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/forester-heap/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-835382a-m [2018-04-05 18:15:34,989 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-05 18:15:34,990 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-05 18:15:35,005 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-05 18:15:35,005 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-05 18:15:35,006 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-05 18:15:35,007 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-05 18:15:35,009 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-05 18:15:35,011 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-05 18:15:35,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-05 18:15:35,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-05 18:15:35,013 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-05 18:15:35,014 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-05 18:15:35,015 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-05 18:15:35,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-05 18:15:35,018 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-05 18:15:35,020 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-05 18:15:35,022 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-05 18:15:35,023 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-05 18:15:35,024 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-05 18:15:35,026 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-05 18:15:35,027 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-05 18:15:35,027 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-05 18:15:35,028 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-05 18:15:35,029 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-05 18:15:35,030 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-05 18:15:35,031 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-05 18:15:35,031 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-05 18:15:35,032 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-05 18:15:35,032 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-05 18:15:35,033 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-05 18:15:35,033 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 [2018-04-05 18:15:35,058 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-05 18:15:35,059 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-05 18:15:35,059 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-05 18:15:35,059 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-05 18:15:35,060 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-05 18:15:35,060 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-05 18:15:35,060 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-05 18:15:35,060 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-05 18:15:35,061 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-05 18:15:35,061 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-05 18:15:35,061 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-05 18:15:35,061 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-05 18:15:35,062 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-05 18:15:35,062 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-05 18:15:35,062 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-05 18:15:35,062 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-05 18:15:35,062 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-05 18:15:35,063 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-05 18:15:35,063 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-05 18:15:35,063 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-05 18:15:35,063 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-05 18:15:35,064 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-05 18:15:35,064 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-05 18:15:35,064 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-05 18:15:35,064 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-05 18:15:35,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 18:15:35,065 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-05 18:15:35,065 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-05 18:15:35,065 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-05 18:15:35,065 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-05 18:15:35,065 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-05 18:15:35,066 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 18:15:35,066 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-05 18:15:35,067 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-05 18:15:35,067 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-05 18:15:35,067 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-05 18:15:35,067 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-05 18:15:35,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-05 18:15:35,113 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-05 18:15:35,117 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-05 18:15:35,119 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-05 18:15:35,120 INFO L276 PluginConnector]: CDTParser initialized [2018-04-05 18:15:35,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,437 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGdb6e16f02 [2018-04-05 18:15:35,618 INFO L287 CDTParser]: IsIndexed: true [2018-04-05 18:15:35,618 INFO L288 CDTParser]: Found 1 translation units. [2018-04-05 18:15:35,619 INFO L168 CDTParser]: Scanning sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,629 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-05 18:15:35,630 INFO L215 ultiparseSymbolTable]: [2018-04-05 18:15:35,630 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-05 18:15:35,630 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,630 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-05 18:15:35,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_rwlockattr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____gid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,630 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint16_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__clock_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_char in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int16_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_long in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__blkcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__daddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,631 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____loff_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__suseconds_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int32_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____sigset_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fd_mask in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__sigset_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ino_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_spinlock_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__SLL in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____caddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,632 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____off_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ino64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_long in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ulong in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint32_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__uid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsblkcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__lldiv_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__wchar_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int16_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,633 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__blksize_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____clockid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__clockid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____pthread_slist_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int32_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____syscall_ulong_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____sig_atomic_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__div_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,634 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____id_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fd_mask in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__quad_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int8_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int16_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_cond_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsblkcnt64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,635 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____pid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____rlim_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____timer_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_mutexattr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_attr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_char in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_quad_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,636 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_barrier_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____quad_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____off64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____suseconds_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsfilcnt64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blkcnt64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ldiv_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ino_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsfilcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ssize_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____socklen_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,637 