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 0.1.23-35b68b2 [2018-04-06 20:29:57,669 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-06 20:29:57,671 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-06 20:29:57,686 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-06 20:29:57,686 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-06 20:29:57,687 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-06 20:29:57,687 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-06 20:29:57,689 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-06 20:29:57,690 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-06 20:29:57,691 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-06 20:29:57,692 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-06 20:29:57,692 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-06 20:29:57,693 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-06 20:29:57,694 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-06 20:29:57,695 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-06 20:29:57,698 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-06 20:29:57,700 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-06 20:29:57,701 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-06 20:29:57,703 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-06 20:29:57,704 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-06 20:29:57,706 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-06 20:29:57,712 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-06 20:29:57,712 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-06 20:29:57,712 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 [2018-04-06 20:29:57,737 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-06 20:29:57,738 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-06 20:29:57,738 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-06 20:29:57,738 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-06 20:29:57,739 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-06 20:29:57,739 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-06 20:29:57,739 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-06 20:29:57,739 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-06 20:29:57,740 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-06 20:29:57,740 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-06 20:29:57,740 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-06 20:29:57,740 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-06 20:29:57,741 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-06 20:29:57,741 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-06 20:29:57,741 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-06 20:29:57,741 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-06 20:29:57,741 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-06 20:29:57,741 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-06 20:29:57,742 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-06 20:29:57,742 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-06 20:29:57,742 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-06 20:29:57,742 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-06 20:29:57,742 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-06 20:29:57,743 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-06 20:29:57,743 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-06 20:29:57,743 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-06 20:29:57,743 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-06 20:29:57,743 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-06 20:29:57,744 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-06 20:29:57,744 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-06 20:29:57,744 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-06 20:29:57,744 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-06 20:29:57,744 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 20:29:57,744 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-06 20:29:57,745 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-06 20:29:57,745 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-06 20:29:57,746 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-06 20:29:57,746 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-06 20:29:57,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-06 20:29:57,793 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-06 20:29:57,798 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-06 20:29:57,799 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-06 20:29:57,800 INFO L276 PluginConnector]: CDTParser initialized [2018-04-06 20:29:57,800 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 [2018-04-06 20:29:58,110 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGe6c37e633 [2018-04-06 20:29:58,307 INFO L287 CDTParser]: IsIndexed: true [2018-04-06 20:29:58,307 INFO L288 CDTParser]: Found 1 translation units. [2018-04-06 20:29:58,308 INFO L168 CDTParser]: Scanning tree_of_cslls_true-valid-memsafety.i [2018-04-06 20:29:58,319 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-06 20:29:58,319 INFO L215 ultiparseSymbolTable]: [2018-04-06 20:29:58,319 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-06 20:29:58,319 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in tree_of_cslls_true-valid-memsafety.i [2018-04-06 20:29:58,319 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-06 20:29:58,320 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 [2018-04-06 20:29:58,320 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 [2018-04-06 20:29:58,320 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 [2018-04-06 20:29:58,320 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 [2018-04-06 20:29:58,320 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 [2018-04-06 20:29:58,320 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 [2018-04-06 20:29:58,320 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 [2018-04-06 20:29:58,321 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 [2018-04-06 20:29:58,321 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 [2018-04-06 20:29:58,321 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 [2018-04-06 20:29:58,321 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 [2018-04-06 20:29:58,321 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 [2018-04-06 20:29:58,321 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 [2018-04-06 20:29:58,321 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,322 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 [2018-04-06 20:29:58,323 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 [2018-04-06 20:29:58,323 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 [2018-04-06 20:29:58,323 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 [2018-04-06 20:29:58,323 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 [2018-04-06 20:29:58,323 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 [2018-04-06 20:29:58,323 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 [2018-04-06 20:29:58,323 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 [2018-04-06 20:29:58,323 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 [2018-04-06 20:29:58,324 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 [2018-04-06 20:29:58,324 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 [2018-04-06 20:29:58,324 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 [2018-04-06 20:29:58,324 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 [2018-04-06 20:29:58,324 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 [2018-04-06 20:29:58,324 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 [2018-04-06 20:29:58,324 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 [2018-04-06 20:29:58,324 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 [2018-04-06 20:29:58,325 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 [2018-04-06 20:29:58,325 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 [2018-04-06 20:29:58,325 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 [2018-04-06 20:29:58,325 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 [2018-04-06 20:29:58,325 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 [2018-04-06 20:29:58,325 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 [2018-04-06 20:29:58,325 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 [2018-04-06 20:29:58,326 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 [2018-04-06 20:29:58,326 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 [2018-04-06 20:29:58,326 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 [2018-04-06 20:29:58,326 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 [2018-04-06 20:29:58,326 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 [2018-04-06 20:29:58,326 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 [2018-04-06 20:29:58,326 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 [2018-04-06 20:29:58,326 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 [2018-04-06 20:29:58,327 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 [2018-04-06 20:29:58,327 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 [2018-04-06 20:29:58,327 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 [2018-04-06 20:29:58,327 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 [2018-04-06 20:29:58,327 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 [2018-04-06 20:29:58,327 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 [2018-04-06 20:29:58,327 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 [2018-04-06 20:29:58,327 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,328 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,329 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,330 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,331 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 [2018-04-06 20:29:58,332 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 [2018-04-06 20:29:58,332 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 [2018-04-06 20:29:58,332 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 [2018-04-06 20:29:58,332 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 [2018-04-06 20:29:58,332 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 [2018-04-06 20:29:58,332 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 [2018-04-06 20:29:58,332 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 [2018-04-06 20:29:58,332 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 [2018-04-06 20:29:58,333 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 [2018-04-06 20:29:58,333 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 [2018-04-06 20:29:58,333 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 [2018-04-06 20:29:58,333 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 [2018-04-06 20:29:58,333 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 [2018-04-06 20:29:58,333 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 [2018-04-06 20:29:58,333 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 [2018-04-06 20:29:58,351 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGe6c37e633 [2018-04-06 20:29:58,355 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-06 20:29:58,357 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-06 20:29:58,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-06 20:29:58,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-06 20:29:58,363 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-06 20:29:58,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a94693a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58, skipping insertion in model container [2018-04-06 20:29:58,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,379 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-06 20:29:58,410 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-06 20:29:58,584 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-06 20:29:58,639 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-06 20:29:58,647 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 110 non ball SCCs. Number of states in SCCs 110. [2018-04-06 20:29:58,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58 WrapperNode [2018-04-06 20:29:58,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-06 20:29:58,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-06 20:29:58,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-06 20:29:58,698 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-06 20:29:58,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (1/1) ... [2018-04-06 20:29:58,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-06 20:29:58,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-06 20:29:58,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-06 20:29:58,764 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-06 20:29:58,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (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 [2018-04-06 20:29:58,882 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-06 20:29:58,882 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-06 20:29:58,883 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-06 20:29:58,883 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-06 20:29:58,884 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-06 20:29:58,885 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-06 20:29:58,886 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-06 20:29:58,886 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-06 20:29:58,886 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-06 20:29:58,886 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-06 20:29:58,886 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-06 20:29:58,886 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-06 20:29:58,886 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-06 20:29:58,887 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-06 20:29:58,887 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-06 20:29:58,887 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-06 20:29:58,887 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-06 20:29:58,887 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-06 20:29:58,887 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-06 20:29:58,887 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-06 20:29:58,887 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-06 20:29:58,888 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-06 20:29:58,888 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-06 20:29:58,888 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-06 20:29:58,888 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-06 20:29:58,888 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-06 20:29:58,888 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-06 20:29:58,888 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-06 20:29:58,888 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-06 20:29:58,889 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-06 20:29:58,889 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-06 20:29:58,889 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-06 20:29:58,889 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-06 20:29:58,889 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-06 20:29:58,889 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-06 20:29:58,889 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-06 20:29:58,889 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-06 20:29:58,890 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-06 20:29:58,890 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-06 20:29:58,890 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-06 20:29:58,890 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-06 20:29:58,890 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-06 20:29:58,890 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-06 20:29:58,890 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-06 20:29:58,890 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-06 20:29:58,891 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-06 20:29:58,891 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-06 20:29:58,891 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-06 20:29:58,891 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-06 20:29:58,891 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-06 20:29:58,891 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-06 20:29:58,891 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-06 20:29:58,891 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-06 20:29:58,892 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-06 20:29:58,893 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-06 20:29:58,893 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-06 20:29:58,893 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-06 20:29:58,893 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-06 20:29:58,893 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-06 20:29:58,893 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-06 20:29:58,893 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-06 20:29:58,894 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-06 20:29:58,894 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-06 20:29:58,894 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-06 20:29:58,894 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-06 20:29:58,894 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-06 20:29:58,894 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-06 20:29:58,894 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-06 20:29:58,894 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-06 20:29:58,895 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-06 20:29:58,895 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-06 20:29:58,895 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-06 20:29:58,895 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-06 20:29:58,895 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-06 20:29:58,895 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-06 20:29:58,895 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-06 20:29:58,895 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-06 20:29:59,674 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-06 20:29:59,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:29:59 BoogieIcfgContainer [2018-04-06 20:29:59,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-06 20:29:59,675 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-06 20:29:59,675 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-06 20:29:59,678 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-06 20:29:59,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 08:29:58" (1/3) ... [2018-04-06 20:29:59,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679f83b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 08:29:59, skipping insertion in model container [2018-04-06 20:29:59,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:29:58" (2/3) ... [2018-04-06 20:29:59,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@679f83b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 08:29:59, skipping insertion in model container [2018-04-06 20:29:59,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:29:59" (3/3) ... [2018-04-06 20:29:59,681 INFO L107 eAbstractionObserver]: Analyzing ICFG tree_of_cslls_true-valid-memsafety.i [2018-04-06 20:29:59,688 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-06 20:29:59,695 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 101 error locations. [2018-04-06 20:29:59,739 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-06 20:29:59,740 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-06 20:29:59,740 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-06 20:29:59,740 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-06 20:29:59,740 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-06 20:29:59,740 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-06 20:29:59,741 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-06 20:29:59,741 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-06 20:29:59,741 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-06 20:29:59,741 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-06 20:29:59,765 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-04-06 20:29:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-06 20:29:59,770 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:29:59,771 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:29:59,771 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]=== [2018-04-06 20:29:59,775 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 [2018-04-06 20:29:59,789 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:29:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:29:59,823 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:29:59,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:29:59,865 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:29:59,871 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:29:59,872 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 20:29:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:29:59,890 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:29:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:29:59,919 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:29:59,919 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:29:59,921 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:29:59,930 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:29:59,931 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:29:59,933 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-04-06 20:30:00,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:00,509 INFO L93 Difference]: Finished difference Result 682 states and 740 transitions. [2018-04-06 20:30:00,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-06 20:30:00,511 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2018-04-06 20:30:00,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:00,527 INFO L225 Difference]: With dead ends: 682 [2018-04-06 20:30:00,527 INFO L226 Difference]: Without dead ends: 435 [2018-04-06 20:30:00,531 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 [2018-04-06 20:30:00,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2018-04-06 20:30:00,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 280. [2018-04-06 20:30:00,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-04-06 20:30:00,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 296 transitions. [2018-04-06 20:30:00,581 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 296 transitions. Word has length 11 [2018-04-06 20:30:00,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:00,581 INFO L459 AbstractCegarLoop]: Abstraction has 280 states and 296 transitions. [2018-04-06 20:30:00,581 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:30:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 296 transitions. [2018-04-06 20:30:00,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-06 20:30:00,581 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:00,582 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:30:00,582 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]=== [2018-04-06 20:30:00,582 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 [2018-04-06 20:30:00,588 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:00,597 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:00,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 20:30:00,605 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:00,608 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:00,609 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:30:00,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:00,623 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:00,663 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:00,664 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-06 20:30:00,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 20:30:00,665 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 20:30:00,665 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-06 20:30:00,665 INFO L87 Difference]: Start difference. First operand 280 states and 296 transitions. Second operand 6 states. [2018-04-06 20:30:01,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:01,183 INFO L93 Difference]: Finished difference Result 576 states and 613 transitions. [2018-04-06 20:30:01,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 20:30:01,184 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2018-04-06 20:30:01,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:01,187 INFO L225 Difference]: With dead ends: 576 [2018-04-06 20:30:01,187 INFO L226 Difference]: Without dead ends: 574 [2018-04-06 20:30:01,188 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 [2018-04-06 20:30:01,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2018-04-06 20:30:01,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 278. [2018-04-06 20:30:01,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-04-06 20:30:01,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 294 transitions. [2018-04-06 20:30:01,208 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 294 transitions. Word has length 11 [2018-04-06 20:30:01,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:01,209 INFO L459 AbstractCegarLoop]: Abstraction has 278 states and 294 transitions. [2018-04-06 20:30:01,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 20:30:01,209 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 294 transitions. [2018-04-06 20:30:01,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-06 20:30:01,209 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:01,210 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:30:01,210 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]=== [2018-04-06 20:30:01,210 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 [2018-04-06 20:30:01,216 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:01,231 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:01,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:01,240 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:01,244 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:01,244 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:30:01,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:01,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:01,277 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 [2018-04-06 20:30:01,277 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:01,287 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:01,288 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:01,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:01,289 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:01,294 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. [2018-04-06 20:30:01,295 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2018-04-06 20:30:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:01,310 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:01,445 WARN L148 SmtUtils]: Spent 117ms on a formula simplification that was a NOOP. DAG size: 27 [2018-04-06 20:30:01,494 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:01,495 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:01,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:01,496 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:01,502 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. [2018-04-06 20:30:01,502 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:19 [2018-04-06 20:30:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:01,563 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:01,564 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-06 20:30:01,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-06 20:30:01,564 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-06 20:30:01,564 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-06 20:30:01,565 INFO L87 Difference]: Start difference. First operand 278 states and 294 transitions. Second operand 12 states. [2018-04-06 20:30:02,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:02,416 INFO L93 Difference]: Finished difference Result 494 states and 522 transitions. [2018-04-06 20:30:02,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-06 20:30:02,416 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 14 [2018-04-06 20:30:02,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:02,419 INFO L225 Difference]: With dead ends: 494 [2018-04-06 20:30:02,419 INFO L226 Difference]: Without dead ends: 487 [2018-04-06 20:30:02,420 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2018-04-06 20:30:02,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2018-04-06 20:30:02,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 271. [2018-04-06 20:30:02,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2018-04-06 20:30:02,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 287 transitions. [2018-04-06 20:30:02,433 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 287 transitions. Word has length 14 [2018-04-06 20:30:02,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:02,433 INFO L459 AbstractCegarLoop]: Abstraction has 271 states and 287 transitions. [2018-04-06 20:30:02,434 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-06 20:30:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 287 transitions. [2018-04-06 20:30:02,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-06 20:30:02,434 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:02,434 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:30:02,434 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]=== [2018-04-06 20:30:02,434 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 [2018-04-06 20:30:02,440 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:02,456 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:02,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 20:30:02,461 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,466 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,466 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 20:30:02,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-06 20:30:02,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:02,476 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,477 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,481 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,481 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-04-06 20:30:02,487 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 [2018-04-06 20:30:02,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-06 20:30:02,490 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,491 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,493 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,493 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-06 20:30:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:02,498 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:02,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:02,535 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:02,535 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-06 20:30:02,536 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-06 20:30:02,536 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-06 20:30:02,536 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:30:02,536 INFO L87 Difference]: Start difference. First operand 271 states and 287 transitions. Second operand 5 states. [2018-04-06 20:30:02,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:02,762 INFO L93 Difference]: Finished difference Result 376 states and 398 transitions. [2018-04-06 20:30:02,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 20:30:02,762 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-06 20:30:02,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:02,763 INFO L225 Difference]: With dead ends: 376 [2018-04-06 20:30:02,763 INFO L226 Difference]: Without dead ends: 375 [2018-04-06 20:30:02,764 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 [2018-04-06 20:30:02,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-04-06 20:30:02,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 270. [2018-04-06 20:30:02,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2018-04-06 20:30:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 286 transitions. [2018-04-06 20:30:02,780 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 286 transitions. Word has length 17 [2018-04-06 20:30:02,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:02,780 INFO L459 AbstractCegarLoop]: Abstraction has 270 states and 286 transitions. [2018-04-06 20:30:02,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-06 20:30:02,780 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 286 transitions. [2018-04-06 20:30:02,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-06 20:30:02,781 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:02,781 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:30:02,781 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]=== [2018-04-06 20:30:02,781 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 [2018-04-06 20:30:02,790 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:02,807 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:02,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:02,821 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,833 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,833 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:30:02,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:30:02,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:02,846 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:30:02,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:02,857 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,858 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,862 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-04-06 20:30:02,870 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 [2018-04-06 20:30:02,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:30:02,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,876 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-06 20:30:02,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-06 20:30:02,885 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,886 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,888 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:02,888 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:9 [2018-04-06 20:30:02,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:02,894 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:02,945 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:02,946 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-06 20:30:02,946 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-06 20:30:02,946 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-06 20:30:02,946 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-06 20:30:02,946 INFO L87 Difference]: Start difference. First operand 270 states and 286 transitions. Second operand 8 states. [2018-04-06 20:30:03,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:03,325 INFO L93 Difference]: Finished difference Result 464 states and 494 transitions. [2018-04-06 20:30:03,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-06 20:30:03,325 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-06 20:30:03,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:03,327 INFO L225 Difference]: With dead ends: 464 [2018-04-06 20:30:03,327 INFO L226 Difference]: Without dead ends: 463 [2018-04-06 20:30:03,328 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 [2018-04-06 20:30:03,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-04-06 20:30:03,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 269. [2018-04-06 20:30:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-06 20:30:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 285 transitions. [2018-04-06 20:30:03,339 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 285 transitions. Word has length 17 [2018-04-06 20:30:03,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:03,340 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 285 transitions. [2018-04-06 20:30:03,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-06 20:30:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 285 transitions. [2018-04-06 20:30:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-06 20:30:03,341 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:03,341 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] [2018-04-06 20:30:03,341 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]=== [2018-04-06 20:30:03,342 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 [2018-04-06 20:30:03,349 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:03,366 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:03,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:03,382 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:03,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:03,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:03,392 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,398 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,399 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-04-06 20:30:03,411 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 [2018-04-06 20:30:03,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:30:03,414 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,416 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,427 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 [2018-04-06 20:30:03,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-06 20:30:03,431 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,439 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,456 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,456 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:47 [2018-04-06 20:30:03,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:03,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:30:03,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,511 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:03,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:30:03,535 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,561 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,573 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,573 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:93, output treesize:47 [2018-04-06 20:30:03,583 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:03,584 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 [2018-04-06 20:30:03,584 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:03,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:03,605 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:03,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:30:03,606 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,621 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. [2018-04-06 20:30:03,621 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:58, output treesize:50 [2018-04-06 20:30:03,648 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 [2018-04-06 20:30:03,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:03,663 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,667 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,678 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 [2018-04-06 20:30:03,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-06 20:30:03,681 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,683 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:03,694 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. [2018-04-06 20:30:03,694 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:68, output treesize:18 [2018-04-06 20:30:03,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:03,708 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:06,906 WARN L148 SmtUtils]: Spent 3117ms on a formula simplification that was a NOOP. DAG size: 49 [2018-04-06 20:30:07,155 WARN L148 SmtUtils]: Spent 190ms on a formula simplification that was a NOOP. DAG size: 50 [2018-04-06 20:30:07,163 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 76 [2018-04-06 20:30:07,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:30:07,188 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,209 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 [2018-04-06 20:30:07,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 44 [2018-04-06 20:30:07,213 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,215 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,218 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 [2018-04-06 20:30:07,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:30:07,220 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,227 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,247 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:30:07,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:07,319 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 11 treesize