,486 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 54 [2018-04-11 21:39:08,551 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 12 xjuncts. [2018-04-11 21:39:08,641 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 34 treesize of output 29 [2018-04-11 21:39:08,641 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:08,696 INFO L267 ElimStorePlain]: Start of recursive call 137: 4 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:08,698 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:08,699 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:08,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2018-04-11 21:39:08,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 10 [2018-04-11 21:39:08,703 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,708 INFO L267 ElimStorePlain]: Start of recursive call 143: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,762 INFO L267 ElimStorePlain]: Start of recursive call 132: 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:39:08,821 INFO L267 ElimStorePlain]: Start of recursive call 127: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:39:08,825 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 146 treesize of output 89 [2018-04-11 21:39:08,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select 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 15 [2018-04-11 21:39:08,871 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2018-04-11 21:39:08,901 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 9 treesize of output 8 [2018-04-11 21:39:08,901 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,914 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 30 [2018-04-11 21:39:08,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 21:39:08,916 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:08,922 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,925 INFO L267 ElimStorePlain]: Start of recursive call 149: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,927 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 23 [2018-04-11 21:39:08,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:08,929 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,933 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 14 treesize of output 9 [2018-04-11 21:39:08,934 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,935 INFO L267 ElimStorePlain]: Start of recursive call 152: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:08,939 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:08,946 INFO L267 ElimStorePlain]: Start of recursive call 145: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:08,950 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 145 treesize of output 90 [2018-04-11 21:39:08,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 8 [2018-04-11 21:39:08,989 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,013 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 70 treesize of output 86 [2018-04-11 21:39:09,086 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:39:09,086 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,119 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 45 treesize of output 51 [2018-04-11 21:39:09,120 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:09,152 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 45 treesize of output 41 [2018-04-11 21:39:09,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:09,154 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:09,161 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,166 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 20 treesize of output 11 [2018-04-11 21:39:09,166 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,169 INFO L267 ElimStorePlain]: Start of recursive call 160: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 47 [2018-04-11 21:39:09,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2018-04-11 21:39:09,202 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 28 [2018-04-11 21:39:09,220 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:09,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 15 [2018-04-11 21:39:09,235 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2018-04-11 21:39:09,236 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,247 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 23 treesize of output 14 [2018-04-11 21:39:09,248 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,256 INFO L267 ElimStorePlain]: Start of recursive call 164: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:09,277 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 34 treesize of output 29 [2018-04-11 21:39:09,278 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 6 treesize of output 1 [2018-04-11 21:39:09,278 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-04-11 21:39:09,283 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,284 INFO L267 ElimStorePlain]: Start of recursive call 170: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,288 INFO L267 ElimStorePlain]: Start of recursive call 157: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,290 INFO L267 ElimStorePlain]: Start of recursive call 155: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,321 INFO L267 ElimStorePlain]: Start of recursive call 77: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:39:09,588 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 295 treesize of output 226 [2018-04-11 21:39:09,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-11 21:39:09,592 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 216 treesize of output 210 [2018-04-11 21:39:09,748 WARN L148 SmtUtils]: Spent 110ms on a formula simplification that was a NOOP. DAG size: 95 [2018-04-11 21:39:09,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 182 [2018-04-11 21:39:09,752 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,752 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 21:39:09,752 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 184 [2018-04-11 21:39:09,755 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 325 treesize of output 324 [2018-04-11 21:39:09,758 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 179 treesize of output 187 [2018-04-11 21:39:09,865 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:09,925 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 172 [2018-04-11 21:39:09,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 168 treesize of output 156 [2018-04-11 21:39:09,941 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:09,955 INFO L267 ElimStorePlain]: Start of recursive call 181: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:09,957 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 170 [2018-04-11 21:39:09,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2018-04-11 21:39:09,960 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:09,967 INFO L267 ElimStorePlain]: Start of recursive call 183: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,027 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 176 treesize of output 176 [2018-04-11 21:39:10,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 155 [2018-04-11 21:39:10,030 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 149 [2018-04-11 21:39:10,047 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 168 treesize of output 156 [2018-04-11 21:39:10,071 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:10,090 INFO L267 ElimStorePlain]: Start of recursive call 185: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:10,147 INFO L267 ElimStorePlain]: Start of recursive call 175: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:10,183 INFO L267 ElimStorePlain]: Start of recursive call 173: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:10,493 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 96 [2018-04-11 21:39:10,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:39:10,495 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,510 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 76 treesize of output 55 [2018-04-11 21:39:10,513 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 18 treesize of output 17 [2018-04-11 21:39:10,514 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,523 