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____mode_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int32_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__idtype_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int8_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____nlink_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____intptr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__timer_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__size_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__off_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__key_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_once_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsword_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__caddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__mode_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,638 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_short in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__nlink_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_short in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__gid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ssize_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__uint in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__loff_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____useconds_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fd_set in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_condattr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__dev_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____rlim64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,639 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blksize_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__id_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____qaddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____clock_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_key_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____dev_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsblkcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsid_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_int in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,640 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blkcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__time_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_rwlock_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_mutex_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsfilcnt_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____syscall_slong_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_barrierattr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__register_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,641 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____daddr_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int64_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int8_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____time_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint8_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____key_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_quad_t in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,642 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ushort in sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:35,663 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGdb6e16f02 [2018-04-05 18:15:35,667 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-05 18:15:35,668 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-05 18:15:35,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-05 18:15:35,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-05 18:15:35,675 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-05 18:15:35,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:15:35" (1/1) ... [2018-04-05 18:15:35,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538273f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:35, skipping insertion in model container [2018-04-05 18:15:35,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:15:35" (1/1) ... [2018-04-05 18:15:35,692 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 18:15:35,724 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 18:15:35,894 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 18:15:35,946 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 18:15:35,953 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-05 18:15:36,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36 WrapperNode [2018-04-05 18:15:36,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-05 18:15:36,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-05 18:15:36,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-05 18:15:36,006 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-05 18:15:36,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (1/1) ... [2018-04-05 18:15:36,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (1/1) ... [2018-04-05 18:15:36,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (1/1) ... [2018-04-05 18:15:36,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (1/1) ... [2018-04-05 18:15:36,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (1/1) ... [2018-04-05 18:15:36,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (1/1) ... [2018-04-05 18:15:36,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (1/1) ... [2018-04-05 18:15:36,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-05 18:15:36,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-05 18:15:36,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-05 18:15:36,065 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-05 18:15:36,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (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 [2018-04-05 18:15:36,185 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-05 18:15:36,185 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-05 18:15:36,185 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-05 18:15:36,186 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-05 18:15:36,186 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-05 18:15:36,186 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-05 18:15:36,186 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-05 18:15:36,186 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-05 18:15:36,186 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-05 18:15:36,186 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-05 18:15:36,186 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-05 18:15:36,187 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-05 18:15:36,187 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-05 18:15:36,187 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-05 18:15:36,187 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-05 18:15:36,187 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-05 18:15:36,187 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-05 18:15:36,187 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-05 18:15:36,187 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-05 18:15:36,188 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-05 18:15:36,188 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-05 18:15:36,188 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-05 18:15:36,188 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-05 18:15:36,188 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-05 18:15:36,188 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-05 18:15:36,188 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-05 18:15:36,189 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-05 18:15:36,189 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-05 18:15:36,189 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-05 18:15:36,189 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-05 18:15:36,189 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-05 18:15:36,189 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-05 18:15:36,189 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-05 18:15:36,190 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-05 18:15:36,190 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-05 18:15:36,190 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-05 18:15:36,190 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-05 18:15:36,190 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-05 18:15:36,190 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-05 18:15:36,190 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-05 18:15:36,191 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-05 18:15:36,191 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-05 18:15:36,191 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-05 18:15:36,191 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-05 18:15:36,191 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-05 18:15:36,191 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-05 18:15:36,191 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-05 18:15:36,191 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-05 18:15:36,192 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-05 18:15:36,192 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-05 18:15:36,192 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-05 18:15:36,192 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-05 18:15:36,192 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-05 18:15:36,192 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-05 18:15:36,192 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-05 18:15:36,193 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-05 18:15:36,193 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-05 18:15:36,193 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-05 18:15:36,193 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-05 18:15:36,193 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-05 18:15:36,193 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-05 18:15:36,193 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-05 18:15:36,193 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-05 18:15:36,194 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-05 18:15:36,194 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-05 18:15:36,194 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-05 18:15:36,194 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-05 18:15:36,194 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-05 18:15:36,194 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-05 18:15:36,194 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-05 18:15:36,194 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-05 18:15:36,195 