of output 10 [2018-04-06 20:30:07,319 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,354 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 [2018-04-06 20:30:07,358 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-04-06 20:30:07,359 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,363 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:07,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 20:30:07,367 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,370 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,382 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:30:07,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:07,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:07,451 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,457 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 [2018-04-06 20:30:07,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-06 20:30:07,460 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,461 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,465 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:07,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:07,491 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,500 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 [2018-04-06 20:30:07,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 20:30:07,502 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,503 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,509 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:07,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:07,531 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,538 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 27 treesize of output 23 [2018-04-06 20:30:07,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 10 [2018-04-06 20:30:07,541 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,543 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,547 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:07,581 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. [2018-04-06 20:30:07,581 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 12 variables, input treesize:130, output treesize:83 [2018-04-06 20:30:08,311 WARN L151 SmtUtils]: Spent 711ms on a formula simplification. DAG size of input: 55 DAG size of output 33 [2018-04-06 20:30:08,315 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:30:08,315 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:08,322 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. [2018-04-06 20:30:08,322 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:44, output treesize:16 [2018-04-06 20:30:08,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:08,386 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:08,386 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 8] imperfect sequences [] total 14 [2018-04-06 20:30:08,386 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-06 20:30:08,386 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-06 20:30:08,387 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2018-04-06 20:30:08,387 INFO L87 Difference]: Start difference. First operand 269 states and 285 transitions. Second operand 15 states. [2018-04-06 20:30:10,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:10,019 INFO L93 Difference]: Finished difference Result 576 states and 613 transitions. [2018-04-06 20:30:10,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-06 20:30:10,019 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 27 [2018-04-06 20:30:10,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:10,021 INFO L225 Difference]: With dead ends: 576 [2018-04-06 20:30:10,022 INFO L226 Difference]: Without dead ends: 575 [2018-04-06 20:30:10,022 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2018-04-06 20:30:10,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2018-04-06 20:30:10,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 277. [2018-04-06 20:30:10,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2018-04-06 20:30:10,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 295 transitions. [2018-04-06 20:30:10,030 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 295 transitions. Word has length 27 [2018-04-06 20:30:10,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:10,031 INFO L459 AbstractCegarLoop]: Abstraction has 277 states and 295 transitions. [2018-04-06 20:30:10,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-06 20:30:10,031 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 295 transitions. [2018-04-06 20:30:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-06 20:30:10,032 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:10,032 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] [2018-04-06 20:30:10,032 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]=== [2018-04-06 20:30:10,032 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 [2018-04-06 20:30:10,041 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:10,060 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:10,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:10,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:10,073 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 [2018-04-06 20:30:10,073 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,079 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,079 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-06 20:30:10,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:10,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:30:10,092 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,093 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,099 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,099 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:27 [2018-04-06 20:30:10,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:10,124 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 14 treesize of output 13 [2018-04-06 20:30:10,125 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,131 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,136 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,136 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:50, output treesize:27 [2018-04-06 20:30:10,142 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 [2018-04-06 20:30:10,142 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,148 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. [2018-04-06 20:30:10,149 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:32 [2018-04-06 20:30:10,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-04-06 20:30:10,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:10,159 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,162 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,166 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. [2018-04-06 20:30:10,166 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:15 [2018-04-06 20:30:10,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:10,175 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:10,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:10,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:10,341 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,354 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 [2018-04-06 20:30:10,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 5 [2018-04-06 20:30:10,356 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,358 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,359 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 [2018-04-06 20:30:10,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 20:30:10,361 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,365 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:10,376 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:30:10,388 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. [2018-04-06 20:30:10,388 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:39, output treesize:25 [2018-04-06 20:30:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:10,449 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:10,449 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 7] imperfect sequences [] total 12 [2018-04-06 20:30:10,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-06 20:30:10,450 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-06 20:30:10,450 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2018-04-06 20:30:10,450 INFO L87 Difference]: Start difference. First operand 277 states and 295 transitions. Second operand 13 states. [2018-04-06 20:30:11,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:11,081 INFO L93 Difference]: Finished difference Result 518 states and 554 transitions. [2018-04-06 20:30:11,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-06 20:30:11,082 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 27 [2018-04-06 20:30:11,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:11,084 INFO L225 Difference]: With dead ends: 518 [2018-04-06 20:30:11,085 INFO L226 Difference]: Without dead ends: 517 [2018-04-06 20:30:11,085 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2018-04-06 20:30:11,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-04-06 20:30:11,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 277. [2018-04-06 20:30:11,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2018-04-06 20:30:11,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 294 transitions. [2018-04-06 20:30:11,098 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 294 transitions. Word has length 27 [2018-04-06 20:30:11,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:11,098 INFO L459 AbstractCegarLoop]: Abstraction has 277 states and 294 transitions. [2018-04-06 20:30:11,099 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-06 20:30:11,099 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 294 transitions. [2018-04-06 20:30:11,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-06 20:30:11,099 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:11,100 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] [2018-04-06 20:30:11,100 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]=== [2018-04-06 20:30:11,100 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 [2018-04-06 20:30:11,111 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:11,132 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:11,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:11,137 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:11,138 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:11,138 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 20:30:11,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:11,150 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:11,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:11,192 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:11,193 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:30:11,193 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:30:11,193 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:30:11,193 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:30:11,193 INFO L87 Difference]: Start difference. First operand 277 states and 294 transitions. Second operand 4 states. [2018-04-06 20:30:11,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:11,549 INFO L93 Difference]: Finished difference Result 691 states and 739 transitions. [2018-04-06 20:30:11,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:30:11,549 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2018-04-06 20:30:11,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:11,552 INFO L225 Difference]: With dead ends: 691 [2018-04-06 20:30:11,553 INFO L226 Difference]: Without dead ends: 689 [2018-04-06 20:30:11,554 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 [2018-04-06 20:30:11,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2018-04-06 20:30:11,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 275. [2018-04-06 20:30:11,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-04-06 20:30:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 292 transitions. [2018-04-06 20:30:11,568 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 292 transitions. Word has length 28 [2018-04-06 20:30:11,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:11,569 INFO L459 AbstractCegarLoop]: Abstraction has 275 states and 292 transitions. [2018-04-06 20:30:11,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:30:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 292 transitions. [2018-04-06 20:30:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-06 20:30:11,570 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:11,570 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] [2018-04-06 20:30:11,570 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]=== [2018-04-06 20:30:11,570 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 [2018-04-06 20:30:11,579 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:11,602 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:11,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 20:30:11,608 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:11,612 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:11,613 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:30:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:11,626 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:11,731 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:11,732 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-06 20:30:11,732 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 20:30:11,732 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 20:30:11,732 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-06 20:30:11,733 INFO L87 Difference]: Start difference. First operand 275 states and 292 transitions. Second operand 6 states. [2018-04-06 20:30:12,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:12,213 INFO L93 Difference]: Finished difference Result 729 states and 781 transitions. [2018-04-06 20:30:12,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-06 20:30:12,213 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2018-04-06 20:30:12,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:12,215 INFO L225 Difference]: With dead ends: 729 [2018-04-06 20:30:12,216 INFO L226 Difference]: Without dead ends: 728 [2018-04-06 20:30:12,216 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 [2018-04-06 20:30:12,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2018-04-06 20:30:12,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 274. [2018-04-06 20:30:12,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2018-04-06 20:30:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 291 transitions. [2018-04-06 20:30:12,226 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 291 transitions. Word has length 28 [2018-04-06 20:30:12,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:12,226 INFO L459 AbstractCegarLoop]: Abstraction has 274 states and 291 transitions. [2018-04-06 20:30:12,226 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 20:30:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 291 transitions. [2018-04-06 20:30:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-06 20:30:12,228 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:12,228 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] [2018-04-06 20:30:12,228 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]=== [2018-04-06 20:30:12,228 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 [2018-04-06 20:30:12,245 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:12,265 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:12,290 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:12,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:12,316 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:12,316 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:30:12,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:30:12,316 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:30:12,316 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:30:12,317 INFO L87 Difference]: Start difference. First operand 274 states and 291 transitions. Second operand 4 states. [2018-04-06 20:30:12,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:12,793 INFO L93 Difference]: Finished difference Result 393 states and 426 transitions. [2018-04-06 20:30:12,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:30:12,827 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2018-04-06 20:30:12,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:12,829 INFO L225 Difference]: With dead ends: 393 [2018-04-06 20:30:12,829 INFO L226 Difference]: Without dead ends: 375 [2018-04-06 20:30:12,830 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 [2018-04-06 20:30:12,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-04-06 20:30:12,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 269. [2018-04-06 20:30:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-06 20:30:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 290 transitions. [2018-04-06 20:30:12,841 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 290 transitions. Word has length 30 [2018-04-06 20:30:12,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:12,842 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 290 transitions. [2018-04-06 20:30:12,842 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:30:12,842 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 290 transitions. [2018-04-06 20:30:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-06 20:30:12,843 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:12,843 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] [2018-04-06 20:30:12,843 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]=== [2018-04-06 20:30:12,843 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 [2018-04-06 20:30:12,852 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:12,872 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:12,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:12,945 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:12,977 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:30:12,978 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:12,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-04-06 20:30:12,987 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:12,988 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:12,988 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3 [2018-04-06 20:30:12,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:13,028 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:13,028 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-06 20:30:13,029 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-06 20:30:13,029 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-06 20:30:13,029 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-06 20:30:13,029 INFO L87 Difference]: Start difference. First operand 269 states and 290 transitions. Second operand 7 states. [2018-04-06 20:30:13,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:13,609 INFO L93 Difference]: Finished difference Result 580 states and 646 transitions. [2018-04-06 20:30:13,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-06 20:30:13,609 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 30 [2018-04-06 20:30:13,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:13,611 INFO L225 Difference]: With dead ends: 580 [2018-04-06 20:30:13,611 INFO L226 Difference]: Without dead ends: 564 [2018-04-06 20:30:13,612 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2018-04-06 20:30:13,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2018-04-06 20:30:13,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 446. [2018-04-06 20:30:13,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-04-06 20:30:13,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 530 transitions. [2018-04-06 20:30:13,626 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 530 transitions. Word has length 30 [2018-04-06 20:30:13,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:13,626 INFO L459 AbstractCegarLoop]: Abstraction has 446 states and 530 transitions. [2018-04-06 20:30:13,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-06 20:30:13,626 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 530 transitions. [2018-04-06 20:30:13,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-06 20:30:13,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:13,627 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] [2018-04-06 20:30:13,628 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]=== [2018-04-06 20:30:13,628 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 [2018-04-06 20:30:13,635 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:13,651 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:13,713 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:13,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:13,759 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:13,759 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-06 20:30:13,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:30:13,760 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:30:13,760 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:30:13,760 INFO L87 Difference]: Start difference. First operand 446 states and 530 transitions. Second operand 4 states. [2018-04-06 20:30:13,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:13,829 INFO L93 Difference]: Finished difference Result 544 states and 634 transitions. [2018-04-06 20:30:13,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-06 20:30:13,830 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-04-06 20:30:13,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:13,832 INFO L225 Difference]: With dead ends: 544 [2018-04-06 20:30:13,832 INFO L226 Difference]: Without dead ends: 541 [2018-04-06 20:30:13,833 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 [2018-04-06 20:30:13,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2018-04-06 20:30:13,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 515. [2018-04-06 20:30:13,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-04-06 20:30:13,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 627 transitions. [2018-04-06 20:30:13,854 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 627 transitions. Word has length 31 [2018-04-06 20:30:13,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:13,854 INFO L459 AbstractCegarLoop]: Abstraction has 515 states and 627 transitions. [2018-04-06 20:30:13,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:30:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 627 transitions. [2018-04-06 20:30:13,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-06 20:30:13,855 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:13,855 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] [2018-04-06 20:30:13,855 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]=== [2018-04-06 20:30:13,856 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 [2018-04-06 20:30:13,866 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:13,890 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:13,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:13,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:13,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:13,909 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:13,910 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:13,911 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-04-06 20:30:13,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:13,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:13,954 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:13,959 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:13,964 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:13,964 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:27, output treesize:11 [2018-04-06 20:30:13,973 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 [2018-04-06 20:30:13,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-06 20:30:13,975 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:13,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:13,978 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:13,978 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-06 20:30:13,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:13,985 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:14,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:14,071 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,073 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. [2018-04-06 20:30:14,074 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:26, output treesize:17 [2018-04-06 20:30:14,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:14,121 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:14,121 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 10 [2018-04-06 20:30:14,122 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-06 20:30:14,122 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-06 20:30:14,122 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2018-04-06 20:30:14,122 INFO L87 Difference]: Start difference. First operand 515 states and 627 transitions. Second operand 11 states. [2018-04-06 20:30:14,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:14,717 INFO L93 Difference]: Finished difference Result 1734 states and 2127 transitions. [2018-04-06 20:30:14,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-06 20:30:14,718 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2018-04-06 20:30:14,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:14,722 INFO L225 Difference]: With dead ends: 1734 [2018-04-06 20:30:14,723 INFO L226 Difference]: Without dead ends: 1733 [2018-04-06 20:30:14,723 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2018-04-06 20:30:14,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2018-04-06 20:30:14,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 514. [2018-04-06 20:30:14,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2018-04-06 20:30:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 626 transitions. [2018-04-06 20:30:14,742 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 626 transitions. Word has length 32 [2018-04-06 20:30:14,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:14,743 INFO L459 AbstractCegarLoop]: Abstraction has 514 states and 626 transitions. [2018-04-06 20:30:14,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-06 20:30:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 626 transitions. [2018-04-06 20:30:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-06 20:30:14,744 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:14,744 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] [2018-04-06 20:30:14,744 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]=== [2018-04-06 20:30:14,744 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 [2018-04-06 20:30:14,752 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:14,771 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:14,784 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:14,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:14,785 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 [2018-04-06 20:30:14,786 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,787 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,787 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-04-06 20:30:14,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2018-04-06 20:30:14,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:14,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,829 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:14,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:14,847 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,852 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,860 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:55, output treesize:29 [2018-04-06 20:30:14,872 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 [2018-04-06 20:30:14,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-04-06 20:30:14,875 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,877 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,886 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 [2018-04-06 20:30:14,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 11 [2018-04-06 20:30:14,899 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,902 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,905 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:14,905 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:11 [2018-04-06 20:30:14,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:14,917 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:14,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:14,978 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-06 20:30:14,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-06 20:30:14,996 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:15,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-06 20:30:15,013 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:15,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:30:15,027 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:72, output treesize:54 [2018-04-06 20:30:15,056 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 [2018-04-06 20:30:15,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-06 20:30:15,057 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:15,058 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:15,061 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:15,061 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:34, output treesize:4 [2018-04-06 20:30:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:15,096 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:15,097 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 10 [2018-04-06 20:30:15,097 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-06 20:30:15,097 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-06 20:30:15,097 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-04-06 20:30:15,098 INFO L87 Difference]: Start difference. First operand 514 states and 626 transitions. Second operand 11 states. [2018-04-06 20:30:15,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:15,946 INFO L93 Difference]: Finished difference Result 1733 states and 2126 transitions. [2018-04-06 20:30:15,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-06 20:30:15,947 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2018-04-06 20:30:15,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:15,951 INFO L225 Difference]: With dead ends: 1733 [2018-04-06 20:30:15,951 INFO L226 Difference]: Without dead ends: 1732 [2018-04-06 20:30:15,952 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2018-04-06 20:30:15,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1732 states. [2018-04-06 20:30:15,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1732 to 513. [2018-04-06 20:30:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-04-06 20:30:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 625 transitions. [2018-04-06 20:30:15,971 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 625 transitions. Word has length 32 [2018-04-06 20:30:15,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:15,971 INFO L459 AbstractCegarLoop]: Abstraction has 513 states and 625 transitions. [2018-04-06 20:30:15,971 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-06 20:30:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 625 transitions. [2018-04-06 20:30:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-06 20:30:15,972 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:15,972 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] [2018-04-06 20:30:15,972 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]=== [2018-04-06 20:30:15,973 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 [2018-04-06 20:30:15,979 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:15,996 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:16,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:16,029 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:16,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:16,087 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:16,087 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:30:16,088 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-06 20:30:16,088 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-06 20:30:16,088 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:30:16,088 INFO L87 Difference]: Start difference. First operand 513 states and 625 transitions. Second operand 3 states. [2018-04-06 20:30:16,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:16,104 INFO L93 Difference]: Finished difference Result 783 states and 979 transitions. [2018-04-06 20:30:16,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-06 20:30:16,104 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-04-06 20:30:16,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:16,106 INFO L225 Difference]: With dead ends: 783 [2018-04-06 20:30:16,106 INFO L226 Difference]: Without dead ends: 517 [2018-04-06 20:30:16,107 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 [2018-04-06 20:30:16,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-04-06 20:30:16,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 517. [2018-04-06 20:30:16,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-04-06 20:30:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 629 transitions. [2018-04-06 20:30:16,130 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 629 transitions. Word has length 41 [2018-04-06 20:30:16,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:16,130 INFO L459 AbstractCegarLoop]: Abstraction has 517 states and 629 transitions. [2018-04-06 20:30:16,130 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-06 20:30:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 629 transitions. [2018-04-06 20:30:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-06 20:30:16,131 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:16,131 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] [2018-04-06 20:30:16,131 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]=== [2018-04-06 20:30:16,132 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 [2018-04-06 20:30:16,139 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:16,164 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:16,217 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:16,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:16,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:16,244 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,257 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,258 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-04-06 20:30:16,277 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 [2018-04-06 20:30:16,279 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 [2018-04-06 20:30:16,279 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,293 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,323 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:16 [2018-04-06 20:30:16,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:16,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:16,406 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,410 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,414 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,415 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:39, output treesize:16 [2018-04-06 20:30:16,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:16,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:16,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:16,420 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,424 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,424 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:15 [2018-04-06 20:30:16,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:16,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:16,487 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,495 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:16,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:16,518 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,527 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,548 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,549 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:59, output treesize:37 [2018-04-06 20:30:16,604 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 [2018-04-06 20:30:16,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:16,609 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,619 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,651 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 [2018-04-06 20:30:16,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:30:16,655 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,666 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:30:16,680 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:106, output treesize:80 [2018-04-06 20:30:16,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:16,717 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 [2018-04-06 20:30:16,717 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:16,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:16,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:16,743 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,758 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. [2018-04-06 20:30:16,758 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:91, output treesize:84 [2018-04-06 20:30:16,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:16,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:16,803 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:16,811 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,816 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:16,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:16,830 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 11 [2018-04-06 20:30:16,836 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,839 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:16,846 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. [2018-04-06 20:30:16,846 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:102, output treesize:20 [2018-04-06 20:30:16,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:16,875 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:16,971 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:16,971 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:16,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:16,972 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:17,004 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:17,005 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:17,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:17,006 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:17,017 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. [2018-04-06 20:30:17,018 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:90, output treesize:69 [2018-04-06 20:30:21,299 WARN L151 SmtUtils]: Spent 1922ms on a formula simplification. DAG size of input: 69 DAG size of output 45 [2018-04-06 20:30:21,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 68 [2018-04-06 20:30:21,330 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:21,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 135 [2018-04-06 20:30:21,343 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-06 20:30:21,370 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. [2018-04-06 20:30:21,370 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:175, output treesize:627 [2018-04-06 20:30:34,225 WARN L151 SmtUtils]: Spent 10912ms on a formula simplification. DAG size of input: 143 DAG size of output 114 [2018-04-06 20:30:34,610 WARN L151 SmtUtils]: Spent 375ms on a formula simplification. DAG size of input: 139 DAG size of output 130 [2018-04-06 20:30:34,616 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:34,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:34,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:30:34,652 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:34,663 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:34,666 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 [2018-04-06 20:30:34,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:30:34,668 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:34,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-06 20:30:34,677 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:34,679 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:34,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:34,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 93 [2018-04-06 20:30:35,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,003 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 47 [2018-04-06 20:30:35,005 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-06 20:30:35,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,009 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,009 