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 44 treesize of output 40 [2018-04-11 21:39:10,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 21:39:10,539 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 25 [2018-04-11 21:39:10,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:39:10,562 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:10,569 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:10,569 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,572 INFO L267 ElimStorePlain]: Start of recursive call 195: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:10,574 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 28 [2018-04-11 21:39:10,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:10,576 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 21:39:10,583 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,585 INFO L267 ElimStorePlain]: Start of recursive call 198: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,596 INFO L267 ElimStorePlain]: Start of recursive call 193: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-11 21:39:10,615 INFO L267 ElimStorePlain]: Start of recursive call 191: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:39:10,637 INFO L267 ElimStorePlain]: Start of recursive call 189: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 21:39:10,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 91 [2018-04-11 21:39:10,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 10 [2018-04-11 21:39:10,643 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,669 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 70 [2018-04-11 21:39:10,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2018-04-11 21:39:10,672 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,701 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 55 treesize of output 61 [2018-04-11 21:39:10,702 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 52 [2018-04-11 21:39:10,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 21:39:10,764 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,780 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 31 [2018-04-11 21:39:10,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:10,782 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,798 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 22 treesize of output 31 [2018-04-11 21:39:10,798 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 4 xjuncts. [2018-04-11 21:39:10,813 INFO L267 ElimStorePlain]: Start of recursive call 208: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 21:39:10,815 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 30 [2018-04-11 21:39:10,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 21:39:10,817 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 5 [2018-04-11 21:39:10,824 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,827 INFO L267 ElimStorePlain]: Start of recursive call 211: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:10,843 INFO L267 ElimStorePlain]: Start of recursive call 206: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-11 21:39:10,911 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 52 treesize of output 65 [2018-04-11 21:39:11,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2018-04-11 21:39:11,000 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:11,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2018-04-11 21:39:11,002 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:11,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2018-04-11 21:39:11,004 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:11,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 47 [2018-04-11 21:39:11,005 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:11,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 45 [2018-04-11 21:39:11,097 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,186 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 40 treesize of output 35 [2018-04-11 21:39:11,190 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 13 treesize of output 8 [2018-04-11 21:39:11,191 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:39:11,203 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,210 INFO L267 ElimStorePlain]: Start of recursive call 220: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 21:39:11,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 33 [2018-04-11 21:39:11,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-11 21:39:11,214 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:11,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:39:11,224 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,229 INFO L267 ElimStorePlain]: Start of recursive call 223: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,319 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 42 treesize of output 43 [2018-04-11 21:39:11,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 34 [2018-04-11 21:39:11,341 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-11 21:39:11,373 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 10 [2018-04-11 21:39:11,401 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:11,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-11 21:39:11,402 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:11,430 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 19 treesize of output 15 [2018-04-11 21:39:11,430 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2018-04-11 21:39:11,436 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,462 INFO L267 ElimStorePlain]: Start of recursive call 226: 4 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:11,475 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 53 [2018-04-11 21:39:11,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 30 [2018-04-11 21:39:11,478 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:11,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 32 [2018-04-11 21:39:11,530 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:11,584 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 30 treesize of output 39 [2018-04-11 21:39:11,585 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 4 xjuncts. [2018-04-11 21:39:11,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 33 treesize of output 64 [2018-04-11 21:39:11,678 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 32 xjuncts. [2018-04-11 21:39:11,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-11 21:39:11,907 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-11 21:39:12,044 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-11 21:39:12,050 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,113 INFO L267 ElimStorePlain]: Start of recursive call 233: 6 dim-1 vars, End of recursive call: and 8 xjuncts. [2018-04-11 21:39:12,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 38 [2018-04-11 21:39:12,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 5 [2018-04-11 21:39:12,125 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:12,131 INFO L267 ElimStorePlain]: Start of recursive call 241: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:12,220 INFO L267 ElimStorePlain]: Start of recursive call 214: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:12,272 INFO L267 ElimStorePlain]: Start of recursive call 203: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:12,301 INFO L267 ElimStorePlain]: Start of recursive call 201: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:12,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 89 [2018-04-11 21:39:12,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 10 [2018-04-11 21:39:12,305 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:12,318 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 76 treesize of output 56 [2018-04-11 21:39:12,320 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 9 treesize of output 8 [2018-04-11 21:39:12,320 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:12,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 68 [2018-04-11 21:39:12,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:39:12,412 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:12,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 