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-05 18:15:36,195 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-05 18:15:36,195 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-05 18:15:36,195 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-05 18:15:36,195 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-05 18:15:36,195 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-05 18:15:36,195 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-05 18:15:36,195 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-05 18:15:36,196 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-05 18:15:36,196 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-05 18:15:36,196 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-05 18:15:36,196 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-05 18:15:36,196 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-05 18:15:36,196 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-05 18:15:36,196 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-05 18:15:36,196 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-05 18:15:36,197 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-05 18:15:36,197 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-05 18:15:36,197 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-05 18:15:36,197 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-05 18:15:36,197 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-05 18:15:36,197 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-05 18:15:36,197 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-05 18:15:36,197 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-05 18:15:36,198 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-05 18:15:36,198 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-05 18:15:36,198 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-05 18:15:36,198 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-05 18:15:36,198 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-05 18:15:36,198 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-05 18:15:36,198 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-05 18:15:36,199 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-05 18:15:36,199 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-05 18:15:36,199 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-05 18:15:36,199 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-05 18:15:36,199 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-05 18:15:36,199 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-05 18:15:36,199 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-05 18:15:36,199 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-05 18:15:36,200 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-05 18:15:36,200 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-05 18:15:36,200 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-05 18:15:36,200 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-05 18:15:36,200 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-05 18:15:36,200 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-05 18:15:36,200 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-05 18:15:36,200 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-05 18:15:36,684 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-05 18:15:36,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:15:36 BoogieIcfgContainer [2018-04-05 18:15:36,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-05 18:15:36,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-05 18:15:36,686 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-05 18:15:36,688 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-05 18:15:36,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 06:15:35" (1/3) ... [2018-04-05 18:15:36,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c4c96f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:15:36, skipping insertion in model container [2018-04-05 18:15:36,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:36" (2/3) ... [2018-04-05 18:15:36,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c4c96f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:15:36, skipping insertion in model container [2018-04-05 18:15:36,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:15:36" (3/3) ... [2018-04-05 18:15:36,691 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-05 18:15:36,699 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-05 18:15:36,705 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 43 error locations. [2018-04-05 18:15:36,744 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-05 18:15:36,745 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-05 18:15:36,745 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-05 18:15:36,745 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-05 18:15:36,745 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-05 18:15:36,745 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-05 18:15:36,745 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-05 18:15:36,745 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-05 18:15:36,745 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-05 18:15:36,746 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-05 18:15:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2018-04-05 18:15:36,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-05 18:15:36,768 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:36,769 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:36,769 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:36,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1387009914, 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 [2018-04-05 18:15:36,790 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:36,829 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:36,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 18:15:36,868 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:36,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:36,873 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 18:15:36,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:36,886 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:36,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:36,930 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:36,930 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-05 18:15:36,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-05 18:15:36,941 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-05 18:15:36,942 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-05 18:15:36,944 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 4 states. [2018-04-05 18:15:37,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:37,183 INFO L93 Difference]: Finished difference Result 293 states and 331 transitions. [2018-04-05 18:15:37,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-05 18:15:37,185 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-04-05 18:15:37,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:37,199 INFO L225 Difference]: With dead ends: 293 [2018-04-05 18:15:37,200 INFO L226 Difference]: Without dead ends: 178 [2018-04-05 18:15:37,204 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-05 18:15:37,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-05 18:15:37,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 125. [2018-04-05 18:15:37,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-04-05 18:15:37,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 131 transitions. [2018-04-05 18:15:37,254 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 131 transitions. Word has length 9 [2018-04-05 18:15:37,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:37,255 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 131 transitions. [2018-04-05 18:15:37,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-05 18:15:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 131 transitions. [2018-04-05 18:15:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-05 18:15:37,256 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:37,256 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:37,256 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:37,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1387009915, 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 [2018-04-05 18:15:37,270 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:37,283 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:37,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 18:15:37,294 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:37,297 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:37,297 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 18:15:37,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:37,313 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:37,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:37,371 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:37,371 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-05 18:15:37,372 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-05 18:15:37,372 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-05 18:15:37,373 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-05 18:15:37,373 INFO L87 Difference]: Start difference. First operand 125 states and 131 transitions. Second operand 6 states. [2018-04-05 18:15:37,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:37,589 INFO L93 Difference]: Finished difference Result 162 states and 170 transitions. [2018-04-05 18:15:37,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-05 18:15:37,590 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-05 18:15:37,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:37,592 INFO L225 Difference]: With dead ends: 162 [2018-04-05 18:15:37,592 INFO L226 Difference]: Without dead ends: 160 [2018-04-05 18:15:37,593 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-05 18:15:37,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-04-05 18:15:37,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 123. [2018-04-05 18:15:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-04-05 18:15:37,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 129 transitions. [2018-04-05 18:15:37,617 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 129 transitions. Word has length 9 [2018-04-05 18:15:37,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:37,617 INFO L459 AbstractCegarLoop]: Abstraction has 123 states and 129 transitions. [2018-04-05 