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 51 treesize of output 47 [2018-04-06 20:30:35,010 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-06 20:30:35,012 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,013 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,013 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 59 treesize of output 59 [2018-04-06 20:30:35,014 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-06 20:30:35,016 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 68 [2018-04-06 20:30:35,019 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 59 [2018-04-06 20:30:35,098 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,164 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 59 treesize of output 59 [2018-04-06 20:30:35,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 47 treesize of output 39 [2018-04-06 20:30:35,168 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,189 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2018-04-06 20:30:35,191 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,211 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,262 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 47 treesize of output 45 [2018-04-06 20:30:35,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:30:35,280 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,287 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,289 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 35 treesize of output 33 [2018-04-06 20:30:35,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:30:35,291 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,298 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,352 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:30:35,356 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 150 treesize of output 130 [2018-04-06 20:30:35,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,431 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:35,432 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,435 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,436 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 [2018-04-06 20:30:35,436 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,439 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,440 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 [2018-04-06 20:30:35,441 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-06 20:30:35,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-06 20:30:35,471 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,475 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,492 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:30:35,681 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:35,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,736 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34 [2018-04-06 20:30:35,737 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,740 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,740 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 [2018-04-06 20:30:35,740 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:35,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,743 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 [2018-04-06 20:30:35,744 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,757 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 [2018-04-06 20:30:35,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:30:35,759 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,760 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,766 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 95 [2018-04-06 20:30:35,874 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:35,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:35,876 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 59 [2018-04-06 20:30:35,915 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,954 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 [2018-04-06 20:30:35,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:30:35,956 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2018-04-06 20:30:35,966 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:35,972 INFO L267 ElimStorePlain]: Start of recursive call 35: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:36,009 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 59 treesize of output 59 [2018-04-06 20:30:36,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2018-04-06 20:30:36,012 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:36,032 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:36,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2018-04-06 20:30:36,034 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:36,045 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:36,062 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:36,182 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 [2018-04-06 20:30:36,184 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-06 20:30:36,184 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:36,190 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:36,322 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 4 dim-2 vars, End of recursive call: 14 dim-0 vars, and 8 xjuncts. [2018-04-06 20:30:36,322 INFO L202 ElimStorePlain]: Needed 42 recursive calls to eliminate 20 variables, input treesize:499, output treesize:341 [2018-04-06 20:30:38,814 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:38,815 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:38,816 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-06 20:30:38,816 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,830 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 141 treesize of output 73 [2018-04-06 20:30:38,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:38,879 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:38,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:30:38,925 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,937 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 32 [2018-04-06 20:30:38,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 4 [2018-04-06 20:30:38,939 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:38,946 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,949 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,952 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,955 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,962 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:38,962 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 7 variables, input treesize:160, output treesize:4 [2018-04-06 20:30:39,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:39,047 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:30:39,047 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2018-04-06 20:30:39,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-06 20:30:39,048 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-06 20:30:39,048 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=612, Unknown=2, NotChecked=0, Total=702 [2018-04-06 20:30:39,048 INFO L87 Difference]: Start difference. First operand 517 states and 629 transitions. Second operand 27 states. [2018-04-06 20:30:42,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:42,035 INFO L93 Difference]: Finished difference Result 1057 states and 1247 transitions. [2018-04-06 20:30:42,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-06 20:30:42,035 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 41 [2018-04-06 20:30:42,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:42,038 INFO L225 Difference]: With dead ends: 1057 [2018-04-06 20:30:42,038 INFO L226 Difference]: Without dead ends: 1055 [2018-04-06 20:30:42,039 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 288 ImplicationChecksByTransitivity, 20.6s TimeCoverageRelationStatistics Valid=451, Invalid=1527, Unknown=2, NotChecked=0, Total=1980 [2018-04-06 20:30:42,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1055 states. [2018-04-06 20:30:42,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1055 to 507. [2018-04-06 20:30:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2018-04-06 20:30:42,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 618 transitions. [2018-04-06 20:30:42,064 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 618 transitions. Word has length 41 [2018-04-06 20:30:42,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:42,064 INFO L459 AbstractCegarLoop]: Abstraction has 507 states and 618 transitions. [2018-04-06 20:30:42,064 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-06 20:30:42,064 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 618 transitions. [2018-04-06 20:30:42,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-06 20:30:42,065 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:42,065 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] [2018-04-06 20:30:42,065 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]=== [2018-04-06 20:30:42,065 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 [2018-04-06 20:30:42,076 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:42,098 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:42,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:42,108 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:42,148 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:42,148 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:30:42,148 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-06 20:30:42,149 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-06 20:30:42,149 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:30:42,149 INFO L87 Difference]: Start difference. First operand 507 states and 618 transitions. Second operand 3 states. [2018-04-06 20:30:42,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:42,180 INFO L93 Difference]: Finished difference Result 860 states and 1054 transitions. [2018-04-06 20:30:42,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-06 20:30:42,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2018-04-06 20:30:42,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:42,183 INFO L225 Difference]: With dead ends: 860 [2018-04-06 20:30:42,183 INFO L226 Difference]: Without dead ends: 590 [2018-04-06 20:30:42,184 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 [2018-04-06 20:30:42,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2018-04-06 20:30:42,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 517. [2018-04-06 20:30:42,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-04-06 20:30:42,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 630 transitions. [2018-04-06 20:30:42,207 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 630 transitions. Word has length 43 [2018-04-06 20:30:42,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:42,207 INFO L459 AbstractCegarLoop]: Abstraction has 517 states and 630 transitions. [2018-04-06 20:30:42,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-06 20:30:42,207 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 630 transitions. [2018-04-06 20:30:42,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-06 20:30:42,208 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:42,208 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] [2018-04-06 20:30:42,208 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]=== [2018-04-06 20:30:42,209 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 [2018-04-06 20:30:42,221 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:42,237 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:42,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:42,241 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:42,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:42,265 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:42,265 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:30:42,265 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-06 20:30:42,265 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-06 20:30:42,265 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:30:42,265 INFO L87 Difference]: Start difference. First operand 517 states and 630 transitions. Second operand 3 states. [2018-04-06 20:30:42,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:42,280 INFO L93 Difference]: Finished difference Result 1003 states and 1231 transitions. [2018-04-06 20:30:42,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-06 20:30:42,281 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2018-04-06 20:30:42,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:42,282 INFO L225 Difference]: With dead ends: 1003 [2018-04-06 20:30:42,282 INFO L226 Difference]: Without dead ends: 520 [2018-04-06 20:30:42,283 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 [2018-04-06 20:30:42,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2018-04-06 20:30:42,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 520. [2018-04-06 20:30:42,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2018-04-06 20:30:42,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 633 transitions. [2018-04-06 20:30:42,301 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 633 transitions. Word has length 44 [2018-04-06 20:30:42,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:42,302 INFO L459 AbstractCegarLoop]: Abstraction has 520 states and 633 transitions. [2018-04-06 20:30:42,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-06 20:30:42,302 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 633 transitions. [2018-04-06 20:30:42,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-06 20:30:42,303 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:42,303 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] [2018-04-06 20:30:42,303 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]=== [2018-04-06 20:30:42,303 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 [2018-04-06 20:30:42,316 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:42,342 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:42,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:30:42,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:42,359 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,361 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:30:42,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:42,372 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,374 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,380 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20 [2018-04-06 20:30:42,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:30:42,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-06 20:30:42,396 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,403 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:30:42,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,424 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 [2018-04-06 20:30:42,425 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,430 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,440 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:46, output treesize:38 [2018-04-06 20:30:42,456 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,458 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 [2018-04-06 20:30:42,458 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,470 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:40 [2018-04-06 20:30:42,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:42,489 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,491 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,493 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 [2018-04-06 20:30:42,493 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,500 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:42,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,515 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,515 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,516 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 [2018-04-06 20:30:42,516 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,522 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,530 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,530 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:63, output treesize:52 [2018-04-06 20:30:42,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:42,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:30:42,566 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:42,592 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 14 treesize of output 13 [2018-04-06 20:30:42,593 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,608 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,618 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:98, output treesize:52 [2018-04-06 20:30:42,634 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 [2018-04-06 20:30:42,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,640 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 [2018-04-06 20:30:42,640 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,652 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 [2018-04-06 20:30:42,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,654 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:42,655 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 [2018-04-06 20:30:42,655 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,659 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,662 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,662 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:66, output treesize:7 [2018-04-06 20:30:42,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:42,681 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:42,939 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:42,940 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 12 variables, input treesize:109, output treesize:1 [2018-04-06 20:30:42,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:42,967 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:42,967 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 16 [2018-04-06 20:30:42,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-06 20:30:42,968 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-06 20:30:42,968 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-04-06 20:30:42,968 INFO L87 Difference]: Start difference. First operand 520 states and 633 transitions. Second operand 16 states. [2018-04-06 20:30:43,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:43,764 INFO L93 Difference]: Finished difference Result 1390 states and 1643 transitions. [2018-04-06 20:30:43,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-06 20:30:43,765 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 46 [2018-04-06 20:30:43,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:43,767 INFO L225 Difference]: With dead ends: 1390 [2018-04-06 20:30:43,767 INFO L226 Difference]: Without dead ends: 904 [2018-04-06 20:30:43,768 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 76 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=154, Invalid=398, Unknown=0, NotChecked=0, Total=552 [2018-04-06 20:30:43,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2018-04-06 20:30:43,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 556. [2018-04-06 20:30:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2018-04-06 20:30:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 675 transitions. [2018-04-06 20:30:43,784 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 675 transitions. Word has length 46 [2018-04-06 20:30:43,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:43,784 INFO L459 AbstractCegarLoop]: Abstraction has 556 states and 675 transitions. [2018-04-06 20:30:43,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-06 20:30:43,784 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 675 transitions. [2018-04-06 20:30:43,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-06 20:30:43,785 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:43,785 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] [2018-04-06 20:30:43,785 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]=== [2018-04-06 20:30:43,785 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 [2018-04-06 20:30:43,792 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:43,810 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:43,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:43,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:43,822 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 [2018-04-06 20:30:43,822 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,829 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,829 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-06 20:30:43,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:43,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:30:43,842 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,844 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,849 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,849 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:30 [2018-04-06 20:30:43,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:43,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:30:43,880 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,884 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,889 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:53, output treesize:30 [2018-04-06 20:30:43,927 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 [2018-04-06 20:30:43,929 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:43,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:43,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,934 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:43,941 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. [2018-04-06 20:30:43,941 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:45, output treesize:15 [2018-04-06 20:30:43,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:43,958 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:44,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:44,643 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 [2018-04-06 20:30:44,643 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:44,656 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 [2018-04-06 20:30:44,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:44,662 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:30:44,666 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:30:44,668 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 [2018-04-06 20:30:44,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:30:44,669 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:44,672 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:44,690 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. [2018-04-06 20:30:44,725 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. [2018-04-06 20:30:44,725 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:46, output treesize:79 [2018-04-06 20:30:44,832 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:44,833 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:44,834 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 [2018-04-06 20:30:44,834 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:44,838 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:44,838 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:49, output treesize:3 [2018-04-06 20:30:44,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:44,868 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:44,868 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 11] imperfect sequences [] total 18 [2018-04-06 20:30:44,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-06 20:30:44,868 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-06 20:30:44,868 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2018-04-06 20:30:44,869 INFO L87 Difference]: Start difference. First operand 556 states and 675 transitions. Second operand 19 states. [2018-04-06 20:30:45,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:45,773 INFO L93 Difference]: Finished difference Result 864 states and 1033 transitions. [2018-04-06 20:30:45,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-06 20:30:45,773 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 47 [2018-04-06 20:30:45,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:45,775 INFO L225 Difference]: With dead ends: 864 [2018-04-06 20:30:45,776 INFO L226 Difference]: Without dead ends: 863 [2018-04-06 20:30:45,776 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=213, Invalid=717, Unknown=0, NotChecked=0, Total=930 [2018-04-06 20:30:45,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-04-06 20:30:45,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 577. [2018-04-06 20:30:45,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2018-04-06 20:30:45,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 699 transitions. [2018-04-06 20:30:45,790 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 699 transitions. Word has length 47 [2018-04-06 20:30:45,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:45,791 INFO L459 AbstractCegarLoop]: Abstraction has 577 states and 699 transitions. [2018-04-06 20:30:45,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-06 20:30:45,791 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 699 transitions. [2018-04-06 20:30:45,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-06 20:30:45,791 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:45,791 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] [2018-04-06 20:30:45,791 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]=== [2018-04-06 20:30:45,792 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 [2018-04-06 20:30:45,797 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:45,814 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:45,823 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 6 treesize of output 5 [2018-04-06 20:30:45,823 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,829 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:45,830 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:45,830 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 11 treesize of output 4 [2018-04-06 20:30:45,830 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,834 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:16 [2018-04-06 20:30:45,844 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 [2018-04-06 20:30:45,846 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 [2018-04-06 20:30:45,846 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,856 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 [2018-04-06 20:30:45,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:45,858 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,859 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,865 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:39, output treesize:34 [2018-04-06 20:30:45,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:45,896 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 14 treesize of output 13 [2018-04-06 20:30:45,896 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,900 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:45,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:45,914 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,918 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,926 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:80, output treesize:34 [2018-04-06 20:30:45,964 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 [2018-04-06 20:30:45,966 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:45,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:45,966 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,969 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:45,980 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:45,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:45,980 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,982 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,988 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:45,988 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:58, output treesize:9 [2018-04-06 20:30:46,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:46,003 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:46,323 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 82 treesize of output 73 [2018-04-06 20:30:46,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:46,348 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,368 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 [2018-04-06 20:30:46,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 20:30:46,370 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,373 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,374 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 [2018-04-06 20:30:46,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:46,382 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:30:46,389 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:30:46,409 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. [2018-04-06 20:30:46,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:46,500 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 [2018-04-06 20:30:46,500 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,515 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 [2018-04-06 20:30:46,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 20:30:46,516 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,519 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,520 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 [2018-04-06 20:30:46,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:46,525 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-06 20:30:46,528 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:30:46,539 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-06 20:30:46,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:46,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:46,679 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-06 20:30:46,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:30:46,709 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,712 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,713 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 [2018-04-06 20:30:46,715 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:46,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:46,716 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,718 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,729 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:30:46,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:46,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:46,754 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,762 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 24 treesize of output 20 [2018-04-06 20:30:46,764 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:46,765 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 20 treesize of output 15 [2018-04-06 20:30:46,765 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,766 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,770 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,773 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 [2018-04-06 20:30:46,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:30:46,799 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:46,809 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:46,811 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 [2018-04-06 20:30:46,811 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,812 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,817 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:46,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:46,838 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,846 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 [2018-04-06 20:30:46,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-06 20:30:46,851 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-06 20:30:46,854 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:30:46,860 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:30:46,863 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 [2018-04-06 20:30:46,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:30:46,881 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,888 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 [2018-04-06 20:30:46,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:46,895 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-04-06 20:30:46,898 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:30:46,906 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:30:46,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:46,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:46,930 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,939 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 [2018-04-06 20:30:46,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 20:30:46,940 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,941 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:46,947 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:47,012 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 3 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-06 20:30:47,013 INFO L202 ElimStorePlain]: Needed 39 recursive calls to eliminate 10 variables, input treesize:127, output treesize:68 [2018-04-06 20:30:47,071 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:30:47,071 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:47,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:47,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:47,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-06 20:30:47,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:47,078 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:47,078 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:33, output treesize:3 [2018-04-06 20:30:47,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:47,112 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:47,112 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 11] imperfect sequences [] total 18 [2018-04-06 20:30:47,113 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-06 20:30:47,113 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-06 20:30:47,113 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2018-04-06 20:30:47,113 INFO L87 Difference]: Start difference. First operand 577 states and 699 transitions. Second operand 19 states. [2018-04-06 20:30:49,554 WARN L151 SmtUtils]: Spent 2125ms on a formula simplification. DAG size of input: 78 DAG size of output 77 [2018-04-06 20:30:50,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:50,669 INFO L93 Difference]: Finished difference Result 1204 states and 1405 transitions. [2018-04-06 20:30:50,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-06 20:30:50,669 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 47 [2018-04-06 20:30:50,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:50,672 INFO L225 Difference]: With dead ends: 1204 [2018-04-06 20:30:50,673 INFO L226 Difference]: Without dead ends: 1202 [2018-04-06 20:30:50,673 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=269, Invalid=991, Unknown=0, NotChecked=0, Total=1260 [2018-04-06 20:30:50,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1202 states. [2018-04-06 20:30:50,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1202 to 587. [2018-04-06 20:30:50,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2018-04-06 20:30:50,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 711 transitions. [2018-04-06 20:30:50,694 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 711 transitions. Word has length 47 [2018-04-06 20:30:50,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:50,695 INFO L459 AbstractCegarLoop]: Abstraction has 587 states and 711 transitions. [2018-04-06 20:30:50,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-06 20:30:50,695 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 711 transitions. [2018-04-06 20:30:50,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-06 20:30:50,695 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:50,695 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] [2018-04-06 20:30:50,695 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]=== [2018-04-06 20:30:50,695 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 [2018-04-06 20:30:50,701 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:50,718 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:50,721 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:50,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:50,745 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:50,745 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:30:50,745 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-06 20:30:50,745 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-06 20:30:50,745 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:30:50,746 INFO L87 Difference]: Start difference. First operand 587 states and 711 transitions. Second operand 3 states. [2018-04-06 20:30:50,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:50,784 INFO L93 Difference]: Finished difference Result 1077 states and 1317 transitions. [2018-04-06 20:30:50,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-06 20:30:50,784 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-04-06 20:30:50,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:50,786 INFO L225 Difference]: With dead ends: 1077 [2018-04-06 20:30:50,786 INFO L226 Difference]: Without dead ends: 591 [2018-04-06 20:30:50,787 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 [2018-04-06 20:30:50,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-04-06 20:30:50,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 591. [2018-04-06 20:30:50,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2018-04-06 20:30:50,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 715 transitions. [2018-04-06 20:30:50,803 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 715 transitions. Word has length 47 [2018-04-06 20:30:50,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:50,803 INFO L459 AbstractCegarLoop]: Abstraction has 591 states and 715 transitions. [2018-04-06 20:30:50,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-06 20:30:50,803 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 715 transitions. [2018-04-06 20:30:50,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-06 20:30:50,803 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:50,803 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] [2018-04-06 20:30:50,804 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]=== [2018-04-06 20:30:50,804 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 [2018-04-06 20:30:50,809 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:50,826 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:50,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:30:50,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:50,834 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,835 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:30:50,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:30:50,844 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,845 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,850 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:34, output treesize:26 [2018-04-06 20:30:50,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:30:50,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,864 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 [2018-04-06 20:30:50,865 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:30:50,885 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:50,886 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,890 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,899 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,899 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:52, output treesize:44 [2018-04-06 20:30:50,915 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,915 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:50,916 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,923 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,923 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:43 [2018-04-06 20:30:50,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:50,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,943 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,945 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 [2018-04-06 20:30:50,945 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,952 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,967 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 [2018-04-06 20:30:50,969 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,970 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:50,972 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 [2018-04-06 20:30:50,972 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,978 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,989 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:50,989 