39 treesize of output 45 [2018-04-11 21:39:12,446 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,483 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 39 treesize of output 43 [2018-04-11 21:39:12,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-11 21:39:12,489 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-11 21:39:12,509 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:12,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2018-04-11 21:39:12,511 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:12,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 28 treesize of output 24 [2018-04-11 21:39:12,528 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 19 [2018-04-11 21:39:12,548 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-11 21:39:12,553 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,571 INFO L267 ElimStorePlain]: Start of recursive call 250: 4 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-11 21:39:12,604 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 28 treesize of output 25 [2018-04-11 21:39:12,605 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 6 treesize of output 1 [2018-04-11 21:39:12,605 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:12,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 21:39:12,614 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,616 INFO L267 ElimStorePlain]: Start of recursive call 257: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,627 INFO L267 ElimStorePlain]: Start of recursive call 247: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,630 INFO L267 ElimStorePlain]: Start of recursive call 245: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,636 INFO L267 ElimStorePlain]: Start of recursive call 243: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 21:39:12,897 INFO L267 ElimStorePlain]: Start of recursive call 1: 25 dim-0 vars, 3 dim-1 vars, 5 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-11 21:39:12,897 INFO L202 ElimStorePlain]: Needed 259 recursive calls to eliminate 33 variables, input treesize:947, output treesize:68 [2018-04-11 21:39:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:39:13,977 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 21:39:13,985 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 31 [2018-04-11 21:39:13,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 21:39:13,985 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 21:39:13,986 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=874, Unknown=5, NotChecked=0, Total=992 [2018-04-11 21:39:13,986 INFO L87 Difference]: Start difference. First operand 753 states and 884 transitions. Second operand 32 states. [2018-04-11 21:39:22,889 WARN L151 SmtUtils]: Spent 1335ms on a formula simplification. DAG size of input: 286 DAG size of output 101 [2018-04-11 21:39:30,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:39:30,793 INFO L93 Difference]: Finished difference Result 1117 states and 1268 transitions. [2018-04-11 21:39:30,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-11 21:39:30,794 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 61 [2018-04-11 21:39:30,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:39:30,795 INFO L225 Difference]: With dead ends: 1117 [2018-04-11 21:39:30,796 INFO L226 Difference]: Without dead ends: 1115 [2018-04-11 21:39:30,797 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 89 SyntacticMatches, 2 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 49.5s TimeCoverageRelationStatistics Valid=719, Invalid=3058, Unknown=5, NotChecked=0, Total=3782 [2018-04-11 21:39:30,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1115 states. [2018-04-11 21:39:30,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1115 to 763. [2018-04-11 21:39:30,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 763 states. [2018-04-11 21:39:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 763 states and 895 transitions. [2018-04-11 21:39:30,838 INFO L78 Accepts]: Start accepts. Automaton has 763 states and 895 transitions. Word has length 61 [2018-04-11 21:39:30,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:39:30,838 INFO L459 AbstractCegarLoop]: Abstraction has 763 states and 895 transitions. [2018-04-11 21:39:30,838 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 21:39:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 895 transitions. [2018-04-11 21:39:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-11 21:39:30,839 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:39:30,839 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:39:30,839 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:39:30,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1895271387, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:39:30,848 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:39:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:39:30,870 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:39:30,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 21:39:30,873 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:30,876 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:30,876 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 21:39:30,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:30,900 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:30,900 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 [2018-04-11 21:39:30,900 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:30,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:30,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:30,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:39:30,911 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:30,917 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. [2018-04-11 21:39:30,917 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2018-04-11 21:39:30,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:39:30,928 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:39:31,011 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:31,012 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 21:39:31,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-11 21:39:31,012 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,016 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. [2018-04-11 21:39:31,016 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:19 [2018-04-11 21:39:31,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:39:31,089 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 21:39:31,089 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-11 21:39:31,089 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 21:39:31,089 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 21:39:31,089 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-11 21:39:31,090 INFO L87 Difference]: Start difference. First operand 763 states and 895 transitions. Second operand 12 states. [2018-04-11 21:39:31,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 21:39:31,828 INFO L93 Difference]: Finished difference Result 2111 states and 2531 transitions. [2018-04-11 21:39:31,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 21:39:31,828 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 62 [2018-04-11 21:39:31,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 21:39:31,830 INFO L225 Difference]: With dead ends: 2111 [2018-04-11 21:39:31,830 INFO L226 Difference]: Without dead ends: 2110 [2018-04-11 21:39:31,830 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2018-04-11 21:39:31,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2110 states. [2018-04-11 21:39:31,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2110 to 758. [2018-04-11 21:39:31,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2018-04-11 21:39:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 890 transitions. [2018-04-11 21:39:31,860 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 890 transitions. Word has length 62 [2018-04-11 21:39:31,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 21:39:31,860 INFO L459 AbstractCegarLoop]: Abstraction has 758 states and 890 transitions. [2018-04-11 21:39:31,860 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 