18:15:37,617 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-05 18:15:37,617 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 129 transitions. [2018-04-05 18:15:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-05 18:15:37,618 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:37,618 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:37,618 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:37,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1065446431, 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 [2018-04-05 18:15:37,630 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:37,645 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:37,666 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:37,667 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:37,668 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 [2018-04-05 18:15:37,669 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:37,674 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. [2018-04-05 18:15:37,674 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-05 18:15:37,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:37,692 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:37,794 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:37,794 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-05 18:15:37,795 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-05 18:15:37,795 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-05 18:15:37,795 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-05 18:15:37,795 INFO L87 Difference]: Start difference. First operand 123 states and 129 transitions. Second operand 7 states. [2018-04-05 18:15:38,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:38,224 INFO L93 Difference]: Finished difference Result 160 states and 170 transitions. [2018-04-05 18:15:38,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-05 18:15:38,224 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-04-05 18:15:38,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:38,226 INFO L225 Difference]: With dead ends: 160 [2018-04-05 18:15:38,226 INFO L226 Difference]: Without dead ends: 144 [2018-04-05 18:15:38,227 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2018-04-05 18:15:38,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-04-05 18:15:38,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 123. [2018-04-05 18:15:38,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-04-05 18:15:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 134 transitions. [2018-04-05 18:15:38,244 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 134 transitions. Word has length 17 [2018-04-05 18:15:38,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:38,244 INFO L459 AbstractCegarLoop]: Abstraction has 123 states and 134 transitions. [2018-04-05 18:15:38,244 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-05 18:15:38,244 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 134 transitions. [2018-04-05 18:15:38,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-05 18:15:38,245 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:38,245 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:38,245 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:38,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1065446430, 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 [2018-04-05 18:15:38,254 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:38,270 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:38,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:38,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 18:15:38,299 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:38,310 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:38,311 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:38,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 18:15:38,312 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:38,319 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. [2018-04-05 18:15:38,320 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-05 18:15:38,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:38,333 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:38,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:38,430 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:38,430 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-05 18:15:38,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 18:15:38,430 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 18:15:38,431 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-05 18:15:38,431 INFO L87 Difference]: Start difference. First operand 123 states and 134 transitions. Second operand 8 states. [2018-04-05 18:15:38,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:38,641 INFO L93 Difference]: Finished difference Result 139 states and 146 transitions. [2018-04-05 18:15:38,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-05 18:15:38,642 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-05 18:15:38,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:38,643 INFO L225 Difference]: With dead ends: 139 [2018-04-05 18:15:38,643 INFO L226 Difference]: Without dead ends: 129 [2018-04-05 18:15:38,644 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-04-05 18:15:38,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-04-05 18:15:38,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 122. [2018-04-05 18:15:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-04-05 18:15:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 132 transitions. [2018-04-05 18:15:38,655 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 132 transitions. Word has length 17 [2018-04-05 18:15:38,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:38,656 INFO L459 AbstractCegarLoop]: Abstraction has 122 states and 132 transitions. [2018-04-05 18:15:38,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 18:15:38,656 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 132 transitions. [2018-04-05 18:15:38,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-05 18:15:38,657 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:38,657 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] [2018-04-05 18:15:38,657 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:38,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1092447099, 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 [2018-04-05 18:15:38,663 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:38,678 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:38,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 18:15:38,683 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:38,684 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:38,684 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 18:15:38,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:38,689 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:38,714 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:38,714 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-05 18:15:38,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-05 18:15:38,715 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-05 18:15:38,715 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-05 18:15:38,715 INFO L87 Difference]: Start difference. First operand 122 states and 132 transitions. Second operand 4 states. [2018-04-05 18:15:38,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:38,837 INFO L93 Difference]: Finished difference Result 184 states and 200 transitions. [2018-04-05 18:15:38,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 18:15:38,837 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2018-04-05 18:15:38,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:38,838 INFO L225 Difference]: With dead ends: 184 [2018-04-05 18:15:38,838 INFO L226 Difference]: Without dead ends: 183 [2018-04-05 18:15:38,839 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-05 18:15:38,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-04-05 18:15:38,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 121. [2018-04-05 18:15:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-04-05 18:15:38,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 131 transitions. [2018-04-05 18:15:38,850 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 131 transitions. Word has length 21 [2018-04-05 18:15:38,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:38,851 INFO L459 AbstractCegarLoop]: Abstraction has 121 states and 131 transitions. [2018-04-05 18:15:38,851 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-05 18:15:38,851 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 131 transitions. [2018-04-05 18:15:38,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-05 18:15:38,852 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:38,852 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] [2018-04-05 18:15:38,852 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:38,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1092447098, 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 [2018-04-05 18:15:38,859 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:38,871 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:38,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 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 [2018-04-05 18:15:38,876 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:38,878 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:38,878 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 18:15:38,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:38,888 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:38,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:38,929 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:38,930 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-05 18:15:38,930 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-05 18:15:38,930 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-05 18:15:38,930 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-05 18:15:38,930 INFO L87 Difference]: Start difference. First operand 121 states and 131 transitions. Second operand 6 states. [2018-04-05 18:15:39,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:39,040 INFO L93 Difference]: Finished difference Result 192 states and 210 transitions. [2018-04-05 18:15:39,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-05 18:15:39,041 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-04-05 