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:69, output treesize:49 [2018-04-06 20:30:51,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:51,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:30:51,030 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,038 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:51,057 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 14 treesize of output 13 [2018-04-06 20:30:51,057 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,062 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,073 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,073 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:95, output treesize:49 [2018-04-06 20:30:51,091 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 [2018-04-06 20:30:51,092 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:51,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:51,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:51,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:30:51,095 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,099 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,106 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 [2018-04-06 20:30:51,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:51,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:51,108 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,110 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,113 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,113 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:63, output treesize:7 [2018-04-06 20:30:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:51,140 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:51,365 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:51,365 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 11 variables, input treesize:117, output treesize:1 [2018-04-06 20:30:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:51,391 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:51,391 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12, 10] imperfect sequences [] total 18 [2018-04-06 20:30:51,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-06 20:30:51,392 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-06 20:30:51,392 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2018-04-06 20:30:51,392 INFO L87 Difference]: Start difference. First operand 591 states and 715 transitions. Second operand 18 states. [2018-04-06 20:30:52,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:52,807 INFO L93 Difference]: Finished difference Result 1106 states and 1292 transitions. [2018-04-06 20:30:52,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-06 20:30:52,807 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 48 [2018-04-06 20:30:52,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:52,810 INFO L225 Difference]: With dead ends: 1106 [2018-04-06 20:30:52,810 INFO L226 Difference]: Without dead ends: 903 [2018-04-06 20:30:52,811 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 [2018-04-06 20:30:52,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2018-04-06 20:30:52,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 658. [2018-04-06 20:30:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 658 states. [2018-04-06 20:30:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 658 states and 807 transitions. [2018-04-06 20:30:52,828 INFO L78 Accepts]: Start accepts. Automaton has 658 states and 807 transitions. Word has length 48 [2018-04-06 20:30:52,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:52,828 INFO L459 AbstractCegarLoop]: Abstraction has 658 states and 807 transitions. [2018-04-06 20:30:52,828 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-06 20:30:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 807 transitions. [2018-04-06 20:30:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-06 20:30:52,828 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:52,828 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] [2018-04-06 20:30:52,829 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]=== [2018-04-06 20:30:52,829 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 [2018-04-06 20:30:52,840 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:52,856 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:52,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:52,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-04-06 20:30:52,879 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:52,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:52,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:52,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:52,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:52,893 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. [2018-04-06 20:30:52,893 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-06 20:30:52,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:52,905 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:52,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:53,000 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:53,000 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2018-04-06 20:30:53,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-06 20:30:53,000 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-06 20:30:53,001 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-04-06 20:30:53,001 INFO L87 Difference]: Start difference. First operand 658 states and 807 transitions. Second operand 10 states. [2018-04-06 20:30:53,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:53,460 INFO L93 Difference]: Finished difference Result 1068 states and 1294 transitions. [2018-04-06 20:30:53,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-06 20:30:53,460 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 49 [2018-04-06 20:30:53,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:53,463 INFO L225 Difference]: With dead ends: 1068 [2018-04-06 20:30:53,463 INFO L226 Difference]: Without dead ends: 1060 [2018-04-06 20:30:53,463 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 [2018-04-06 20:30:53,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2018-04-06 20:30:53,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 715. [2018-04-06 20:30:53,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2018-04-06 20:30:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 876 transitions. [2018-04-06 20:30:53,481 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 876 transitions. Word has length 49 [2018-04-06 20:30:53,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:53,481 INFO L459 AbstractCegarLoop]: Abstraction has 715 states and 876 transitions. [2018-04-06 20:30:53,481 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-06 20:30:53,481 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 876 transitions. [2018-04-06 20:30:53,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-06 20:30:53,482 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:53,482 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] [2018-04-06 20:30:53,482 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]=== [2018-04-06 20:30:53,482 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 [2018-04-06 20:30:53,492 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:53,510 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:53,533 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 [2018-04-06 20:30:53,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:53,535 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,536 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,539 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 15 treesize of output 11 [2018-04-06 20:30:53,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-06 20:30:53,541 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,542 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,544 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,544 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-06 20:30:53,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:53,553 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:53,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:53,601 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:53,601 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 8 [2018-04-06 20:30:53,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-06 20:30:53,601 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-06 20:30:53,602 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-06 20:30:53,602 INFO L87 Difference]: Start difference. First operand 715 states and 876 transitions. Second operand 8 states. [2018-04-06 20:30:53,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:30:53,863 INFO L93 Difference]: Finished difference Result 1214 states and 1519 transitions. [2018-04-06 20:30:53,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-06 20:30:53,863 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2018-04-06 20:30:53,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:30:53,865 INFO L225 Difference]: With dead ends: 1214 [2018-04-06 20:30:53,865 INFO L226 Difference]: Without dead ends: 867 [2018-04-06 20:30:53,866 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 [2018-04-06 20:30:53,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2018-04-06 20:30:53,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 751. [2018-04-06 20:30:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2018-04-06 20:30:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 911 transitions. [2018-04-06 20:30:53,884 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 911 transitions. Word has length 50 [2018-04-06 20:30:53,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:30:53,884 INFO L459 AbstractCegarLoop]: Abstraction has 751 states and 911 transitions. [2018-04-06 20:30:53,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-06 20:30:53,884 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 911 transitions. [2018-04-06 20:30:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-06 20:30:53,885 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:30:53,885 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] [2018-04-06 20:30:53,885 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]=== [2018-04-06 20:30:53,885 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 [2018-04-06 20:30:53,890 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:30:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:30:53,908 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:30:53,919 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-06 20:30:53,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-06 20:30:53,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,923 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:30:53,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:30:53,931 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,933 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,938 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:35, output treesize:27 [2018-04-06 20:30:53,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:53,948 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:53,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:53,949 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,954 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,954 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:26 [2018-04-06 20:30:53,965 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 [2018-04-06 20:30:53,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:53,968 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 [2018-04-06 20:30:53,968 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,973 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:53,984 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:53,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-04-06 20:30:53,985 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,989 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:53,995 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:32 [2018-04-06 20:30:54,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-04-06 20:30:54,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:30:54,025 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,030 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:54,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:30:54,043 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,047 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,054 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,055 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:78, output treesize:32 [2018-04-06 20:30:54,100 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 [2018-04-06 20:30:54,112 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:54,113 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:30:54,114 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:54,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:30:54,116 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,121 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,130 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 [2018-04-06 20:30:54,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:54,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-06 20:30:54,132 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,135 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,140 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:54,141 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:56, output treesize:7 [2018-04-06 20:30:54,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:54,163 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:30:56,330 WARN L148 SmtUtils]: Spent 2042ms on a formula simplification that was a NOOP. DAG size: 36 [2018-04-06 20:30:57,025 WARN L148 SmtUtils]: Spent 374ms on a formula simplification that was a NOOP. DAG size: 45 [2018-04-06 20:30:57,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2018-04-06 20:30:57,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:57,165 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:30:57,167 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,171 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:57,174 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,176 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 [2018-04-06 20:30:57,176 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,182 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,204 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 [2018-04-06 20:30:57,215 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,215 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,217 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 [2018-04-06 20:30:57,218 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,219 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:30:57,220 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,233 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:30:57,235 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 [2018-04-06 20:30:57,251 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,251 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,253 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 [2018-04-06 20:30:57,253 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,259 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:30:57,261 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 33 treesize of output 27 [2018-04-06 20:30:57,263 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,263 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,265 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 [2018-04-06 20:30:57,266 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,271 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,291 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:30:57,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:30:57,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2018-04-06 20:30:57,345 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,347 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 [2018-04-06 20:30:57,347 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,353 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 23 [2018-04-06 20:30:57,358 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,359 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 [2018-04-06 20:30:57,359 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,364 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,384 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 [2018-04-06 20:30:57,395 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,395 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:30:57,397 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,399 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,400 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 [2018-04-06 20:30:57,400 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,412 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:30:57,413 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 [2018-04-06 20:30:57,415 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,415 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,417 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 [2018-04-06 20:30:57,417 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,421 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,422 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 [2018-04-06 20:30:57,438 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,438 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,440 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 [2018-04-06 20:30:57,440 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,446 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:30:57,470 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:30:57,518 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. [2018-04-06 20:30:57,518 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 11 variables, input treesize:121, output treesize:69 [2018-04-06 20:30:57,555 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:30:57,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10 [2018-04-06 20:30:57,555 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,561 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:30:57,562 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:36, output treesize:3 [2018-04-06 20:30:57,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:30:57,594 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:30:57,595 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13, 14] imperfect sequences [] total 21 [2018-04-06 20:30:57,595 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-06 20:30:57,595 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-06 20:30:57,595 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=355, Unknown=0, NotChecked=0, Total=420 [2018-04-06 20:30:57,595 INFO L87 Difference]: Start difference. First operand 751 states and 911 transitions. Second operand 21 states. [2018-04-06 20:30:58,184 WARN L151 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 111 DAG size of output 67 [2018-04-06 20:31:00,403 WARN L151 SmtUtils]: Spent 2081ms on a formula simplification. DAG size of input: 87 DAG size of output 61 [2018-04-06 20:31:01,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:01,112 INFO L93 Difference]: Finished difference Result 1216 states and 1458 transitions. [2018-04-06 20:31:01,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-06 20:31:01,112 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 50 [2018-04-06 20:31:01,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:01,114 INFO L225 Difference]: With dead ends: 1216 [2018-04-06 20:31:01,114 INFO L226 Difference]: Without dead ends: 922 [2018-04-06 20:31:01,115 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 78 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=333, Invalid=999, Unknown=0, NotChecked=0, Total=1332 [2018-04-06 20:31:01,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2018-04-06 20:31:01,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 678. [2018-04-06 20:31:01,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 678 states. [2018-04-06 20:31:01,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 812 transitions. [2018-04-06 20:31:01,131 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 812 transitions. Word has length 50 [2018-04-06 20:31:01,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:01,132 INFO L459 AbstractCegarLoop]: Abstraction has 678 states and 812 transitions. [2018-04-06 20:31:01,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-06 20:31:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 812 transitions. [2018-04-06 20:31:01,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-06 20:31:01,132 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:01,132 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] [2018-04-06 20:31:01,132 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]=== [2018-04-06 20:31:01,133 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 [2018-04-06 20:31:01,138 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:01,157 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:01,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:31:01,162 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,163 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,163 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 20:31:01,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:01,167 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:01,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:01,191 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:01,191 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:31:01,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:31:01,191 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:31:01,191 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:31:01,191 INFO L87 Difference]: Start difference. First operand 678 states and 812 transitions. Second operand 4 states. [2018-04-06 20:31:01,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:01,411 INFO L93 Difference]: Finished difference Result 1846 states and 2222 transitions. [2018-04-06 20:31:01,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:31:01,411 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2018-04-06 20:31:01,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:01,416 INFO L225 Difference]: With dead ends: 1846 [2018-04-06 20:31:01,416 INFO L226 Difference]: Without dead ends: 1841 [2018-04-06 20:31:01,416 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 [2018-04-06 20:31:01,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2018-04-06 20:31:01,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 675. [2018-04-06 20:31:01,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2018-04-06 20:31:01,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 810 transitions. [2018-04-06 20:31:01,436 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 810 transitions. Word has length 50 [2018-04-06 20:31:01,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:01,436 INFO L459 AbstractCegarLoop]: Abstraction has 675 states and 810 transitions. [2018-04-06 20:31:01,436 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:31:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 810 transitions. [2018-04-06 20:31:01,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-06 20:31:01,436 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:01,437 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] [2018-04-06 20:31:01,437 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]=== [2018-04-06 20:31:01,437 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 [2018-04-06 20:31:01,446 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:01,465 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:01,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 20:31:01,467 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,470 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:31:01,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:01,477 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:01,510 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:01,510 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-06 20:31:01,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 20:31:01,511 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 20:31:01,511 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-06 20:31:01,511 INFO L87 Difference]: Start difference. First operand 675 states and 810 transitions. Second operand 6 states. [2018-04-06 20:31:01,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:01,776 INFO L93 Difference]: Finished difference Result 1315 states and 1576 transitions. [2018-04-06 20:31:01,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-06 20:31:01,776 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2018-04-06 20:31:01,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:01,780 INFO L225 Difference]: With dead ends: 1315 [2018-04-06 20:31:01,780 INFO L226 Difference]: Without dead ends: 1313 [2018-04-06 20:31:01,780 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 [2018-04-06 20:31:01,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2018-04-06 20:31:01,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 676. [2018-04-06 20:31:01,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-04-06 20:31:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 810 transitions. [2018-04-06 20:31:01,798 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 810 transitions. Word has length 50 [2018-04-06 20:31:01,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:01,798 INFO L459 AbstractCegarLoop]: Abstraction has 676 states and 810 transitions. [2018-04-06 20:31:01,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 20:31:01,799 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 810 transitions. [2018-04-06 20:31:01,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-06 20:31:01,799 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:01,799 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] [2018-04-06 20:31:01,799 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]=== [2018-04-06 20:31:01,799 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 [2018-04-06 20:31:01,807 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:01,826 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:01,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:01,835 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:01,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:01,836 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,839 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,839 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-06 20:31:01,847 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 [2018-04-06 20:31:01,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-06 20:31:01,848 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,850 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,856 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 [2018-04-06 20:31:01,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:01,857 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,858 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,863 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:34, output treesize:23 [2018-04-06 20:31:01,871 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 [2018-04-06 20:31:01,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:01,873 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,874 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,877 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,877 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:17 [2018-04-06 20:31:01,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:01,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:31:01,892 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,900 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:28, output treesize:13 [2018-04-06 20:31:01,945 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 [2018-04-06 20:31:01,953 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:01,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-06 20:31:01,954 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,958 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,964 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:01,964 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:28, output treesize:3 [2018-04-06 20:31:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:01,979 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:02,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:02,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:31:02,085 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:02,097 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 [2018-04-06 20:31:02,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:31:02,099 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:02,109 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:02,111 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 [2018-04-06 20:31:02,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:02,116 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-06 20:31:02,119 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:31:02,129 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-06 20:31:02,150 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-06 20:31:02,151 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:44, output treesize:43 [2018-04-06 20:31:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:02,223 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:02,223 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2018-04-06 20:31:02,223 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-06 20:31:02,223 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-06 20:31:02,223 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2018-04-06 20:31:02,224 INFO L87 Difference]: Start difference. First operand 676 states and 810 transitions. Second operand 19 states. [2018-04-06 20:31:03,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:03,034 INFO L93 Difference]: Finished difference Result 950 states and 1095 transitions. [2018-04-06 20:31:03,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-06 20:31:03,034 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 53 [2018-04-06 20:31:03,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:03,037 INFO L225 Difference]: With dead ends: 950 [2018-04-06 20:31:03,037 INFO L226 Difference]: Without dead ends: 949 [2018-04-06 20:31:03,037 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 86 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=706, Unknown=0, NotChecked=0, Total=930 [2018-04-06 20:31:03,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-04-06 20:31:03,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 676. [2018-04-06 20:31:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-04-06 20:31:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 809 transitions. [2018-04-06 20:31:03,055 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 809 transitions. Word has length 53 [2018-04-06 20:31:03,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:03,055 INFO L459 AbstractCegarLoop]: Abstraction has 676 states and 809 transitions. [2018-04-06 20:31:03,055 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-06 20:31:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 809 transitions. [2018-04-06 20:31:03,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-06 20:31:03,055 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:03,056 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] [2018-04-06 20:31:03,056 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]=== [2018-04-06 20:31:03,056 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 [2018-04-06 20:31:03,061 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:03,079 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:03,087 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 [2018-04-06 20:31:03,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-06 20:31:03,088 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,089 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,089 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,090 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-06 20:31:03,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:03,094 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:03,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:03,096 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,098 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:9 [2018-04-06 20:31:03,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:03,122 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:03,122 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-06 20:31:03,122 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-06 20:31:03,123 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-06 20:31:03,123 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:31:03,123 INFO L87 Difference]: Start difference. First operand 676 states and 809 transitions. Second operand 5 states. [2018-04-06 20:31:03,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:03,279 INFO L93 Difference]: Finished difference Result 676 states and 809 transitions. [2018-04-06 20:31:03,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 20:31:03,307 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2018-04-06 20:31:03,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:03,308 INFO L225 Difference]: With dead ends: 676 [2018-04-06 20:31:03,308 INFO L226 Difference]: Without dead ends: 675 [2018-04-06 20:31:03,309 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 [2018-04-06 20:31:03,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2018-04-06 20:31:03,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 675. [2018-04-06 20:31:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2018-04-06 20:31:03,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 806 transitions. [2018-04-06 20:31:03,325 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 806 transitions. Word has length 53 [2018-04-06 20:31:03,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:03,325 INFO L459 AbstractCegarLoop]: Abstraction has 675 states and 806 transitions. [2018-04-06 20:31:03,326 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-06 20:31:03,326 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 806 transitions. [2018-04-06 20:31:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-06 20:31:03,326 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:03,326 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] [2018-04-06 20:31:03,326 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]=== [2018-04-06 20:31:03,326 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 [2018-04-06 20:31:03,335 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:03,354 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:03,366 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 [2018-04-06 20:31:03,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:03,368 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,374 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 [2018-04-06 20:31:03,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 11 [2018-04-06 20:31:03,375 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,378 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,382 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,383 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:11 [2018-04-06 20:31:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:03,390 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:03,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 36 [2018-04-06 20:31:03,398 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-06 20:31:03,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-06 20:31:03,410 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,419 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:31:03,420 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:45 [2018-04-06 20:31:03,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:03,458 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:03,458 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2018-04-06 20:31:03,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 20:31:03,458 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 20:31:03,458 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-06 20:31:03,459 INFO L87 Difference]: Start difference. First operand 675 states and 806 transitions. Second operand 6 states. [2018-04-06 20:31:03,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:03,649 INFO L93 Difference]: Finished difference Result 675 states and 806 transitions. [2018-04-06 20:31:03,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 20:31:03,649 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2018-04-06 20:31:03,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:03,651 INFO L225 Difference]: With dead ends: 675 [2018-04-06 20:31:03,651 INFO L226 Difference]: Without dead ends: 674 [2018-04-06 20:31:03,651 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 [2018-04-06 20:31:03,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2018-04-06 20:31:03,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 674. [2018-04-06 20:31:03,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-04-06 20:31:03,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 803 transitions. [2018-04-06 20:31:03,667 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 803 transitions. Word has length 53 [2018-04-06 20:31:03,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:03,667 INFO L459 AbstractCegarLoop]: Abstraction has 674 states and 803 transitions. [2018-04-06 20:31:03,667 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 20:31:03,668 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 803 transitions. [2018-04-06 20:31:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-06 20:31:03,668 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:03,668 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] [2018-04-06 20:31:03,668 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]=== [2018-04-06 20:31:03,668 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 [2018-04-06 20:31:03,674 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:03,693 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:03,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 20:31:03,697 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,699 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,699 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:31:03,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:03,720 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:03,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:03,721 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:03,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:03,730 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 [2018-04-06 20:31:03,731 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,735 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. [2018-04-06 20:31:03,735 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2018-04-06 20:31:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:03,745 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:03,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:03,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:03,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:03,794 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:03,798 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. [2018-04-06 20:31:03,798 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:19 [2018-04-06 20:31:03,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:03,844 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:03,844 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-06 20:31:03,844 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-06 20:31:03,845 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-06 20:31:03,845 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-06 20:31:03,845 INFO L87 Difference]: Start difference. First operand 674 states and 803 transitions. Second operand 12 states. [2018-04-06 20:31:04,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:04,499 INFO L93 Difference]: Finished difference Result 2000 states and 2427 transitions. [2018-04-06 20:31:04,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-06 20:31:04,500 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 53 [2018-04-06 20:31:04,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:04,505 INFO L225 Difference]: With dead ends: 2000 [2018-04-06 20:31:04,505 INFO L226 Difference]: Without dead ends: 1997 [2018-04-06 20:31:04,506 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 [2018-04-06 20:31:04,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2018-04-06 20:31:04,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 674. [2018-04-06 