21:39:31,860 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 890 transitions. [2018-04-11 21:39:31,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-11 21:39:31,860 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 21:39:31,860 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 21:39:31,861 INFO L408 AbstractCegarLoop]: === Iteration 47 === [mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr82RequiresViolation, mainErr74RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr98AssertViolationMEMORY_FREE, mainErr85RequiresViolation, mainErr55RequiresViolation, mainErr42RequiresViolation, mainErr90RequiresViolation, mainErr63RequiresViolation, mainErr77RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr100EnsuresViolationMEMORY_LEAK, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr84RequiresViolation, mainErr61RequiresViolation, mainErr87RequiresViolation, mainErr97AssertViolationMEMORY_FREE, mainErr21RequiresViolation, mainErr56RequiresViolation, mainErr79RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr95RequiresViolation, mainErr52RequiresViolation, mainErr92AssertViolationMEMORY_FREE, mainErr45RequiresViolation, mainErr22RequiresViolation, mainErr88RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr86RequiresViolation, mainErr96AssertViolationMEMORY_FREE, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr51RequiresViolation, mainErr94RequiresViolation, mainErr54RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr46RequiresViolation, mainErr89RequiresViolation, mainErr91RequiresViolation, mainErr3RequiresViolation, mainErr62RequiresViolation, mainErr49RequiresViolation, mainErr93AssertViolationMEMORY_FREE, mainErr99AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr78RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr76RequiresViolation, mainErr43RequiresViolation, mainErr83RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr41RequiresViolation, mainErr64RequiresViolation, mainErr72RequiresViolation, mainErr81RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr68RequiresViolation, mainErr75RequiresViolation, mainErr19RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr80RequiresViolation, mainErr67RequiresViolation, mainErr34RequiresViolation, mainErr73RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 21:39:31,861 INFO L82 PathProgramCache]: Analyzing trace with hash -595975200, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 21:39:31,866 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 21:39:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 21:39:31,889 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 21:39:31,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-11 21:39:31,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:39:31,896 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,897 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-11 21:39:31,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:39:31,906 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,907 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,912 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,912 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:34, output treesize:26 [2018-04-11 21:39:31,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:39:31,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:31,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-11 21:39:31,925 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,928 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-11 21:39:31,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:31,941 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 [2018-04-11 21:39:31,941 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,945 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,952 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,952 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:52, output treesize:44 [2018-04-11 21:39:31,965 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:31,966 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:31,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-11 21:39:31,966 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,974 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:31,974 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:43 [2018-04-11 21:39:31,989 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 30 treesize of output 23 [2018-04-11 21:39:31,991 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:31,992 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:31,993 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:31,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-11 21:39:31,995 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,002 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,018 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 30 treesize of output 23 [2018-04-11 21:39:32,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,021 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-11 21:39:32,023 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,030 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,042 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,042 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:74, output treesize:54 [2018-04-11 21:39:32,081 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 40 treesize of output 41 [2018-04-11 21:39:32,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 21:39:32,083 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,088 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,105 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 63 treesize of output 57 [2018-04-11 21:39:32,106 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 [2018-04-11 21:39:32,107 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,113 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,125 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:100, output treesize:54 [2018-04-11 21:39:32,127 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,128 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,128 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 [2018-04-11 21:39:32,128 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,137 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:59, output treesize:53 [2018-04-11 21:39:32,176 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 29 [2018-04-11 21:39:32,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:39:32,178 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,183 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-04-11 21:39:32,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 21:39:32,201 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,207 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,220 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,220 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:75, output treesize:53 [2018-04-11 21:39:32,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2018-04-11 21:39:32,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 21:39:32,248 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,253 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,271 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 63 treesize of output 57 [2018-04-11 21:39:32,273 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 [2018-04-11 21:39:32,273 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,279 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,296 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. [2018-04-11 21:39:32,297 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:99, output treesize:63 [2018-04-11 21:39:32,384 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2018-04-11 21:39:32,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,389 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 26 treesize of output 28 [2018-04-11 21:39:32,389 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,394 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 [2018-04-11 21:39:32,395 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,396 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,402 