18:15:39,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:39,042 INFO L225 Difference]: With dead ends: 192 [2018-04-05 18:15:39,042 INFO L226 Difference]: Without dead ends: 190 [2018-04-05 18:15:39,042 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-05 18:15:39,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2018-04-05 18:15:39,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 119. [2018-04-05 18:15:39,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-04-05 18:15:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 129 transitions. [2018-04-05 18:15:39,052 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 129 transitions. Word has length 21 [2018-04-05 18:15:39,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:39,053 INFO L459 AbstractCegarLoop]: Abstraction has 119 states and 129 transitions. [2018-04-05 18:15:39,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-05 18:15:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 129 transitions. [2018-04-05 18:15:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-05 18:15:39,053 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:39,054 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] [2018-04-05 18:15:39,054 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:39,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1969180389, 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 [2018-04-05 18:15:39,062 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:39,081 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:39,084 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 6 treesize of output 5 [2018-04-05 18:15:39,084 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,086 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 18:15:39,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:39,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:39,093 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,095 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,099 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,099 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-05 18:15:39,106 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 17 treesize of output 13 [2018-04-05 18:15:39,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-05 18:15:39,108 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,112 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,113 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,113 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-05 18:15:39,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:39,122 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:39,145 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:39,145 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-05 18:15:39,146 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-05 18:15:39,146 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-05 18:15:39,146 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-05 18:15:39,146 INFO L87 Difference]: Start difference. First operand 119 states and 129 transitions. Second operand 6 states. [2018-04-05 18:15:39,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:39,352 INFO L93 Difference]: Finished difference Result 208 states and 226 transitions. [2018-04-05 18:15:39,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-05 18:15:39,352 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-04-05 18:15:39,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:39,353 INFO L225 Difference]: With dead ends: 208 [2018-04-05 18:15:39,353 INFO L226 Difference]: Without dead ends: 207 [2018-04-05 18:15:39,353 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-04-05 18:15:39,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-04-05 18:15:39,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 118. [2018-04-05 18:15:39,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-04-05 18:15:39,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 128 transitions. [2018-04-05 18:15:39,362 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 128 transitions. Word has length 21 [2018-04-05 18:15:39,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:39,362 INFO L459 AbstractCegarLoop]: Abstraction has 118 states and 128 transitions. [2018-04-05 18:15:39,362 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-05 18:15:39,362 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 128 transitions. [2018-04-05 18:15:39,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-05 18:15:39,363 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:39,363 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] [2018-04-05 18:15:39,363 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:39,363 INFO L82 PathProgramCache]: Analyzing trace with hash 1969180390, 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 [2018-04-05 18:15:39,370 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:39,384 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:39,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 18:15:39,392 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,395 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,395 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 18:15:39,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:39,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:39,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,411 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:39,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:39,421 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,422 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,428 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-05 18:15:39,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-05 18:15:39,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-05 18:15:39,439 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,440 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-05 18:15:39,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 18:15:39,449 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,451 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,454 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:39,454 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2018-04-05 18:15:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:39,471 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:39,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:39,535 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:39,535 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2018-04-05 18:15:39,535 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-05 18:15:39,535 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-05 18:15:39,536 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-04-05 18:15:39,536 INFO L87 Difference]: Start difference. First operand 118 states and 128 transitions. Second operand 10 states. [2018-04-05 18:15:39,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:39,936 INFO L93 Difference]: Finished difference Result 220 states and 240 transitions. [2018-04-05 18:15:39,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-05 18:15:39,937 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 21 [2018-04-05 18:15:39,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:39,938 INFO L225 Difference]: With dead ends: 220 [2018-04-05 18:15:39,938 INFO L226 Difference]: Without dead ends: 218 [2018-04-05 18:15:39,939 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2018-04-05 18:15:39,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-04-05 18:15:39,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 116. [2018-04-05 18:15:39,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-04-05 18:15:39,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 126 transitions. [2018-04-05 18:15:39,946 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 126 transitions. Word has length 21 [2018-04-05 18:15:39,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:39,946 INFO L459 AbstractCegarLoop]: Abstraction has 116 states and 126 transitions. [2018-04-05 18:15:39,946 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-05 18:15:39,946 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 126 transitions. [2018-04-05 18:15:39,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-05 18:15:39,947 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:39,947 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] [2018-04-05 18:15:39,947 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:39,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1344302103, 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 [2018-04-05 18:15:39,954 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:39,972 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:39,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:39,984 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:39,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:40,013 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:40,013 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-05 18:15:40,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-05 18:15:40,014 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-05 18:15:40,014 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-05 18:15:40,014 INFO L87 Difference]: Start difference. First operand 116 states and 126 transitions. Second operand 4 states. [2018-04-05 18:15:40,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:40,151 INFO L93 Difference]: Finished difference Result 216 states and 235 transitions. [2018-04-05 18:15:40,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 18:15:40,151 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-04-05 18:15:40,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:40,153 INFO L225 Difference]: With dead ends: 216 [2018-04-05 18:15:40,153 INFO L226 Difference]: Without dead ends: 215 [2018-04-05 18:15:40,153 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-05 18:15:40,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2018-04-05 18:15:40,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 119. [2018-04-05 18:15:40,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-04-05 18:15:40,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 129 transitions. [2018-04-05 18:15:40,165 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 129 transitions. Word has length 26 [2018-04-05 18:15:40,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:40,165 INFO L459 AbstractCegarLoop]: Abstraction has 119 states and 