20:31:04,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-04-06 20:31:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 803 transitions. [2018-04-06 20:31:04,534 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 803 transitions. Word has length 53 [2018-04-06 20:31:04,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:04,534 INFO L459 AbstractCegarLoop]: Abstraction has 674 states and 803 transitions. [2018-04-06 20:31:04,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-06 20:31:04,534 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 803 transitions. [2018-04-06 20:31:04,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-06 20:31:04,534 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:04,535 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] [2018-04-06 20:31:04,535 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]=== [2018-04-06 20:31:04,535 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 [2018-04-06 20:31:04,540 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:04,558 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:04,565 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 [2018-04-06 20:31:04,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:31:04,566 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,567 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,568 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,568 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-06 20:31:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:04,572 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:04,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:04,574 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,575 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,576 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:9 [2018-04-06 20:31:04,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:04,599 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:04,600 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-06 20:31:04,600 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-06 20:31:04,600 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-06 20:31:04,600 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:31:04,600 INFO L87 Difference]: Start difference. First operand 674 states and 803 transitions. Second operand 5 states. [2018-04-06 20:31:04,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:04,753 INFO L93 Difference]: Finished difference Result 674 states and 803 transitions. [2018-04-06 20:31:04,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 20:31:04,753 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2018-04-06 20:31:04,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:04,755 INFO L225 Difference]: With dead ends: 674 [2018-04-06 20:31:04,755 INFO L226 Difference]: Without dead ends: 673 [2018-04-06 20:31:04,756 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 [2018-04-06 20:31:04,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2018-04-06 20:31:04,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 673. [2018-04-06 20:31:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2018-04-06 20:31:04,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 799 transitions. [2018-04-06 20:31:04,775 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 799 transitions. Word has length 54 [2018-04-06 20:31:04,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:04,775 INFO L459 AbstractCegarLoop]: Abstraction has 673 states and 799 transitions. [2018-04-06 20:31:04,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-06 20:31:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 799 transitions. [2018-04-06 20:31:04,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-06 20:31:04,775 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:04,775 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] [2018-04-06 20:31:04,776 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]=== [2018-04-06 20:31:04,776 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 [2018-04-06 20:31:04,781 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:04,797 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:04,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:04,801 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:04,824 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:04,824 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:31:04,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-06 20:31:04,825 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-06 20:31:04,825 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 20:31:04,825 INFO L87 Difference]: Start difference. First operand 673 states and 799 transitions. Second operand 3 states. [2018-04-06 20:31:04,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:04,845 INFO L93 Difference]: Finished difference Result 1249 states and 1498 transitions. [2018-04-06 20:31:04,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-06 20:31:04,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-04-06 20:31:04,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:04,847 INFO L225 Difference]: With dead ends: 1249 [2018-04-06 20:31:04,847 INFO L226 Difference]: Without dead ends: 678 [2018-04-06 20:31:04,848 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 [2018-04-06 20:31:04,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2018-04-06 20:31:04,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 676. [2018-04-06 20:31:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-04-06 20:31:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 802 transitions. [2018-04-06 20:31:04,875 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 802 transitions. Word has length 55 [2018-04-06 20:31:04,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:04,875 INFO L459 AbstractCegarLoop]: Abstraction has 676 states and 802 transitions. [2018-04-06 20:31:04,875 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-06 20:31:04,875 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 802 transitions. [2018-04-06 20:31:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-06 20:31:04,876 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:04,876 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] [2018-04-06 20:31:04,876 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]=== [2018-04-06 20:31:04,876 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 [2018-04-06 20:31:04,882 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:04,903 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:04,906 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 6 treesize of output 5 [2018-04-06 20:31:04,906 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,911 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,911 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 20:31:04,919 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-06 20:31:04,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-06 20:31:04,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,922 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,925 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-04-06 20:31:04,929 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 [2018-04-06 20:31:04,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-06 20:31:04,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,931 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,932 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:04,932 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-06 20:31:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:04,936 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:04,961 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:04,962 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-06 20:31:04,962 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-06 20:31:04,962 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-06 20:31:04,962 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-06 20:31:04,962 INFO L87 Difference]: Start difference. First operand 676 states and 802 transitions. Second operand 5 states. [2018-04-06 20:31:05,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:05,174 INFO L93 Difference]: Finished difference Result 1008 states and 1193 transitions. [2018-04-06 20:31:05,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 20:31:05,174 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2018-04-06 20:31:05,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:05,176 INFO L225 Difference]: With dead ends: 1008 [2018-04-06 20:31:05,176 INFO L226 Difference]: Without dead ends: 1007 [2018-04-06 20:31:05,177 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 [2018-04-06 20:31:05,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1007 states. [2018-04-06 20:31:05,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1007 to 675. [2018-04-06 20:31:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2018-04-06 20:31:05,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 801 transitions. [2018-04-06 20:31:05,196 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 801 transitions. Word has length 56 [2018-04-06 20:31:05,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:05,196 INFO L459 AbstractCegarLoop]: Abstraction has 675 states and 801 transitions. [2018-04-06 20:31:05,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-06 20:31:05,196 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 801 transitions. [2018-04-06 20:31:05,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-06 20:31:05,197 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:05,197 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] [2018-04-06 20:31:05,197 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]=== [2018-04-06 20:31:05,197 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 [2018-04-06 20:31:05,203 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:05,222 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:05,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 20:31:05,226 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,229 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:31:05,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:31:05,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-06 20:31:05,237 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,238 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:31:05,246 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 10 treesize of output 9 [2018-04-06 20:31:05,246 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,248 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,252 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,252 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-04-06 20:31:05,260 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 [2018-04-06 20:31:05,261 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-06 20:31:05,261 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,263 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,268 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 [2018-04-06 20:31:05,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-06 20:31:05,270 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,272 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,275 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,275 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:9 [2018-04-06 20:31:05,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:05,281 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:05,325 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:05,325 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-06 20:31:05,325 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-06 20:31:05,325 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-06 20:31:05,326 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-06 20:31:05,326 INFO L87 Difference]: Start difference. First operand 675 states and 801 transitions. Second operand 8 states. [2018-04-06 20:31:05,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:05,683 INFO L93 Difference]: Finished difference Result 1018 states and 1202 transitions. [2018-04-06 20:31:05,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-06 20:31:05,683 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2018-04-06 20:31:05,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:05,685 INFO L225 Difference]: With dead ends: 1018 [2018-04-06 20:31:05,685 INFO L226 Difference]: Without dead ends: 1017 [2018-04-06 20:31:05,686 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 [2018-04-06 20:31:05,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2018-04-06 20:31:05,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 674. [2018-04-06 20:31:05,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-04-06 20:31:05,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 800 transitions. [2018-04-06 20:31:05,712 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 800 transitions. Word has length 56 [2018-04-06 20:31:05,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:05,713 INFO L459 AbstractCegarLoop]: Abstraction has 674 states and 800 transitions. [2018-04-06 20:31:05,713 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-06 20:31:05,713 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 800 transitions. [2018-04-06 20:31:05,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-06 20:31:05,713 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:05,713 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 20:31:05,713 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]=== [2018-04-06 20:31:05,714 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 [2018-04-06 20:31:05,719 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:05,737 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:05,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:05,740 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,741 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:05,741 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 20:31:05,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:05,746 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:05,770 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:05,770 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 20:31:05,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 20:31:05,771 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 20:31:05,771 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 20:31:05,771 INFO L87 Difference]: Start difference. First operand 674 states and 800 transitions. Second operand 4 states. [2018-04-06 20:31:06,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:06,010 INFO L93 Difference]: Finished difference Result 1821 states and 2167 transitions. [2018-04-06 20:31:06,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-06 20:31:06,010 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2018-04-06 20:31:06,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:06,012 INFO L225 Difference]: With dead ends: 1821 [2018-04-06 20:31:06,012 INFO L226 Difference]: Without dead ends: 1820 [2018-04-06 20:31:06,013 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 [2018-04-06 20:31:06,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1820 states. [2018-04-06 20:31:06,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1820 to 673. [2018-04-06 20:31:06,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2018-04-06 20:31:06,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 799 transitions. [2018-04-06 20:31:06,035 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 799 transitions. Word has length 57 [2018-04-06 20:31:06,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:06,036 INFO L459 AbstractCegarLoop]: Abstraction has 673 states and 799 transitions. [2018-04-06 20:31:06,036 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 20:31:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 799 transitions. [2018-04-06 20:31:06,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-06 20:31:06,036 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:06,036 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] [2018-04-06 20:31:06,036 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]=== [2018-04-06 20:31:06,037 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 [2018-04-06 20:31:06,042 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:06,060 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:06,083 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 [2018-04-06 20:31:06,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:06,097 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,098 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-06 20:31:06,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-06 20:31:06,104 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,105 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,108 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,108 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-06 20:31:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:06,128 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:06,178 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:06,178 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 9 [2018-04-06 20:31:06,178 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-06 20:31:06,178 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-06 20:31:06,179 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-06 20:31:06,179 INFO L87 Difference]: Start difference. First operand 673 states and 799 transitions. Second operand 9 states. [2018-04-06 20:31:06,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:06,450 INFO L93 Difference]: Finished difference Result 1441 states and 1711 transitions. [2018-04-06 20:31:06,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-06 20:31:06,450 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2018-04-06 20:31:06,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:06,451 INFO L225 Difference]: With dead ends: 1441 [2018-04-06 20:31:06,451 INFO L226 Difference]: Without dead ends: 807 [2018-04-06 20:31:06,452 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2018-04-06 20:31:06,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2018-04-06 20:31:06,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 700. [2018-04-06 20:31:06,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2018-04-06 20:31:06,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 825 transitions. [2018-04-06 20:31:06,472 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 825 transitions. Word has length 57 [2018-04-06 20:31:06,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:06,473 INFO L459 AbstractCegarLoop]: Abstraction has 700 states and 825 transitions. [2018-04-06 20:31:06,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-06 20:31:06,473 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 825 transitions. [2018-04-06 20:31:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-06 20:31:06,473 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:06,473 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] [2018-04-06 20:31:06,473 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]=== [2018-04-06 20:31:06,474 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 [2018-04-06 20:31:06,479 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:06,501 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:06,510 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:06,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:06,511 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 [2018-04-06 20:31:06,511 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,518 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,518 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-06 20:31:06,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:06,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-06 20:31:06,526 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,527 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,531 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,531 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:14 [2018-04-06 20:31:06,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:06,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:31:06,550 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,554 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,563 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:37, output treesize:14 [2018-04-06 20:31:06,593 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 [2018-04-06 20:31:06,594 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:06,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:06,595 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,608 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,614 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,614 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:34, output treesize:10 [2018-04-06 20:31:06,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:06,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-06 20:31:06,626 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,630 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. [2018-04-06 20:31:06,630 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-06 20:31:06,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:06,650 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:06,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:31:06,682 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,685 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,686 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:15 [2018-04-06 20:31:06,781 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 [2018-04-06 20:31:06,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-06 20:31:06,789 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:06,793 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:31:06,799 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:31:06,799 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:16 [2018-04-06 20:31:06,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:06,938 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:06,938 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2018-04-06 20:31:06,938 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-06 20:31:06,938 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-06 20:31:06,938 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2018-04-06 20:31:06,939 INFO L87 Difference]: Start difference. First operand 700 states and 825 transitions. Second operand 19 states. [2018-04-06 20:31:07,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:07,955 INFO L93 Difference]: Finished difference Result 968 states and 1105 transitions. [2018-04-06 20:31:07,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-06 20:31:07,955 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 58 [2018-04-06 20:31:07,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:07,956 INFO L225 Difference]: With dead ends: 968 [2018-04-06 20:31:07,956 INFO L226 Difference]: Without dead ends: 967 [2018-04-06 20:31:07,957 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 94 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=284, Invalid=976, Unknown=0, NotChecked=0, Total=1260 [2018-04-06 20:31:07,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2018-04-06 20:31:07,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 701. [2018-04-06 20:31:07,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 701 states. [2018-04-06 20:31:07,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 826 transitions. [2018-04-06 20:31:07,980 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 826 transitions. Word has length 58 [2018-04-06 20:31:07,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:07,980 INFO L459 AbstractCegarLoop]: Abstraction has 701 states and 826 transitions. [2018-04-06 20:31:07,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-06 20:31:07,980 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 826 transitions. [2018-04-06 20:31:07,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-06 20:31:07,981 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:07,981 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] [2018-04-06 20:31:07,981 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]=== [2018-04-06 20:31:07,981 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 [2018-04-06 20:31:07,987 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:08,008 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:08,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:08,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:08,026 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 [2018-04-06 20:31:08,026 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,031 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,031 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-06 20:31:08,041 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 [2018-04-06 20:31:08,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:08,043 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,044 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-06 20:31:08,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:08,055 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,056 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,063 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,064 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:44, output treesize:30 [2018-04-06 20:31:08,105 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 66 [2018-04-06 20:31:08,106 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 20 treesize of output 19 [2018-04-06 20:31:08,106 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,111 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:08,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:08,125 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,131 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,139 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,139 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:94, output treesize:55 [2018-04-06 20:31:08,194 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 [2018-04-06 20:31:08,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:08,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select 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 [2018-04-06 20:31:08,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,199 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,210 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. [2018-04-06 20:31:08,210 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:79, output treesize:64 [2018-04-06 20:31:08,226 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:08,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2018-04-06 20:31:08,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-06 20:31:08,230 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,236 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 [2018-04-06 20:31:08,236 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,239 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:08,245 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. [2018-04-06 20:31:08,245 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:68, output treesize:15 [2018-04-06 20:31:08,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:08,287 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:10,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 77 [2018-04-06 20:31:10,269 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 11 treesize of output 10 [2018-04-06 20:31:10,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:10,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:10,329 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 [2018-04-06 20:31:10,329 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:10,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:10,456 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:10,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:10,576 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:10,702 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 123 [2018-04-06 20:31:10,702 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:10,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:10,835 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 [2018-04-06 20:31:10,836 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:10,893 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 [2018-04-06 20:31:10,894 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:10,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:10,964 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:11,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:11,037 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:11,122 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 [2018-04-06 20:31:11,122 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:11,198 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 [2018-04-06 20:31:11,198 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:11,272 INFO L267 ElimStorePlain]: Start of recursive call 9: 6 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-06 20:31:11,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:11,546 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:11,548 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:11,557 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 [2018-04-06 20:31:11,558 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:11,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:11,622 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:11,665 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-06 20:31:11,899 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:11,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 122 [2018-04-06 20:31:11,920 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 [2018-04-06 20:31:11,921 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:11,974 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 [2018-04-06 20:31:11,975 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:12,038 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 [2018-04-06 20:31:12,039 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:12,107 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 [2018-04-06 20:31:12,108 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:12,177 INFO L267 ElimStorePlain]: Start of recursive call 19: 4 dim-1 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-04-06 20:31:12,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:12,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:12,470 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:12,495 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 [2018-04-06 20:31:12,495 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:12,526 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 103 treesize of output 150 [2018-04-06 20:31:12,528 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:12,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 88 [2018-04-06 20:31:12,574 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:12,576 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 91 treesize of output 85 [2018-04-06 20:31:12,576 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:12,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 124 [2018-04-06 20:31:12,578 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:12,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-06 20:31:12,617 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:12,655 INFO L267 ElimStorePlain]: Start of recursive call 24: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-06 20:31:12,937 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 [2018-04-06 20:31:12,957 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 [2018-04-06 20:31:12,958 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:12,973 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:13,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:13,267 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 29 treesize of output 19 [2018-04-06 20:31:13,268 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:13,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 5 [2018-04-06 20:31:13,277 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:13,283 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:13,542 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 [2018-04-06 20:31:13,544 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:13,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:13,574 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:13,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:13,586 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:13,590 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:13,846 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 [2018-04-06 20:31:13,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:13,861 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 [2018-04-06 20:31:13,861 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:13,910 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 [2018-04-06 20:31:13,911 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:13,939 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:14,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:14,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:14,206 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:14,246 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 [2018-04-06 20:31:14,247 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:14,288 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 [2018-04-06 20:31:14,288 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:14,340 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 [2018-04-06 20:31:14,341 INFO L267 ElimStorePlain]: Start of recursive call 47: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:14,400 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:14,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 56 [2018-04-06 20:31:14,402 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:14,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:14,452 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:14,493 INFO L267 ElimStorePlain]: Start of recursive call 43: 6 dim-1 vars, End of recursive call: 5 dim-0 vars, and 6 xjuncts. [2018-04-06 20:31:14,799 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: 28 dim-0 vars, and 29 xjuncts. [2018-04-06 20:31:14,833 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 [2018-04-06 20:31:14,840 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 [2018-04-06 20:31:14,840 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:14,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 184 [2018-04-06 20:31:14,972 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-04-06 20:31:15,144 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 [2018-04-06 20:31:15,145 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:15,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:15,267 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,379 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:15,390 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 [2018-04-06 20:31:15,411 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 [2018-04-06 20:31:15,412 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-06 20:31:15,423 INFO L267 ElimStorePlain]: Start of recursive call 55: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,441 INFO L267 ElimStorePlain]: Start of recursive call 50: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,457 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 [2018-04-06 20:31:15,460 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 [2018-04-06 20:31:15,461 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select 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 76 [2018-04-06 20:31:15,495 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,532 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 [2018-04-06 20:31:15,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:15,537 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,549 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,566 INFO L267 ElimStorePlain]: Start of recursive call 57: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,586 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 [2018-04-06 20:31:15,590 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 [2018-04-06 20:31:15,590 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,620 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 [2018-04-06 20:31:15,620 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 88 [2018-04-06 20:31:15,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:15,664 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:15,706 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 [2018-04-06 20:31:15,708 INFO L267 ElimStorePlain]: Start of recursive call 67: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:15,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 16 [2018-04-06 20:31:15,761 INFO L267 ElimStorePlain]: Start of recursive call 68: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:15,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2018-04-06 20:31:15,813 INFO L267 ElimStorePlain]: Start of recursive call 69: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:15,885 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 [2018-04-06 20:31:15,886 INFO L267 ElimStorePlain]: Start of recursive call 70: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:15,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2018-04-06 20:31:15,970 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:16,042 INFO L267 ElimStorePlain]: Start of recursive call 65: 6 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-06 20:31:16,140 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 [2018-04-06 20:31:16,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2018-04-06 20:31:16,143 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:16,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 5 [2018-04-06 20:31:16,150 INFO L267 ElimStorePlain]: Start of recursive call 74: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:16,155 INFO L267 ElimStorePlain]: Start of recursive call 72: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:16,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:16,265 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 66 treesize of output 113 [2018-04-06 20:31:16,266 INFO L267 ElimStorePlain]: Start of recursive call 76: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-06 20:31:16,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 58 [2018-04-06 20:31:16,308 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:16,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-06 20:31:16,310 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:16,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 94 [2018-04-06 20:31:16,312 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:16,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 37 [2018-04-06 20:31:16,351 INFO L267 ElimStorePlain]: Start of recursive call 80: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:16,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2018-04-06 20:31:16,387 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:16,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 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 [2018-04-06 20:31:16,423 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:16,453 INFO L267 ElimStorePlain]: Start of recursive call 75: 5 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-06 20:31:16,557 INFO L267 ElimStorePlain]: Start of recursive call 62: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 10 dim-0 vars, and 12 xjuncts. [2018-04-06 20:31:16,991 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. [2018-04-06 20:31:17,413 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 [2018-04-06 20:31:17,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:17,439 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:17,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:17,448 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,449 INFO L267 ElimStorePlain]: Start of recursive call 85: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,453 INFO L267 ElimStorePlain]: Start of recursive call 83: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:17,486 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 [2018-04-06 20:31:17,486 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,496 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 [2018-04-06 20:31:17,498 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 [2018-04-06 20:31:17,498 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,499 INFO L267 ElimStorePlain]: Start of recursive call 89: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,503 INFO L267 ElimStorePlain]: Start of recursive call 87: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:17,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:17,529 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,537 