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 [2018-04-11 21:39:32,404 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 21:39:32,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 21:39:32,404 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,406 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,410 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 21:39:32,410 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:77, output treesize:7 [2018-04-11 21:39:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 21:39:32,445 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 21:39:33,210 WARN L148 SmtUtils]: Spent 269ms on a formula simplification that was a NOOP. DAG size: 42 [2018-04-11 21:39:33,619 WARN L148 SmtUtils]: Spent 198ms on a formula simplification that was a NOOP. DAG size: 42 [2018-04-11 21:39:33,896 WARN L148 SmtUtils]: Spent 231ms on a formula simplification that was a NOOP. DAG size: 53 [2018-04-11 21:39:36,480 WARN L148 SmtUtils]: Spent 511ms on a formula simplification that was a NOOP. DAG size: 67 Received shutdown request... [2018-04-11 21:39:44,577 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-11 21:39:44,577 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 21:39:44,582 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 21:39:44,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 09:39:44 BoogieIcfgContainer [2018-04-11 21:39:44,582 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 21:39:44,583 INFO L168 Benchmark]: Toolchain (without parser) took 256807.10 ms. Allocated memory was 304.6 MB in the beginning and 535.3 MB in the end (delta: 230.7 MB). Free memory was 240.9 MB in the beginning and 375.7 MB in the end (delta: -134.8 MB). Peak memory consumption was 95.9 MB. Max. memory is 5.3 GB. [2018-04-11 21:39:44,584 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 304.6 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 21:39:44,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.02 ms. Allocated memory is still 304.6 MB. Free memory was 240.9 MB in the beginning and 215.0 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 5.3 GB. [2018-04-11 21:39:44,585 INFO L168 Benchmark]: Boogie Preprocessor took 66.50 ms. Allocated memory is still 304.6 MB. Free memory was 215.0 MB in the beginning and 212.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-04-11 21:39:44,585 INFO L168 Benchmark]: RCFGBuilder took 887.16 ms. Allocated memory was 304.6 MB in the beginning and 468.7 MB in the end (delta: 164.1 MB). Free memory was 212.0 MB in the beginning and 366.0 MB in the end (delta: -154.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 5.3 GB. [2018-04-11 21:39:44,585 INFO L168 Benchmark]: TraceAbstraction took 255504.94 ms. Allocated memory was 468.7 MB in the beginning and 535.3 MB in the end (delta: 66.6 MB). Free memory was 366.0 MB in the beginning and 375.7 MB in the end (delta: -9.7 MB). Peak memory consumption was 56.9 MB. Max. memory is 5.3 GB. [2018-04-11 21:39:44,587 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 304.6 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 343.02 ms. Allocated memory is still 304.6 MB. Free memory was 240.9 MB in the beginning and 215.0 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 66.50 ms. Allocated memory is still 304.6 MB. Free memory was 215.0 MB in the beginning and 212.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 887.16 ms. Allocated memory was 304.6 MB in the beginning and 468.7 MB in the end (delta: 164.1 MB). Free memory was 212.0 MB in the beginning and 366.0 MB in the end (delta: -154.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 255504.94 ms. Allocated memory was 468.7 MB in the beginning and 535.3 MB in the end (delta: 66.6 MB). Free memory was 366.0 MB in the beginning and 375.7 MB in the end (delta: -9.7 MB). Peak memory consumption was 56.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 698]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 698). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 652]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 652). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 694]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 694). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 648]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 648). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 718]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 718). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 709]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 709). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 660]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 660). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 656]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 656). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 682]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 682). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 642]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 642). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 642]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 642). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 703]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 703). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 723]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 723). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 718]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 718). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 681). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 676]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 676). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 719]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 719). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 689]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 689). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 716]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 716). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 677]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 677). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 638]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 638). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 637]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 637). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 681). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 630]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 630). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 668]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 668). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 637]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 637). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 642]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 642). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 718]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 718). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 689]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 689). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 719]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 719). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 722]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 722). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 682]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 682). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 716]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 716). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 677]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 677). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 674]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 674). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 642]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 642). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 722]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 722). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 681). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 720). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 677]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 677). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 648]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 648). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 719]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 719). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 689]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 689). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 638]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 638). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 681). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 638]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 638). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 638]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 638). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 719]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 719). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 722]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 722). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 677]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 677). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 642]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 642). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 681). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 722]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 722). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 681). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 674]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 674). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 635]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 635). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 677]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 677). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 719]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 719). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 719]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 719). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 636]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 636). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 689]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 689). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 677]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 677). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 720). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 723]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 723). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 638]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 638). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 665]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 665). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 692]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 692). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 703]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 703). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 642]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 642). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 716]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 716). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 660]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 660). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 638]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 638). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 682]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 682). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 648]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 648). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 716]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 716). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 676]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 676). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 718]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 718). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 668]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 668). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 682]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 682). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 656]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 656). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 663]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 663). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 675]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 675). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 692]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 692). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 705]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 705). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 716]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 716). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 648]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 648). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 636]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 636). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 698]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 698). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 709]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 709). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 663]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 663). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 652]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 652). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 635]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 635). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 716]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 716). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 694]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 694). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 665]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 665). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 705]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 705). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - TimeoutResultAtElement [Line: 675]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 675). Cancelled while BasicCegarLoop was analyzing trace of length 63 with TraceHistMax 2, while TraceCheckSpWp was constructing backward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 68. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 292 locations, 101 error locations. TIMEOUT Result, 255.4s OverallTime, 47 OverallIterations, 2 TraceHistogramMax, 69.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12660 SDtfs, 48584 SDslu, 58429 SDs, 0 SdLazy, 32837 SolverSat, 2029 SolverUnsat, 13 SolverUnknown, 0 SolverNotchecked, 54.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4313 GetRequests, 3535 SyntacticMatches, 28 SemanticMatches, 750 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4421 ImplicationChecksByTransitivity, 147.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=763occurred in iteration=45, 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: 0.9s AutomataMinimizationTime, 46 MinimizatonAttempts, 17274 StatesRemovedByMinimization, 40 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 170.1s InterpolantComputationTime, 2012 NumberOfCodeBlocks, 2012 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 3932 ConstructedInterpolants, 537 QuantifiedInterpolants, 2765331 SizeOfPredicates, 505 NumberOfNonLiveVariables, 6997 ConjunctsInSsa, 662 ConjunctsInUnsatCore, 92 InterpolantComputations, 84 PerfectInterpolantSequences, 24/58 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/tree_of_cslls_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_21-39-44-598.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/tree_of_cslls_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_21-39-44-598.csv Completed graceful shutdown