129 transitions. [2018-04-05 18:15:40,165 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-05 18:15:40,165 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 129 transitions. [2018-04-05 18:15:40,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-05 18:15:40,166 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:40,166 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:40,166 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:40,167 INFO L82 PathProgramCache]: Analyzing trace with hash 750164763, 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 [2018-04-05 18:15:40,175 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:40,192 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:40,253 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:40,259 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 [2018-04-05 18:15:40,259 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:40,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:40,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-05 18:15:40,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,274 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. [2018-04-05 18:15:40,275 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-05 18:15:40,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:40,287 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:40,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-05 18:15:40,406 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,408 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,409 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:24, output treesize:6 [2018-04-05 18:15:40,417 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-05 18:15:40,417 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,417 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,418 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:1 [2018-04-05 18:15:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:40,442 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:40,442 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-05 18:15:40,442 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-05 18:15:40,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-05 18:15:40,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-04-05 18:15:40,443 INFO L87 Difference]: Start difference. First operand 119 states and 129 transitions. Second operand 12 states. [2018-04-05 18:15:40,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:40,737 INFO L93 Difference]: Finished difference Result 159 states and 170 transitions. [2018-04-05 18:15:40,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-05 18:15:40,737 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2018-04-05 18:15:40,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:40,738 INFO L225 Difference]: With dead ends: 159 [2018-04-05 18:15:40,738 INFO L226 Difference]: Without dead ends: 158 [2018-04-05 18:15:40,739 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2018-04-05 18:15:40,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-04-05 18:15:40,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 131. [2018-04-05 18:15:40,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-05 18:15:40,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 143 transitions. [2018-04-05 18:15:40,750 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 143 transitions. Word has length 29 [2018-04-05 18:15:40,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:40,751 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 143 transitions. [2018-04-05 18:15:40,751 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-05 18:15:40,751 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2018-04-05 18:15:40,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-05 18:15:40,752 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:40,752 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] [2018-04-05 18:15:40,752 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:40,753 INFO L82 PathProgramCache]: Analyzing trace with hash 779529853, 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 [2018-04-05 18:15:40,765 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:40,785 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:40,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:40,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:40,793 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,795 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:40,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:40,803 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,805 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,808 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,808 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-04-05 18:15:40,827 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 [2018-04-05 18:15:40,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 18:15:40,829 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,831 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,843 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 [2018-04-05 18:15:40,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 18:15:40,846 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,847 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:40,850 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-05 18:15:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:40,857 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:40,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:40,887 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:40,887 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-05 18:15:40,887 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 18:15:40,888 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 18:15:40,888 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-05 18:15:40,888 INFO L87 Difference]: Start difference. First operand 131 states and 143 transitions. Second operand 5 states. [2018-04-05 18:15:41,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:41,034 INFO L93 Difference]: Finished difference Result 247 states and 271 transitions. [2018-04-05 18:15:41,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-05 18:15:41,034 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2018-04-05 18:15:41,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:41,035 INFO L225 Difference]: With dead ends: 247 [2018-04-05 18:15:41,035 INFO L226 Difference]: Without dead ends: 156 [2018-04-05 18:15:41,035 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-05 18:15:41,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-04-05 18:15:41,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 142. [2018-04-05 18:15:41,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-04-05 18:15:41,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 156 transitions. [2018-04-05 18:15:41,043 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 156 transitions. Word has length 31 [2018-04-05 18:15:41,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:41,044 INFO L459 AbstractCegarLoop]: Abstraction has 142 states and 156 transitions. [2018-04-05 18:15:41,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 18:15:41,044 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 156 transitions. [2018-04-05 18:15:41,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-05 18:15:41,045 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:41,045 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:41,045 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:41,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1803702433, 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 [2018-04-05 18:15:41,053 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:41,076 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:41,162 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:41,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 20 [2018-04-05 18:15:41,198 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-05 18:15:41,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2018-04-05 18:15:41,208 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:41,213 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:41,214 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:14 [2018-04-05 18:15:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:41,284 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:41,284 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2018-04-05 18:15:41,284 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-05 18:15:41,284 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-05 18:15:41,285 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-04-05 18:15:41,285 INFO L87 Difference]: Start difference. First operand 142 states and 156 transitions. Second operand 12 states. [2018-04-05 18:15:41,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:41,765 INFO L93 Difference]: Finished difference Result 219 states and 234 transitions. [2018-04-05 18:15:41,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-05 18:15:41,765 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 33 [2018-04-05 18:15:41,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:41,766 INFO L225 Difference]: With dead ends: 219 [2018-04-05 18:15:41,767 INFO L226 Difference]: Without dead ends: 218 [2018-04-05 18:15:41,767 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=516, Unknown=0, NotChecked=0, Total=756 [2018-04-05 18:15:41,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-04-05 18:15:41,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 139. [2018-04-05 18:15:41,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-05 18:15:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 152 transitions. [2018-04-05 18:15:41,780 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 152 transitions. Word has length 33 [2018-04-05 18:15:41,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:41,780 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 152 transitions. [2018-04-05 18:15:41,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-05 18:15:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2018-04-05 18:15:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-05 18:15:41,781 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:41,782 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:41,782 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:41,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1629493320, 