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 [2018-04-06 20:31:17,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-06 20:31:17,538 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,540 INFO L267 ElimStorePlain]: Start of recursive call 93: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,544 INFO L267 ElimStorePlain]: Start of recursive call 91: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,547 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 46 treesize of output 37 [2018-04-06 20:31:17,565 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 [2018-04-06 20:31:17,565 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,572 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 [2018-04-06 20:31:17,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:17,575 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,576 INFO L267 ElimStorePlain]: Start of recursive call 97: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,581 INFO L267 ElimStorePlain]: Start of recursive call 95: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,583 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 [2018-04-06 20:31:17,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:17,602 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:17,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:17,611 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,613 INFO L267 ElimStorePlain]: Start of recursive call 101: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,617 INFO L267 ElimStorePlain]: Start of recursive call 99: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 72 [2018-04-06 20:31:17,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:17,689 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,720 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 [2018-04-06 20:31:17,723 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 [2018-04-06 20:31:17,723 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,725 INFO L267 ElimStorePlain]: Start of recursive call 105: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2018-04-06 20:31:17,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:31:17,729 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,733 INFO L267 ElimStorePlain]: Start of recursive call 107: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,750 INFO L267 ElimStorePlain]: Start of recursive call 103: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:31:17,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:17,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:17,782 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,791 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 [2018-04-06 20:31:17,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-06 20:31:17,793 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,795 INFO L267 ElimStorePlain]: Start of recursive call 111: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,799 INFO L267 ElimStorePlain]: Start of recursive call 109: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,801 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 [2018-04-06 20:31:17,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:17,842 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,850 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 [2018-04-06 20:31:17,852 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 [2018-04-06 20:31:17,853 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,854 INFO L267 ElimStorePlain]: Start of recursive call 115: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,859 INFO L267 ElimStorePlain]: Start of recursive call 113: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:17,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:31:17,931 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,958 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 [2018-04-06 20:31:17,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:17,961 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,963 INFO L267 ElimStorePlain]: Start of recursive call 119: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,965 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 [2018-04-06 20:31:17,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 20:31:17,968 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,971 INFO L267 ElimStorePlain]: Start of recursive call 121: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:17,985 INFO L267 ElimStorePlain]: Start of recursive call 117: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:31:17,988 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 [2018-04-06 20:31:18,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:18,020 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,031 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 [2018-04-06 20:31:18,034 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:18,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,035 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,037 INFO L267 ElimStorePlain]: Start of recursive call 125: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,041 INFO L267 ElimStorePlain]: Start of recursive call 123: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:18,084 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 [2018-04-06 20:31:18,085 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2018-04-06 20:31:18,100 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 [2018-04-06 20:31:18,101 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,103 INFO L267 ElimStorePlain]: Start of recursive call 129: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,109 INFO L267 ElimStorePlain]: Start of recursive call 127: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,112 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 [2018-04-06 20:31:18,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:18,130 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,138 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 [2018-04-06 20:31:18,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,140 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,142 INFO L267 ElimStorePlain]: Start of recursive call 133: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,146 INFO L267 ElimStorePlain]: Start of recursive call 131: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:18,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:18,171 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:18,180 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:18,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,181 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,182 INFO L267 ElimStorePlain]: Start of recursive call 137: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,186 INFO L267 ElimStorePlain]: Start of recursive call 135: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:18,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:18,207 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,215 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 [2018-04-06 20:31:18,216 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:18,217 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 [2018-04-06 20:31:18,218 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,219 INFO L267 ElimStorePlain]: Start of recursive call 141: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,222 INFO L267 ElimStorePlain]: Start of recursive call 139: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:18,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:18,253 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,277 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 [2018-04-06 20:31:18,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,279 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,281 INFO L267 ElimStorePlain]: Start of recursive call 145: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,282 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 [2018-04-06 20:31:18,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 20:31:18,284 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,287 INFO L267 ElimStorePlain]: Start of recursive call 147: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,301 INFO L267 ElimStorePlain]: Start of recursive call 143: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:31:18,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:18,334 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 [2018-04-06 20:31:18,334 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,344 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 [2018-04-06 20:31:18,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,345 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,347 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,359 INFO L267 ElimStorePlain]: Start of recursive call 149: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:18,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,387 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,394 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 31 treesize of output 25 [2018-04-06 20:31:18,396 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 [2018-04-06 20:31:18,396 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,397 INFO L267 ElimStorePlain]: Start of recursive call 155: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,401 INFO L267 ElimStorePlain]: Start of recursive call 153: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,403 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 [2018-04-06 20:31:18,433 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 [2018-04-06 20:31:18,433 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,442 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 [2018-04-06 20:31:18,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,444 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,445 INFO L267 ElimStorePlain]: Start of recursive call 159: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,449 INFO L267 ElimStorePlain]: Start of recursive call 157: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2018-04-06 20:31:18,468 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 [2018-04-06 20:31:18,469 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-06 20:31:18,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,476 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,477 INFO L267 ElimStorePlain]: Start of recursive call 163: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,481 INFO L267 ElimStorePlain]: Start of recursive call 161: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:18,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,513 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,522 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 [2018-04-06 20:31:18,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,524 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,525 INFO L267 ElimStorePlain]: Start of recursive call 167: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,529 INFO L267 ElimStorePlain]: Start of recursive call 165: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 62 [2018-04-06 20:31:18,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,560 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,602 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 [2018-04-06 20:31:18,604 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 [2018-04-06 20:31:18,604 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,605 INFO L267 ElimStorePlain]: Start of recursive call 171: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,610 INFO L267 ElimStorePlain]: Start of recursive call 169: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,612 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 [2018-04-06 20:31:18,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,635 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,642 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 [2018-04-06 20:31:18,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-06 20:31:18,644 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,645 INFO L267 ElimStorePlain]: Start of recursive call 175: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,648 INFO L267 ElimStorePlain]: Start of recursive call 173: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,650 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 [2018-04-06 20:31:18,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,675 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,682 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 [2018-04-06 20:31:18,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,683 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,685 INFO L267 ElimStorePlain]: Start of recursive call 179: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,688 INFO L267 ElimStorePlain]: Start of recursive call 177: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:18,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:18,705 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:18,713 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 [2018-04-06 20:31:18,713 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,714 INFO L267 ElimStorePlain]: Start of recursive call 183: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,717 INFO L267 ElimStorePlain]: Start of recursive call 181: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,720 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 [2018-04-06 20:31:18,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,742 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,749 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 [2018-04-06 20:31:18,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,751 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,752 INFO L267 ElimStorePlain]: Start of recursive call 187: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,755 INFO L267 ElimStorePlain]: Start of recursive call 185: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,757 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 [2018-04-06 20:31:18,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,780 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,788 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 31 treesize of output 25 [2018-04-06 20:31:18,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-06 20:31:18,790 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,791 INFO L267 ElimStorePlain]: Start of recursive call 191: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,794 INFO L267 ElimStorePlain]: Start of recursive call 189: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 75 [2018-04-06 20:31:18,826 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 [2018-04-06 20:31:18,827 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:18,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,837 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,838 INFO L267 ElimStorePlain]: Start of recursive call 195: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,842 INFO L267 ElimStorePlain]: Start of recursive call 193: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,844 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 [2018-04-06 20:31:18,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,873 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,882 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 [2018-04-06 20:31:18,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,884 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,885 INFO L267 ElimStorePlain]: Start of recursive call 199: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,888 INFO L267 ElimStorePlain]: Start of recursive call 197: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,890 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 [2018-04-06 20:31:18,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,906 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:18,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-06 20:31:18,913 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,914 INFO L267 ElimStorePlain]: Start of recursive call 203: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,918 INFO L267 ElimStorePlain]: Start of recursive call 201: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,920 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 [2018-04-06 20:31:18,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,948 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,957 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 [2018-04-06 20:31:18,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:18,959 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,960 INFO L267 ElimStorePlain]: Start of recursive call 207: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,964 INFO L267 ElimStorePlain]: Start of recursive call 205: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:18,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:18,983 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:18,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-06 20:31:18,992 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,994 INFO L267 ElimStorePlain]: Start of recursive call 211: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:18,998 INFO L267 ElimStorePlain]: Start of recursive call 209: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:19,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:19,056 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,082 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 [2018-04-06 20:31:19,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:31:19,084 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,087 INFO L267 ElimStorePlain]: Start of recursive call 215: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,088 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 [2018-04-06 20:31:19,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-06 20:31:19,091 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,092 INFO L267 ElimStorePlain]: Start of recursive call 217: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,105 INFO L267 ElimStorePlain]: Start of recursive call 213: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:31:19,108 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 [2018-04-06 20:31:19,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:31:19,134 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,143 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 [2018-04-06 20:31:19,145 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:19,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:19,146 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,148 INFO L267 ElimStorePlain]: Start of recursive call 221: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,151 INFO L267 ElimStorePlain]: Start of recursive call 219: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,154 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 75 [2018-04-06 20:31:19,182 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 [2018-04-06 20:31:19,182 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,191 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 [2018-04-06 20:31:19,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-04-06 20:31:19,193 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,195 INFO L267 ElimStorePlain]: Start of recursive call 225: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,198 INFO L267 ElimStorePlain]: Start of recursive call 223: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:19,497 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. [2018-04-06 20:31:19,498 INFO L202 ElimStorePlain]: Needed 226 recursive calls to eliminate 5 variables, input treesize:112, output treesize:638 [2018-04-06 20:31:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:20,095 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:20,096 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2018-04-06 20:31:20,096 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-06 20:31:20,096 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-06 20:31:20,096 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=562, Unknown=1, NotChecked=0, Total=650 [2018-04-06 20:31:20,097 INFO L87 Difference]: Start difference. First operand 701 states and 826 transitions. Second operand 26 states. [2018-04-06 20:31:23,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:23,376 INFO L93 Difference]: Finished difference Result 1201 states and 1389 transitions. [2018-04-06 20:31:23,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-06 20:31:23,376 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 58 [2018-04-06 20:31:23,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:23,377 INFO L225 Difference]: With dead ends: 1201 [2018-04-06 20:31:23,377 INFO L226 Difference]: Without dead ends: 1200 [2018-04-06 20:31:23,378 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 89 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=375, Invalid=1694, Unknown=1, NotChecked=0, Total=2070 [2018-04-06 20:31:23,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1200 states. [2018-04-06 20:31:23,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1200 to 711. [2018-04-06 20:31:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 711 states. [2018-04-06 20:31:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 837 transitions. [2018-04-06 20:31:23,400 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 837 transitions. Word has length 58 [2018-04-06 20:31:23,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:23,400 INFO L459 AbstractCegarLoop]: Abstraction has 711 states and 837 transitions. [2018-04-06 20:31:23,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-06 20:31:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 837 transitions. [2018-04-06 20:31:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-06 20:31:23,401 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:23,401 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] [2018-04-06 20:31:23,401 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]=== [2018-04-06 20:31:23,401 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 [2018-04-06 20:31:23,408 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:23,430 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:23,439 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:23,444 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:23,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:23,444 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,446 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,447 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-06 20:31:23,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:23,455 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 10 treesize of output 9 [2018-04-06 20:31:23,456 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,457 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,464 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 [2018-04-06 20:31:23,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:23,465 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,466 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,471 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,471 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:34, output treesize:14 [2018-04-06 20:31:23,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:23,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:23,506 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,511 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:23,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:31:23,521 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,525 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,530 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:23,530 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:84, output treesize:64 [2018-04-06 20:31:23,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:23,656 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:26,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:26,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:26,453 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,467 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 116 [2018-04-06 20:31:26,469 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:26,471 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:26,476 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:26,487 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. [2018-04-06 20:31:26,526 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 [2018-04-06 20:31:26,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:31:26,561 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:26,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:26,589 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,615 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 [2018-04-06 20:31:26,615 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,637 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 48 treesize of output 39 [2018-04-06 20:31:26,638 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,639 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 27 [2018-04-06 20:31:26,639 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:26,644 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,647 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:26,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2018-04-06 20:31:26,676 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,706 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 32 treesize of output 36 [2018-04-06 20:31:26,707 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,721 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,722 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-06 20:31:26,722 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:26,742 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,742 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,747 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 [2018-04-06 20:31:26,747 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,755 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 7 [2018-04-06 20:31:26,756 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,759 INFO L267 ElimStorePlain]: Start of recursive call 14: 6 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,761 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,767 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 [2018-04-06 20:31:26,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 14 [2018-04-06 20:31:26,769 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,781 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 [2018-04-06 20:31:26,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2018-04-06 20:31:26,783 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,796 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 22 treesize of output 20 [2018-04-06 20:31:26,796 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,805 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:26,810 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 32 treesize of output 36 [2018-04-06 20:31:26,810 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,817 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 12 treesize of output 3 [2018-04-06 20:31:26,817 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:31:26,820 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,821 INFO L267 ElimStorePlain]: Start of recursive call 22: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,822 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,826 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:26,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:26,871 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:26,908 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 [2018-04-06 20:31:26,913 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 [2018-04-06 20:31:26,913 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,019 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 [2018-04-06 20:31:27,019 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 69 [2018-04-06 20:31:27,129 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,232 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,236 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 [2018-04-06 20:31:27,236 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,335 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 39 [2018-04-06 20:31:27,337 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,338 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 27 [2018-04-06 20:31:27,338 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,344 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 [2018-04-06 20:31:27,344 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,347 INFO L267 ElimStorePlain]: Start of recursive call 35: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,434 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 48 [2018-04-06 20:31:27,469 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 41 treesize of output 45 [2018-04-06 20:31:27,469 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,482 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,482 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,487 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 [2018-04-06 20:31:27,488 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,492 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 60 [2018-04-06 20:31:27,743 WARN L151 SmtUtils]: Spent 188ms on a formula simplification. DAG size of input: 118 DAG size of output 100 [2018-04-06 20:31:27,745 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,745 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-06 20:31:27,746 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:27,812 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,813 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,817 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 [2018-04-06 20:31:27,818 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,852 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,852 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,857 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 [2018-04-06 20:31:27,858 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,865 INFO L267 ElimStorePlain]: Start of recursive call 41: 10 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,870 INFO L267 ElimStorePlain]: Start of recursive call 30: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 41 treesize of output 57 [2018-04-06 20:31:27,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 50 [2018-04-06 20:31:27,889 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,913 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,916 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 [2018-04-06 20:31:27,916 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 46 [2018-04-06 20:31:27,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2018-04-06 20:31:27,947 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-06 20:31:27,962 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,977 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:27,982 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 [2018-04-06 20:31:27,982 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:27,994 INFO L267 ElimStorePlain]: Start of recursive call 48: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:28,026 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,028 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 34 treesize of output 24 [2018-04-06 20:31:28,028 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 20:31:28,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-06 20:31:28,052 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,069 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,073 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 25 treesize of output 33 [2018-04-06 20:31:28,074 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,083 INFO L267 ElimStorePlain]: Start of recursive call 52: 6 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,088 INFO L267 ElimStorePlain]: Start of recursive call 45: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,093 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:28,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:28,188 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:28,231 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,232 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,233 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,233 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 [2018-04-06 20:31:28,234 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:28,265 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 84 [2018-04-06 20:31:28,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 7 [2018-04-06 20:31:28,296 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,303 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,303 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,303 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,304 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 22 treesize of output 19 [2018-04-06 20:31:28,304 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,307 INFO L267 ElimStorePlain]: Start of recursive call 61: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 89 [2018-04-06 20:31:28,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 58 [2018-04-06 20:31:28,344 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 69 [2018-04-06 20:31:28,368 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 33 [2018-04-06 20:31:28,388 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 59 [2018-04-06 20:31:28,430 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2018-04-06 20:31:28,445 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,466 INFO L267 ElimStorePlain]: Start of recursive call 64: 8 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:31:28,481 INFO L267 ElimStorePlain]: Start of recursive call 58: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:31:28,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-04-06 20:31:28,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:28,518 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,639 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 [2018-04-06 20:31:28,639 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,792 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,793 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,794 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 [2018-04-06 20:31:28,794 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:28,915 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,916 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,917 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:28,918 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:28,918 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 [2018-04-06 20:31:28,919 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:29,040 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 79 treesize of output 69 [2018-04-06 20:31:29,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:29,042 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 60 treesize of output 47 [2018-04-06 20:31:29,042 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:29,049 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 46 treesize of output 41 [2018-04-06 20:31:29,049 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:29,053 INFO L267 ElimStorePlain]: Start of recursive call 75: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:29,132 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 80 treesize of output 70 [2018-04-06 20:31:29,135 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:29,136 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:29,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 131 [2018-04-06 20:31:29,136 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:29,148 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:29,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 130 treesize of output 128 [2018-04-06 20:31:29,586 WARN L151 SmtUtils]: Spent 165ms on a formula simplification. DAG size of input: 116 DAG size of output 112 [2018-04-06 20:31:29,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2018-04-06 20:31:29,588 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:29,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 108 treesize of output 142 [2018-04-06 20:31:29,678 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 2 xjuncts. [2018-04-06 20:31:29,757 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:29,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 141 [2018-04-06 20:31:29,772 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 3 xjuncts. [2018-04-06 20:31:29,853 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:29,861 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 89 treesize of output 131 [2018-04-06 20:31:29,862 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 2 xjuncts. [2018-04-06 20:31:29,897 INFO L267 ElimStorePlain]: Start of recursive call 80: 10 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:29,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 112 treesize of output 128 [2018-04-06 20:31:30,120 WARN L151 SmtUtils]: Spent 169ms on a formula simplification. DAG size of input: 116 DAG size of output 109 [2018-04-06 20:31:30,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 73 [2018-04-06 20:31:30,122 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:30,199 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:30,205 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 [2018-04-06 20:31:30,206 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 2 xjuncts. [2018-04-06 20:31:30,282 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 66 treesize of output 56 [2018-04-06 20:31:30,282 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:30,305 INFO L267 ElimStorePlain]: Start of recursive call 85: 10 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:30,313 INFO L267 ElimStorePlain]: Start of recursive call 70: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:30,327 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:31:30,384 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:31:30,384 INFO L202 ElimStorePlain]: Needed 88 recursive calls to eliminate 8 variables, input treesize:289, output treesize:18 [2018-04-06 20:31:30,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:30,448 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:30,448 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [15, 14] imperfect sequences [] total 25 [2018-04-06 20:31:30,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-06 20:31:30,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-06 20:31:30,449 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=498, Unknown=1, NotChecked=0, Total=600 [2018-04-06 20:31:30,449 INFO L87 Difference]: Start difference. First operand 711 states and 837 transitions. Second operand 25 states. [2018-04-06 20:31:31,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:31,746 INFO L93 Difference]: Finished difference Result 1064 states and 1214 transitions. [2018-04-06 20:31:31,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-06 20:31:31,747 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 58 [2018-04-06 20:31:31,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:31,748 INFO L225 Difference]: With dead ends: 1064 [2018-04-06 20:31:31,748 INFO L226 Difference]: Without dead ends: 941 [2018-04-06 20:31:31,749 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 89 SyntacticMatches, 3 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=402, Invalid=1577, Unknown=1, NotChecked=0, Total=1980 [2018-04-06 20:31:31,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2018-04-06 20:31:31,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 701. [2018-04-06 20:31:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 701 states. [2018-04-06 20:31:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 825 transitions. [2018-04-06 20:31:31,787 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 825 transitions. Word has length 58 [2018-04-06 20:31:31,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:31,787 INFO L459 AbstractCegarLoop]: Abstraction has 701 states and 825 transitions. [2018-04-06 20:31:31,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-06 20:31:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 825 transitions. [2018-04-06 20:31:31,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-06 20:31:31,788 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:31,788 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] [2018-04-06 20:31:31,788 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]=== [2018-04-06 20:31:31,789 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 [2018-04-06 20:31:31,797 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:31,825 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:31,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:31,830 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:31,833 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:31,833 