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 [2018-04-05 18:15:41,794 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:41,812 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:41,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-05 18:15:41,822 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:41,826 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:41,827 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-05 18:15:41,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:41,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:41,850 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:41,857 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:41,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:41,862 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15 [2018-04-05 18:15:41,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-05 18:15:41,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-05 18:15:41,892 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:41,894 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:41,898 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. [2018-04-05 18:15:41,898 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:22, output treesize:11 [2018-04-05 18:15:41,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:41,916 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:41,986 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 18:15:41,986 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2018-04-05 18:15:41,986 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-05 18:15:41,987 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-05 18:15:41,987 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-04-05 18:15:41,987 INFO L87 Difference]: Start difference. First operand 139 states and 152 transitions. Second operand 13 states. [2018-04-05 18:15:42,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:42,244 INFO L93 Difference]: Finished difference Result 197 states and 212 transitions. [2018-04-05 18:15:42,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-05 18:15:42,244 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 33 [2018-04-05 18:15:42,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:42,245 INFO L225 Difference]: With dead ends: 197 [2018-04-05 18:15:42,245 INFO L226 Difference]: Without dead ends: 195 [2018-04-05 18:15:42,246 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380 [2018-04-05 18:15:42,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2018-04-05 18:15:42,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 144. [2018-04-05 18:15:42,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-05 18:15:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 158 transitions. [2018-04-05 18:15:42,259 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 158 transitions. Word has length 33 [2018-04-05 18:15:42,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:42,259 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 158 transitions. [2018-04-05 18:15:42,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-05 18:15:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 158 transitions. [2018-04-05 18:15:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-05 18:15:42,260 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:42,260 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:42,260 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:42,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1629493319, 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 [2018-04-05 18:15:42,269 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:42,286 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:42,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 18:15:42,289 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,290 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,290 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 18:15:42,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-04-05 18:15:42,305 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,310 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,310 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:19 [2018-04-05 18:15:42,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:42,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:42,334 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,337 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:42,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:42,349 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,350 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,357 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:31 [2018-04-05 18:15:42,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-05 18:15:42,387 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 13 treesize of output 5 [2018-04-05 18:15:42,387 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,389 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,395 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 [2018-04-05 18:15:42,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-05 18:15:42,397 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,399 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:42,403 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:42,404 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:45, output treesize:19 [2018-04-05 18:15:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:42,427 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:42,562 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 18:15:42,562 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2018-04-05 18:15:42,562 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-05 18:15:42,562 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-05 18:15:42,562 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2018-04-05 18:15:42,563 INFO L87 Difference]: Start difference. First operand 144 states and 158 transitions. Second operand 19 states. [2018-04-05 18:15:43,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:43,178 INFO L93 Difference]: Finished difference Result 233 states and 248 transitions. [2018-04-05 18:15:43,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-05 18:15:43,178 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 33 [2018-04-05 18:15:43,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:43,179 INFO L225 Difference]: With dead ends: 233 [2018-04-05 18:15:43,179 INFO L226 Difference]: Without dead ends: 232 [2018-04-05 18:15:43,180 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=312, Invalid=744, Unknown=0, NotChecked=0, Total=1056 [2018-04-05 18:15:43,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2018-04-05 18:15:43,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 144. [2018-04-05 18:15:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-05 18:15:43,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 157 transitions. [2018-04-05 18:15:43,194 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 157 transitions. Word has length 33 [2018-04-05 18:15:43,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:43,194 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 157 transitions. [2018-04-05 18:15:43,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-05 18:15:43,195 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2018-04-05 18:15:43,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-05 18:15:43,195 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:43,195 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:43,196 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:43,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1960994897, 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 [2018-04-05 18:15:43,204 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:43,221 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:43,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-05 18:15:43,227 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,230 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,230 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-05 18:15:43,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:43,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:43,248 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,249 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,269 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,269 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15 [2018-04-05 18:15:43,289 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 17 treesize of output 13 [2018-04-05 18:15:43,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-05 18:15:43,291 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,292 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,295 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. [2018-04-05 18:15:43,295 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:22, output treesize:11 [2018-04-05 18:15:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:43,310 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:43,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:43,375 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:43,375 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 12 [2018-04-05 18:15:43,375 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-05 18:15:43,375 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-05 18:15:43,375 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-04-05 18:15:43,375 INFO L87 Difference]: Start difference. First operand 144 states and 157 transitions. Second operand 13 states. [2018-04-05 18:15:43,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:43,666 INFO L93 Difference]: Finished difference Result 197 states and 212 transitions. [2018-04-05 18:15:43,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-05 18:15:43,667 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 34 [2018-04-05 18:15:43,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:43,667 INFO L225 Difference]: With dead ends: 197 [2018-04-05 18:15:43,668 INFO L226 Difference]: Without dead ends: 196 [2018-04-05 18:15:43,668 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380 [2018-04-05 18:15:43,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2018-04-05 18:15:43,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 151. [2018-04-05 18:15:43,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-04-05 18:15:43,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 166 transitions. [2018-04-05 18:15:43,682 