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:31:31,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:31,845 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:31,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:31,903 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:31:31,903 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-06 20:31:31,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 20:31:31,904 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 20:31:31,904 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-06 20:31:31,904 INFO L87 Difference]: Start difference. First operand 701 states and 825 transitions. Second operand 6 states. [2018-04-06 20:31:32,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:31:32,205 INFO L93 Difference]: Finished difference Result 1348 states and 1593 transitions. [2018-04-06 20:31:32,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-06 20:31:32,205 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2018-04-06 20:31:32,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:31:32,208 INFO L225 Difference]: With dead ends: 1348 [2018-04-06 20:31:32,208 INFO L226 Difference]: Without dead ends: 1346 [2018-04-06 20:31:32,209 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 [2018-04-06 20:31:32,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2018-04-06 20:31:32,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 699. [2018-04-06 20:31:32,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2018-04-06 20:31:32,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 823 transitions. [2018-04-06 20:31:32,248 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 823 transitions. Word has length 59 [2018-04-06 20:31:32,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:31:32,249 INFO L459 AbstractCegarLoop]: Abstraction has 699 states and 823 transitions. [2018-04-06 20:31:32,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 20:31:32,249 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 823 transitions. [2018-04-06 20:31:32,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-06 20:31:32,250 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:31:32,250 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] [2018-04-06 20:31:32,250 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]=== [2018-04-06 20:31:32,250 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 [2018-04-06 20:31:32,262 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:31:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:31:32,293 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:31:32,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:31:32,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:31:32,299 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,300 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:31:32,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:31:32,308 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,309 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,313 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20 [2018-04-06 20:31:32,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:31:32,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,325 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 [2018-04-06 20:31:32,325 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,330 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:31:32,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,345 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 [2018-04-06 20:31:32,345 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,349 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,356 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:46, output treesize:38 [2018-04-06 20:31:32,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,369 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 [2018-04-06 20:31:32,369 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,376 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,376 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:37 [2018-04-06 20:31:32,390 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 [2018-04-06 20:31:32,393 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,394 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,394 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,397 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 [2018-04-06 20:31:32,397 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,405 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,420 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 [2018-04-06 20:31:32,422 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,423 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,424 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:32,426 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,434 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,444 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,444 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:68, output treesize:48 [2018-04-06 20:31:32,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:32,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:31:32,481 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,488 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:32,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:31:32,504 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,509 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,518 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,518 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:94, output treesize:48 [2018-04-06 20:31:32,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,522 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:32,522 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,529 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,529 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:53, output treesize:47 [2018-04-06 20:31:32,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:32,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:31:32,561 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,566 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:31:32,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:31:32,581 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,587 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,597 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,598 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:69, output treesize:47 [2018-04-06 20:31:32,619 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 67 [2018-04-06 20:31:32,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:31:32,621 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,628 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,642 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 [2018-04-06 20:31:32,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:31:32,644 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,649 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,658 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. [2018-04-06 20:31:32,659 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:93, output treesize:57 [2018-04-06 20:31:32,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2018-04-06 20:31:32,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:31:32,704 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,709 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,712 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 [2018-04-06 20:31:32,712 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,715 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,720 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 [2018-04-06 20:31:32,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:31:32,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-06 20:31:32,729 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,732 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,734 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:31:32,734 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:71, output treesize:7 [2018-04-06 20:31:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:31:32,768 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:31:35,372 WARN L148 SmtUtils]: Spent 153ms on a formula simplification that was a NOOP. DAG size: 67 [2018-04-06 20:31:42,163 WARN L148 SmtUtils]: Spent 2037ms on a formula simplification that was a NOOP. DAG size: 68 [2018-04-06 20:31:42,168 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:42,168 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:42,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:31:42,169 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:42,214 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:42,214 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:31:42,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 296 treesize of output 287 [2018-04-06 20:31:42,215 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:31:42,248 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. [2018-04-06 20:31:42,248 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 17 variables, input treesize:593, output treesize:575 [2018-04-06 20:31:57,432 WARN L148 SmtUtils]: Spent 2274ms on a formula simplification that was a NOOP. DAG size: 69 [2018-04-06 20:32:19,292 WARN L148 SmtUtils]: Spent 127ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-06 20:32:19,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:32:19,336 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:32:19,336 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 16] total 26 [2018-04-06 20:32:19,336 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-06 20:32:19,337 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-06 20:32:19,337 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=537, Unknown=16, NotChecked=0, Total=650 [2018-04-06 20:32:19,337 INFO L87 Difference]: Start difference. First operand 699 states and 823 transitions. Second operand 26 states. [2018-04-06 20:32:35,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:32:35,010 INFO L93 Difference]: Finished difference Result 1698 states and 1967 transitions. [2018-04-06 20:32:35,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-06 20:32:35,011 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 60 [2018-04-06 20:32:35,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:32:35,013 INFO L225 Difference]: With dead ends: 1698 [2018-04-06 20:32:35,013 INFO L226 Difference]: Without dead ends: 1102 [2018-04-06 20:32:35,015 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 47.1s TimeCoverageRelationStatistics Valid=450, Invalid=1340, Unknown=16, NotChecked=0, Total=1806 [2018-04-06 20:32:35,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2018-04-06 20:32:35,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 732. [2018-04-06 20:32:35,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 732 states. [2018-04-06 20:32:35,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 860 transitions. [2018-04-06 20:32:35,055 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 860 transitions. Word has length 60 [2018-04-06 20:32:35,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:32:35,055 INFO L459 AbstractCegarLoop]: Abstraction has 732 states and 860 transitions. [2018-04-06 20:32:35,055 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-06 20:32:35,055 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 860 transitions. [2018-04-06 20:32:35,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-06 20:32:35,056 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:32:35,056 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] [2018-04-06 20:32:35,056 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]=== [2018-04-06 20:32:35,056 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 [2018-04-06 20:32:35,062 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:32:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:32:35,089 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:32:35,119 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:32:35,120 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:32:35,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-06 20:32:35,120 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,122 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,122 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-06 20:32:35,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:32:35,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-06 20:32:35,130 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,131 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,136 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,136 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-04-06 20:32:35,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-06 20:32:35,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:32:35,157 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,160 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,164 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,164 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:19 [2018-04-06 20:32:35,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:32:35,167 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:32:35,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:32:35,167 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,170 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,170 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-06 20:32:35,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-06 20:32:35,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:32:35,192 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,196 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,200 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,200 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:18 [2018-04-06 20:32:35,215 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 [2018-04-06 20:32:35,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:32:35,217 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,221 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,226 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. [2018-04-06 20:32:35,226 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:52, output treesize:39 [2018-04-06 20:32:35,307 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 [2018-04-06 20:32:35,310 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:32:35,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:32:35,310 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:32:35,316 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,319 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,325 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,325 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:54, output treesize:5 [2018-04-06 20:32:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:32:35,346 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:32:35,416 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 [2018-04-06 20:32:35,416 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:35,421 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. [2018-04-06 20:32:35,421 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:24 [2018-04-06 20:32:52,430 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:32:52,430 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:32:52,431 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 [2018-04-06 20:32:52,431 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,444 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 [2018-04-06 20:32:52,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:32:52,446 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:32:52,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 114 [2018-04-06 20:32:52,567 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-06 20:32:52,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 86 [2018-04-06 20:32:52,578 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-06 20:32:52,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 84 [2018-04-06 20:32:52,588 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-06 20:32:52,589 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:32:52,589 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 73 [2018-04-06 20:32:52,668 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 73 treesize of output 86 [2018-04-06 20:32:52,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 48 treesize of output 54 [2018-04-06 20:32:52,803 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-06 20:32:52,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48 [2018-04-06 20:32:52,844 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,880 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 [2018-04-06 20:32:52,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-04-06 20:32:52,886 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-06 20:32:52,894 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 20 treesize of output 11 [2018-04-06 20:32:52,894 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,900 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:32:52,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:32:52,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:32:52,904 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,911 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-04-06 20:32:52,911 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,915 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,956 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 46 [2018-04-06 20:32:52,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2018-04-06 20:32:52,959 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-04-06 20:32:52,976 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:52,990 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 [2018-04-06 20:32:52,990 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-06 20:32:53,002 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 [2018-04-06 20:32:53,017 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 2 xjuncts. [2018-04-06 20:32:53,028 INFO L267 ElimStorePlain]: Start of recursive call 20: 5 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:32:53,043 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,079 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 [2018-04-06 20:32:53,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:32:53,103 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,114 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 [2018-04-06 20:32:53,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:32:53,116 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:32:53,125 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-04-06 20:32:53,130 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:32:53,132 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 [2018-04-06 20:32:53,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:32:53,133 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,148 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 [2018-04-06 20:32:53,148 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 3 xjuncts. [2018-04-06 20:32:53,160 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:32:53,178 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:32:53,184 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 [2018-04-06 20:32:53,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:32:53,212 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,225 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 [2018-04-06 20:32:53,227 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 [2018-04-06 20:32:53,227 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-06 20:32:53,232 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,234 INFO L267 ElimStorePlain]: Start of recursive call 36: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,236 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 [2018-04-06 20:32:53,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:32:53,238 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:32:53,244 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,248 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:32:53,255 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:32:53,298 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-06 20:32:53,316 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-06 20:32:53,339 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. [2018-04-06 20:32:53,339 INFO L202 ElimStorePlain]: Needed 41 recursive calls to eliminate 9 variables, input treesize:374, output treesize:26 [2018-04-06 20:32:53,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:32:53,430 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:32:53,430 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 16] total 26 [2018-04-06 20:32:53,431 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-06 20:32:53,431 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-06 20:32:53,431 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=587, Unknown=7, NotChecked=0, Total=702 [2018-04-06 20:32:53,431 INFO L87 Difference]: Start difference. First operand 732 states and 860 transitions. Second operand 27 states. [2018-04-06 20:33:03,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:33:03,731 INFO L93 Difference]: Finished difference Result 1101 states and 1252 transitions. [2018-04-06 20:33:03,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-06 20:33:03,731 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 61 [2018-04-06 20:33:03,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:33:03,732 INFO L225 Difference]: With dead ends: 1101 [2018-04-06 20:33:03,732 INFO L226 Difference]: Without dead ends: 1100 [2018-04-06 20:33:03,733 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 94 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516 ImplicationChecksByTransitivity, 17.8s TimeCoverageRelationStatistics Valid=581, Invalid=2168, Unknown=7, NotChecked=0, Total=2756 [2018-04-06 20:33:03,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2018-04-06 20:33:03,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 753. [2018-04-06 20:33:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 753 states. [2018-04-06 20:33:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 884 transitions. [2018-04-06 20:33:03,759 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 884 transitions. Word has length 61 [2018-04-06 20:33:03,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:33:03,760 INFO L459 AbstractCegarLoop]: Abstraction has 753 states and 884 transitions. [2018-04-06 20:33:03,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-06 20:33:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 884 transitions. [2018-04-06 20:33:03,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-06 20:33:03,760 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:33:03,761 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] [2018-04-06 20:33:03,761 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]=== [2018-04-06 20:33:03,761 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 [2018-04-06 20:33:03,767 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:33:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:33:03,793 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:33:03,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:03,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:03,803 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 [2018-04-06 20:33:03,803 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,806 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,806 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-06 20:33:03,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:03,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:33:03,816 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,817 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:03,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:03,826 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,827 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,838 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,838 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:39, output treesize:28 [2018-04-06 20:33:03,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:33:03,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:03,865 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,869 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:33:03,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:03,882 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,886 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,893 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:74, output treesize:28 [2018-04-06 20:33:03,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:03,896 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:03,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-06 20:33:03,897 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,901 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,901 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:27 [2018-04-06 20:33:03,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:03,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:33:03,954 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,959 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:33:03,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:33:03,973 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,976 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,984 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:03,985 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:60, output treesize:38 [2018-04-06 20:33:04,006 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 [2018-04-06 20:33:04,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:33:04,008 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,014 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:04,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:33:04,027 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,031 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,040 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. [2018-04-06 20:33:04,040 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:84, output treesize:48 [2018-04-06 20:33:04,112 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 [2018-04-06 20:33:04,113 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:04,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:04,114 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:04,119 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,122 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,131 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 [2018-04-06 20:33:04,133 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:04,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-06 20:33:04,133 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,135 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,141 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:04,142 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:72, output treesize:9 [2018-04-06 20:33:04,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:33:04,168 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:33:14,048 WARN L148 SmtUtils]: Spent 1247ms on a formula simplification that was a NOOP. DAG size: 64 [2018-04-06 20:33:14,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 71 [2018-04-06 20:33:14,052 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:14,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 139 [2018-04-06 20:33:14,082 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:14,105 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. [2018-04-06 20:33:14,105 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 12 variables, input treesize:209, output treesize:205 [2018-04-06 20:33:15,476 WARN L148 SmtUtils]: Spent 156ms on a formula simplification that was a NOOP. DAG size: 76 [2018-04-06 20:33:23,850 WARN L148 SmtUtils]: Spent 2100ms on a formula simplification that was a NOOP. DAG size: 77 [2018-04-06 20:33:26,558 WARN L148 SmtUtils]: Spent 1114ms on a formula simplification that was a NOOP. DAG size: 77 [2018-04-06 20:33:27,038 WARN L148 SmtUtils]: Spent 376ms on a formula simplification that was a NOOP. DAG size: 92 [2018-04-06 20:33:29,776 WARN L148 SmtUtils]: Spent 587ms on a formula simplification that was a NOOP. DAG size: 113 [2018-04-06 20:33:39,373 WARN L148 SmtUtils]: Spent 1423ms on a formula simplification that was a NOOP. DAG size: 114 [2018-04-06 20:33:39,380 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:39,381 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:39,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:39,381 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:39,524 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:39,525 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:39,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:39,526 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:39,676 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:39,677 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:39,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:39,677 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:39,791 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 [2018-04-06 20:33:39,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:33:39,819 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:39,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:33:40,118 WARN L151 SmtUtils]: Spent 260ms on a formula simplification. DAG size of input: 116 DAG size of output 116 [2018-04-06 20:33:40,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:33:40,123 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,124 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:33:40,124 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,126 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 [2018-04-06 20:33:40,126 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,128 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 [2018-04-06 20:33:40,128 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 120 [2018-04-06 20:33:40,217 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:40,277 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 118 treesize of output 115 [2018-04-06 20:33:40,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 60 [2018-04-06 20:33:40,371 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 54 treesize of output 60 [2018-04-06 20:33:40,409 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:40,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 48 [2018-04-06 20:33:40,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:40,452 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-06 20:33:40,459 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:40,465 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,468 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,507 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 57 treesize of output 54 [2018-04-06 20:33:40,509 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 42 treesize of output 36 [2018-04-06 20:33:40,509 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:40,536 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 38 [2018-04-06 20:33:40,553 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:40,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:40,573 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:40,574 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,585 INFO L267 ElimStorePlain]: Start of recursive call 20: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:33:40,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 40 [2018-04-06 20:33:40,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:40,614 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 14 [2018-04-06 20:33:40,620 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,623 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,630 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,672 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 [2018-04-06 20:33:40,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:40,707 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,724 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 [2018-04-06 20:33:40,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-06 20:33:40,726 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,731 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 [2018-04-06 20:33:40,732 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,733 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,735 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 [2018-04-06 20:33:40,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:40,737 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-06 20:33:40,742 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,746 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,753 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:40,758 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 [2018-04-06 20:33:40,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:33:40,799 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,819 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 [2018-04-06 20:33:40,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:40,824 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:40,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:40,834 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,839 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:40,841 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 [2018-04-06 20:33:40,847 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 [2018-04-06 20:33:40,847 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:40,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:40,861 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:40,870 INFO L267 ElimStorePlain]: Start of recursive call 42: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:40,890 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-06 20:33:40,949 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-06 20:33:40,953 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 146 treesize of output 89 [2018-04-06 20:33:40,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select 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 [2018-04-06 20:33:40,998 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:33:41,027 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,040 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 [2018-04-06 20:33:41,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,042 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,047 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 6 treesize of output 1 [2018-04-06 20:33:41,048 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,050 INFO L267 ElimStorePlain]: Start of recursive call 49: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,052 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 [2018-04-06 20:33:41,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,054 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:41,059 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,061 INFO L267 ElimStorePlain]: Start of recursive call 52: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,066 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:41,073 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:41,077 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 [2018-04-06 20:33:41,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:41,113 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 86 [2018-04-06 20:33:41,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 54 [2018-04-06 20:33:41,218 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:41,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:41,255 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,286 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 [2018-04-06 20:33:41,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 8 [2018-04-06 20:33:41,291 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:41,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,299 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,304 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:41,306 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 [2018-04-06 20:33:41,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-04-06 20:33:41,308 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:41,314 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,317 INFO L267 ElimStorePlain]: Start of recursive call 63: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 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 46 [2018-04-06 20:33:41,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2018-04-06 20:33:41,347 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,365 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:41,380 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2018-04-06 20:33:41,380 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,382 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-06 20:33:41,394 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,405 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 14 [2018-04-06 20:33:41,406 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,415 INFO L267 ElimStorePlain]: Start of recursive call 66: 5 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-06 20:33:41,424 INFO L267 ElimStorePlain]: Start of recursive call 57: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,426 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,617 WARN L151 SmtUtils]: Spent 170ms on a formula simplification. DAG size of input: 105 DAG size of output 105 [2018-04-06 20:33:41,617 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-06 20:33:41,618 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,620 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 [2018-04-06 20:33:41,620 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,622 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 [2018-04-06 20:33:41,622 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,694 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 [2018-04-06 20:33:41,695 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 91 [2018-04-06 20:33:41,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 59 [2018-04-06 20:33:41,832 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:41,878 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 54 treesize of output 53 [2018-04-06 20:33:41,878 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 46 [2018-04-06 20:33:41,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,925 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:41,934 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:41,941 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,945 INFO L267 ElimStorePlain]: Start of recursive call 81: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:41,987 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 [2018-04-06 20:33:41,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:41,993 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:42,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:42,004 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,010 INFO L267 ElimStorePlain]: Start of recursive call 85: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:42,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 42 [2018-04-06 20:33:42,014 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 [2018-04-06 20:33:42,014 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:42,022 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,027 INFO L267 ElimStorePlain]: Start of recursive call 88: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,052 INFO L267 ElimStorePlain]: Start of recursive call 78: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 78 treesize of output 91 [2018-04-06 20:33:42,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 57 [2018-04-06 20:33:42,194 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 56 [2018-04-06 20:33:42,195 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,258 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:42,259 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 [2018-04-06 20:33:42,259 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,263 INFO L267 ElimStorePlain]: Start of recursive call 94: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,313 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:42,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:42,315 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 54 treesize of output 51 [2018-04-06 20:33:42,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:42,318 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,323 INFO L267 ElimStorePlain]: Start of recursive call 96: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,336 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 [2018-04-06 20:33:42,416 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 [2018-04-06 20:33:42,416 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,426 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 [2018-04-06 20:33:42,427 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 3 xjuncts. [2018-04-06 20:33:42,488 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 [2018-04-06 20:33:42,488 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:42,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:42,536 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,612 INFO L267 ElimStorePlain]: Start of recursive call 98: 4 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-06 20:33:42,664 INFO L267 ElimStorePlain]: Start of recursive call 91: 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:33:42,703 INFO L267 ElimStorePlain]: Start of recursive call 73: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:33:42,733 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-06 20:33:42,898 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 [2018-04-06 20:33:42,901 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 [2018-04-06 20:33:42,901 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:33:42,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 195 [2018-04-06 20:33:42,934 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:42,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 195 treesize of output 203 [2018-04-06 20:33:42,980 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,039 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 195 treesize of output 208 [2018-04-06 20:33:43,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:43,129 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:43,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 45 [2018-04-06 20:33:43,166 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,202 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 [2018-04-06 20:33:43,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:43,204 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:43,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-06 20:33:43,214 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,219 INFO L267 ElimStorePlain]: Start of recursive call 111: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,221 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 [2018-04-06 20:33:43,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:43,227 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 [2018-04-06 20:33:43,238 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,245 INFO L267 ElimStorePlain]: Start of recursive call 114: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:33:43,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 43 [2018-04-06 20:33:43,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-04-06 20:33:43,284 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:43,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2018-04-06 20:33:43,304 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:43,324 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 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 [2018-04-06 20:33:43,348 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2018-04-06 20:33:43,353 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,376 INFO L267 ElimStorePlain]: Start of recursive call 117: 4 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-06 20:33:43,401 INFO L267 ElimStorePlain]: Start of recursive call 108: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,461 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 195 treesize of output 208 [2018-04-06 20:33:43,579 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 88 DAG size of output 87 [2018-04-06 20:33:43,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 50 [2018-04-06 20:33:43,581 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:43,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48 [2018-04-06 20:33:43,583 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:43,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 118 [2018-04-06 20:33:43,585 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:43,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 119 [2018-04-06 20:33:43,587 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:43,688 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 38 treesize of output 33 [2018-04-06 20:33:43,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-06 20:33:43,693 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,698 INFO L267 ElimStorePlain]: Start of recursive call 128: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:43,792 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 112 treesize of output 121 [2018-04-06 20:33:43,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 121 [2018-04-06 20:33:43,905 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 8 xjuncts. [2018-04-06 20:33:44,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 94 [2018-04-06 20:33:44,015 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:44,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 84 [2018-04-06 20:33:44,017 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:44,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 92 [2018-04-06 20:33:44,018 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:44,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 90 [2018-04-06 20:33:44,020 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:44,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 93 [2018-04-06 20:33:44,022 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:44,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 42 [2018-04-06 20:33:44,128 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 8 xjuncts. [2018-04-06 20:33:44,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-06 20:33:44,133 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:44,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-06 20:33:44,369 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:44,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:44,484 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:44,569 INFO L267 ElimStorePlain]: Start of recursive call 130: 6 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-04-06 20:33:44,581 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 [2018-04-06 20:33:44,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-04-06 20:33:44,627 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:44,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 47 [2018-04-06 20:33:44,693 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 8 xjuncts. [2018-04-06 20:33:44,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 32 [2018-04-06 20:33:44,699 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:44,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:44,793 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:44,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 50 [2018-04-06 20:33:44,894 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 8 xjuncts. [2018-04-06 20:33:45,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 33 treesize of output 69 [2018-04-06 20:33:45,055 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-06 20:33:45,066 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 64 xjuncts. [2018-04-06 20:33:45,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2018-04-06 20:33:45,481 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:45,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-04-06 20:33:45,482 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:45,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-06 20:33:45,484 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:45,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-06 20:33:45,485 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:45,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-04-06 20:33:45,487 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:45,638 INFO L267 ElimStorePlain]: Start of recursive call 141: 6 dim-1 vars, End of recursive call: and 14 xjuncts. [2018-04-06 20:33:45,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:45,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 111 [2018-04-06 20:33:45,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:45,659 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:45,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:45,673 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:45,683 INFO L267 ElimStorePlain]: Start of recursive call 153: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:45,889 INFO L267 ElimStorePlain]: Start of recursive call 123: 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-04-06 20:33:45,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 188 [2018-04-06 20:33:46,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-06 20:33:46,008 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,030 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 [2018-04-06 20:33:46,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 14 treesize of output 14 [2018-04-06 20:33:46,036 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:46,044 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,047 INFO L267 ElimStorePlain]: Start of recursive call 158: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 96 [2018-04-06 20:33:46,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-06 20:33:46,051 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:46,058 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,061 INFO L267 ElimStorePlain]: Start of recursive call 161: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,077 INFO L267 ElimStorePlain]: Start of recursive call 156: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-06 20:33:46,146 INFO L267 ElimStorePlain]: Start of recursive call 105: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-06 20:33:46,201 INFO L267 ElimStorePlain]: Start of recursive call 103: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-06 20:33:46,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:46,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:46,485 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:33:46,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 195 treesize of output 203 [2018-04-06 20:33:46,531 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 195 [2018-04-06 20:33:46,575 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 195 treesize of output 208 [2018-04-06 20:33:46,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2018-04-06 20:33:46,716 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 45 [2018-04-06 20:33:46,751 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,787 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 [2018-04-06 20:33:46,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:46,793 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:46,801 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,806 INFO L267 ElimStorePlain]: Start of recursive call 172: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,808 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 [2018-04-06 20:33:46,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:46,813 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:46,824 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,831 INFO L267 ElimStorePlain]: Start of recursive call 175: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:33:46,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 42 [2018-04-06 20:33:46,869 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 37 treesize of output 31 [2018-04-06 20:33:46,869 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 31 treesize of output 27 [2018-04-06 20:33:46,896 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2018-04-06 20:33:46,920 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2018-04-06 20:33:46,925 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:46,949 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 28 treesize of output 22 [2018-04-06 20:33:46,950 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:46,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2018-04-06 20:33:46,977 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:47,000 INFO L267 ElimStorePlain]: Start of recursive call 178: 5 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-06 20:33:47,026 INFO L267 ElimStorePlain]: Start of recursive call 169: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:47,085 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 195 treesize of output 208 [2018-04-06 20:33:47,204 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 88 DAG size of output 87 [2018-04-06 20:33:47,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 119 [2018-04-06 20:33:47,207 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,208 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 51 treesize of output 50 [2018-04-06 20:33:47,209 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48 [2018-04-06 20:33:47,210 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 118 [2018-04-06 20:33:47,212 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 116 [2018-04-06 20:33:47,320 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 104 treesize of output 98 [2018-04-06 20:33:47,320 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 118 [2018-04-06 20:33:47,360 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 8 xjuncts. [2018-04-06 20:33:47,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 93 [2018-04-06 20:33:47,426 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 94 [2018-04-06 20:33:47,428 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 90 [2018-04-06 20:33:47,430 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,431 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 90 treesize of output 84 [2018-04-06 20:33:47,432 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,433 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 98 treesize of output 92 [2018-04-06 20:33:47,433 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,487 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 22 treesize of output 22 [2018-04-06 20:33:47,488 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:47,522 INFO L267 ElimStorePlain]: Start of recursive call 190: 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-06 20:33:47,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 48 [2018-04-06 20:33:47,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2018-04-06 20:33:47,533 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-06 20:33:47,552 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-06 20:33:47,574 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:47,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 44 [2018-04-06 20:33:47,610 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 8 xjuncts. [2018-04-06 20:33:47,662 INFO L267 ElimStorePlain]: Start of recursive call 199: 4 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-06 20:33:47,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:47,667 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 113 treesize of output 111 [2018-04-06 20:33:47,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-06 20:33:47,669 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:47,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 [2018-04-06 20:33:47,684 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:47,693 INFO L267 ElimStorePlain]: Start of recursive call 204: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:47,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2018-04-06 20:33:47,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-06 20:33:47,862 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:47,868 INFO L267 ElimStorePlain]: Start of recursive call 207: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,058 INFO L267 ElimStorePlain]: Start of recursive call 185: 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 11 xjuncts. [2018-04-06 20:33:48,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 188 [2018-04-06 20:33:48,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:33:48,191 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,214 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 [2018-04-06 20:33:48,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:48,216 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 14 [2018-04-06 20:33:48,226 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,229 INFO L267 ElimStorePlain]: Start of recursive call 211: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 96 [2018-04-06 20:33:48,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:48,234 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:48,240 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,244 INFO L267 ElimStorePlain]: Start of recursive call 214: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,259 INFO L267 ElimStorePlain]: Start of recursive call 209: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-06 20:33:48,331 INFO L267 ElimStorePlain]: Start of recursive call 166: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-06 20:33:48,386 INFO L267 ElimStorePlain]: Start of recursive call 164: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-06 20:33:48,706 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 [2018-04-06 20:33:48,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:48,733 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 54 [2018-04-06 20:33:48,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:33:48,819 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2018-04-06 20:33:48,821 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:33:48,822 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,866 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:48,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-06 20:33:48,866 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,884 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 22 treesize of output 18 [2018-04-06 20:33:48,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2018-04-06 20:33:48,886 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:48,890 INFO L267 ElimStorePlain]: Start of recursive call 226: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,891 INFO L267 ElimStorePlain]: Start of recursive call 224: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,899 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 12 treesize of output 10 [2018-04-06 20:33:48,900 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 6 treesize of output 1 [2018-04-06 20:33:48,900 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,901 INFO L267 ElimStorePlain]: Start of recursive call 227: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,906 INFO L267 ElimStorePlain]: Start of recursive call 219: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,914 INFO L267 ElimStorePlain]: Start of recursive call 217: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,916 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 93 treesize of output 64 [2018-04-06 20:33:48,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 20:33:48,918 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:48,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:48,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 40 [2018-04-06 20:33:48,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 26 [2018-04-06 20:33:48,954 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,966 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 [2018-04-06 20:33:48,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 [2018-04-06 20:33:48,972 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,974 INFO L267 ElimStorePlain]: Start of recursive call 233: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,979 INFO L267 ElimStorePlain]: Start of recursive call 231: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,991 INFO L267 ElimStorePlain]: Start of recursive call 229: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:48,993 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 90 treesize of output 61 [2018-04-06 20:33:48,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:48,995 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,005 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:49,005 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 44 treesize of output 44 [2018-04-06 20:33:49,022 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:49,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 18 [2018-04-06 20:33:49,023 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-04-06 20:33:49,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-06 20:33:49,033 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,034 INFO L267 ElimStorePlain]: Start of recursive call 239: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,037 INFO L267 ElimStorePlain]: Start of recursive call 237: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,044 INFO L267 ElimStorePlain]: Start of recursive call 235: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 63 [2018-04-06 20:33:49,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:49,335 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,346 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:49,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 44 [2018-04-06 20:33:49,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:49,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-04-06 20:33:49,364 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-04-06 20:33:49,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 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 [2018-04-06 20:33:49,375 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,377 INFO L267 ElimStorePlain]: Start of recursive call 245: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,380 INFO L267 ElimStorePlain]: Start of recursive call 243: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,387 INFO L267 ElimStorePlain]: Start of recursive call 241: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,389 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 90 treesize of output 61 [2018-04-06 20:33:49,391 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 11 treesize of output 10 [2018-04-06 20:33:49,391 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,401 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:33:49,402 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 44 treesize of output 44 [2018-04-06 20:33:49,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:49,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 18 [2018-04-06 20:33:49,419 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,428 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 18 treesize of output 14 [2018-04-06 20:33:49,429 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 14 treesize of output 10 [2018-04-06 20:33:49,430 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,432 INFO L267 ElimStorePlain]: Start of recursive call 251: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,435 INFO L267 ElimStorePlain]: Start of recursive call 249: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,442 INFO L267 ElimStorePlain]: Start of recursive call 247: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,444 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 93 treesize of output 64 [2018-04-06 20:33:49,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:33:49,446 INFO L267 ElimStorePlain]: Start of recursive call 254: End of recursive call: and 1 xjuncts. [2018-04-06 20:33:49,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:33:49,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 40 [2018-04-06 20:33:49,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 26 [2018-04-06 20:33:49,481 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:49,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:33:49,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:33:49,499 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 2 xjuncts. [2018-04-06 20:33:49,502 INFO L267 ElimStorePlain]: Start of recursive call 257: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:49,507 INFO L267 ElimStorePlain]: Start of recursive call 255: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:49,521 INFO L267 ElimStorePlain]: Start of recursive call 253: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 20:33:49,824 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. [2018-04-06 20:33:49,824 INFO L202 ElimStorePlain]: Needed 258 recursive calls to eliminate 33 variables, input treesize:947, output treesize:68 [2018-04-06 20:33:52,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:33:52,090 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 20:33:52,090 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 31 [2018-04-06 20:33:52,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-06 20:33:52,091 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-06 20:33:52,091 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=867, Unknown=13, NotChecked=0, Total=992 [2018-04-06 20:33:52,091 INFO L87 Difference]: Start difference. First operand 753 states and 884 transitions. Second operand 32 states. [2018-04-06 20:33:55,102 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 112 DAG size of output 68 [2018-04-06 20:34:04,312 WARN L151 SmtUtils]: Spent 2571ms on a formula simplification. DAG size of input: 306 DAG size of output 101 [2018-04-06 20:34:10,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:34:10,239 INFO L93 Difference]: Finished difference Result 1117 states and 1268 transitions. [2018-04-06 20:34:10,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-06 20:34:10,278 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 61 [2018-04-06 20:34:10,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:34:10,281 INFO L225 Difference]: With dead ends: 1117 [2018-04-06 20:34:10,281 INFO L226 Difference]: Without dead ends: 1115 [2018-04-06 20:34:10,282 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 89 SyntacticMatches, 2 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 42.1s TimeCoverageRelationStatistics Valid=718, Invalid=3051, Unknown=13, NotChecked=0, Total=3782 [2018-04-06 20:34:10,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1115 states. [2018-04-06 20:34:10,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1115 to 763. [2018-04-06 20:34:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 763 states. [2018-04-06 20:34:10,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 763 states and 895 transitions. [2018-04-06 20:34:10,327 INFO L78 Accepts]: Start accepts. Automaton has 763 states and 895 transitions. Word has length 61 [2018-04-06 20:34:10,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:34:10,327 INFO L459 AbstractCegarLoop]: Abstraction has 763 states and 895 transitions. [2018-04-06 20:34:10,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-06 20:34:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 895 transitions. [2018-04-06 20:34:10,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-06 20:34:10,328 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:34:10,328 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] [2018-04-06 20:34:10,328 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]=== [2018-04-06 20:34:10,328 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 [2018-04-06 20:34:10,336 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:34:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:34:10,367 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:34:10,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-06 20:34:10,371 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:10,389 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:10,389 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 20:34:10,420 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:10,421 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:10,421 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 [2018-04-06 20:34:10,422 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:10,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:10,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:10,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:34:10,433 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:10,438 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. [2018-04-06 20:34:10,438 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2018-04-06 20:34:10,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:34:10,449 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:34:10,569 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:34:10,569 INFO L682 Elim1Store]: detected equality via solver [2018-04-06 20:34:10,570 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 [2018-04-06 20:34:10,570 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:10,574 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. [2018-04-06 20:34:10,575 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:19 [2018-04-06 20:34:10,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:34:10,654 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 20:34:10,654 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-06 20:34:10,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-06 20:34:10,655 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-06 20:34:10,655 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-06 20:34:10,655 INFO L87 Difference]: Start difference. First operand 763 states and 895 transitions. Second operand 12 states. [2018-04-06 20:34:11,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 20:34:11,435 INFO L93 Difference]: Finished difference Result 2111 states and 2531 transitions. [2018-04-06 20:34:11,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-06 20:34:11,436 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 62 [2018-04-06 20:34:11,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 20:34:11,437 INFO L225 Difference]: With dead ends: 2111 [2018-04-06 20:34:11,437 INFO L226 Difference]: Without dead ends: 2110 [2018-04-06 20:34:11,438 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 [2018-04-06 20:34:11,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2110 states. [2018-04-06 20:34:11,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2110 to 758. [2018-04-06 20:34:11,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2018-04-06 20:34:11,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 890 transitions. [2018-04-06 20:34:11,467 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 890 transitions. Word has length 62 [2018-04-06 20:34:11,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 20:34:11,467 INFO L459 AbstractCegarLoop]: Abstraction has 758 states and 890 transitions. [2018-04-06 20:34:11,467 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-06 20:34:11,467 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 890 transitions. [2018-04-06 20:34:11,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-06 20:34:11,468 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 20:34:11,468 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] [2018-04-06 20:34:11,468 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]=== [2018-04-06 20:34:11,468 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 [2018-04-06 20:34:11,473 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 20:34:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 20:34:11,496 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 20:34:11,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:34:11,504 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 8 treesize of output 7 [2018-04-06 20:34:11,504 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,505 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-06 20:34:11,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:34:11,514 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,515 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,520 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,520 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:34, output treesize:26 [2018-04-06 20:34:11,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-06 20:34:11,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:34:11,533 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,537 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-06 20:34:11,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,550 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 [2018-04-06 20:34:11,550 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,554 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,562 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:52, output treesize:44 [2018-04-06 20:34:11,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:34:11,577 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,584 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,585 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:43 [2018-04-06 20:34:11,600 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 [2018-04-06 20:34:11,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,606 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 [2018-04-06 20:34:11,606 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,614 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:34:11,632 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,633 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,635 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 [2018-04-06 20:34:11,636 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,642 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,654 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,654 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:74, output treesize:54 [2018-04-06 20:34:11,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2018-04-06 20:34:11,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:34:11,694 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,699 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 57 [2018-04-06 20:34:11,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:34:11,719 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,725 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,738 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:100, output treesize:54 [2018-04-06 20:34:11,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:34:11,741 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,750 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,750 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:59, output treesize:53 [2018-04-06 20:34:11,789 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 28 treesize of output 29 [2018-04-06 20:34:11,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:34:11,791 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,796 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-06 20:34:11,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-06 20:34:11,814 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,820 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,832 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,832 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:75, output treesize:53 [2018-04-06 20:34:11,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:34:11,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-06 20:34:11,860 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,865 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,882 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 [2018-04-06 20:34:11,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-06 20:34:11,883 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,890 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,902 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. [2018-04-06 20:34:11,902 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:99, output treesize:63 [2018-04-06 20:34:11,974 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 [2018-04-06 20:34:11,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-06 20:34:11,976 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,981 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,982 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,983 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,984 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 [2018-04-06 20:34:11,984 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,988 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,995 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 [2018-04-06 20:34:11,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 20:34:11,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-06 20:34:11,996 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-06 20:34:11,998 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:12,008 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 20:34:12,008 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:77, output treesize:7 [2018-04-06 20:34:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 20:34:12,042 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 20:34:12,504 WARN L148 SmtUtils]: Spent 143ms on a formula simplification that was a NOOP. DAG size: 42 Received shutdown request... [2018-04-06 20:34:17,442 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-06 20:34:17,442 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-06 20:34:17,448 WARN L197 ceAbstractionStarter]: Timeout [2018-04-06 20:34:17,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 08:34:17 BoogieIcfgContainer [2018-04-06 20:34:17,448 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-06 20:34:17,448 INFO L168 Benchmark]: Toolchain (without parser) took 259092.72 ms. Allocated memory was 303.6 MB in the beginning and 510.7 MB in the end (delta: 207.1 MB). Free memory was 241.3 MB in the beginning and 381.9 MB in the end (delta: -140.6 MB). Peak memory consumption was 66.5 MB. Max. memory is 5.3 GB. [2018-04-06 20:34:17,450 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 303.6 MB. Free memory is still 264.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-06 20:34:17,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.08 ms. Allocated memory is still 303.6 MB. Free memory was 241.3 MB in the beginning and 215.3 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 5.3 GB. [2018-04-06 20:34:17,450 INFO L168 Benchmark]: Boogie Preprocessor took 65.88 ms. Allocated memory is still 303.6 MB. Free memory was 215.3 MB in the beginning and 211.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-06 20:34:17,451 INFO L168 Benchmark]: RCFGBuilder took 910.46 ms. Allocated memory was 303.6 MB in the beginning and 466.6 MB in the end (delta: 163.1 MB). Free memory was 211.3 MB in the beginning and 364.0 MB in the end (delta: -152.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. [2018-04-06 20:34:17,451 INFO L168 Benchmark]: TraceAbstraction took 257772.53 ms. Allocated memory was 466.6 MB in the beginning and 510.7 MB in the end (delta: 44.0 MB). Free memory was 364.0 MB in the beginning and 381.9 MB in the end (delta: -17.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 5.3 GB. [2018-04-06 20:34:17,453 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 303.6 MB. Free memory is still 264.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 339.08 ms. Allocated memory is still 303.6 MB. Free memory was 241.3 MB in the beginning and 215.3 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 65.88 ms. Allocated memory is still 303.6 MB. Free memory was 215.3 MB in the beginning and 211.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 910.46 ms. Allocated memory was 303.6 MB in the beginning and 466.6 MB in the end (delta: 163.1 MB). Free memory was 211.3 MB in the beginning and 364.0 MB in the end (delta: -152.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 257772.53 ms. Allocated memory was 466.6 MB in the beginning and 510.7 MB in the end (delta: 44.0 MB). Free memory was 364.0 MB in the beginning and 381.9 MB in the end (delta: -17.9 MB). Peak memory consumption was 26.2 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - 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 PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 24 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 292 locations, 101 error locations. TIMEOUT Result, 257.7s OverallTime, 47 OverallIterations, 2 TraceHistogramMax, 76.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12659 SDtfs, 49354 SDslu, 57859 SDs, 0 SdLazy, 32667 SolverSat, 2064 SolverUnsat, 14 SolverUnknown, 0 SolverNotchecked, 56.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4314 GetRequests, 3535 SyntacticMatches, 28 SemanticMatches, 751 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4423 ImplicationChecksByTransitivity, 152.7s 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, 17273 StatesRemovedByMinimization, 40 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 171.4s InterpolantComputationTime, 2012 NumberOfCodeBlocks, 2012 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 3932 ConstructedInterpolants, 537 QuantifiedInterpolants, 2709127 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-0-2018-04-06_20-34-17-465.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-0-2018-04-06_20-34-17-465.csv Completed graceful shutdown