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 166 transitions. Word has length 34 [2018-04-05 18:15:43,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:43,683 INFO L459 AbstractCegarLoop]: Abstraction has 151 states and 166 transitions. [2018-04-05 18:15:43,683 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-05 18:15:43,683 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 166 transitions. [2018-04-05 18:15:43,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-05 18:15:43,683 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:43,684 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:43,684 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:43,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1960994898, 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 [2018-04-05 18:15:43,691 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:43,708 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:43,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 18:15:43,717 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,720 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,720 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 18:15:43,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-05 18:15:43,735 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,738 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-05 18:15:43,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:43,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:43,754 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,756 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:43,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:43,764 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,766 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,771 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,771 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:22 [2018-04-05 18:15:43,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-05 18:15:43,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-05 18:15:43,791 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,792 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,797 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 [2018-04-05 18:15:43,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 18:15:43,799 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,800 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:43,803 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:43,803 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:36, output treesize:14 [2018-04-05 18:15:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:43,825 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:43,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:44,031 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:44,031 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 10] imperfect sequences [] total 18 [2018-04-05 18:15:44,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-05 18:15:44,032 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-05 18:15:44,032 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2018-04-05 18:15:44,032 INFO L87 Difference]: Start difference. First operand 151 states and 166 transitions. Second operand 19 states. [2018-04-05 18:15:44,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:44,537 INFO L93 Difference]: Finished difference Result 233 states and 249 transitions. [2018-04-05 18:15:44,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-05 18:15:44,538 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 34 [2018-04-05 18:15:44,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:44,539 INFO L225 Difference]: With dead ends: 233 [2018-04-05 18:15:44,539 INFO L226 Difference]: Without dead ends: 230 [2018-04-05 18:15:44,539 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 48 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=316, Invalid=740, Unknown=0, NotChecked=0, Total=1056 [2018-04-05 18:15:44,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-04-05 18:15:44,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 157. [2018-04-05 18:15:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-04-05 18:15:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 171 transitions. [2018-04-05 18:15:44,553 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 171 transitions. Word has length 34 [2018-04-05 18:15:44,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:44,553 INFO L459 AbstractCegarLoop]: Abstraction has 157 states and 171 transitions. [2018-04-05 18:15:44,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-05 18:15:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 171 transitions. [2018-04-05 18:15:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-05 18:15:44,554 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:44,554 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] [2018-04-05 18:15:44,554 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:44,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1779938990, 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 [2018-04-05 18:15:44,561 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:44,575 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:44,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:44,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:44,591 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:44,592 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:44,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:44,594 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:15, output treesize:7 [2018-04-05 18:15:44,602 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 15 treesize of output 11 [2018-04-05 18:15:44,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-05 18:15:44,605 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:44,606 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:44,607 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:44,608 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-05 18:15:44,623 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:44,623 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:44,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-05 18:15:44,639 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:44,642 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:44,642 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3 [2018-04-05 18:15:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:44,673 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 18:15:44,673 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2018-04-05 18:15:44,673 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-05 18:15:44,674 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-05 18:15:44,674 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-04-05 18:15:44,674 INFO L87 Difference]: Start difference. First operand 157 states and 171 transitions. Second operand 9 states. [2018-04-05 18:15:44,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:44,960 INFO L93 Difference]: Finished difference Result 236 states and 253 transitions. [2018-04-05 18:15:44,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-05 18:15:44,961 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 36 [2018-04-05 18:15:44,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:44,962 INFO L225 Difference]: With dead ends: 236 [2018-04-05 18:15:44,962 INFO L226 Difference]: Without dead ends: 234 [2018-04-05 18:15:44,963 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 62 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=160, Invalid=346, Unknown=0, NotChecked=0, Total=506 [2018-04-05 18:15:44,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2018-04-05 18:15:44,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 155. [2018-04-05 18:15:44,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-04-05 18:15:44,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 169 transitions. [2018-04-05 18:15:44,978 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 169 transitions. Word has length 36 [2018-04-05 18:15:44,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:44,978 INFO L459 AbstractCegarLoop]: Abstraction has 155 states and 169 transitions. [2018-04-05 18:15:44,978 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-05 18:15:44,979 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 169 transitions. [2018-04-05 18:15:44,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-05 18:15:44,979 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:44,979 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] [2018-04-05 18:15:44,980 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:44,980 INFO L82 PathProgramCache]: Analyzing trace with hash -253991650, 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 [2018-04-05 18:15:44,987 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:45,013 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:45,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:45,047 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:45,086 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:45,086 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-05 18:15:45,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 18:15:45,086 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 18:15:45,086 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-05 18:15:45,087 INFO L87 Difference]: Start difference. First operand 155 states and 169 transitions. Second operand 5 states. [2018-04-05 18:15:45,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:45,202 INFO L93 Difference]: Finished difference Result 222 states and 239 transitions. [2018-04-05 18:15:45,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-05 18:15:45,202 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2018-04-05 18:15:45,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:45,203 INFO L225 Difference]: With dead ends: 222 [2018-04-05 18:15:45,203 INFO L226 Difference]: Without dead ends: 219 [2018-04-05 18:15:45,204 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-05 18:15:45,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2018-04-05 18:15:45,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 184. [2018-04-05 18:15:45,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-04-05 18:15:45,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 208 transitions. [2018-04-05 18:15:45,215 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 208 transitions. Word has length 38 [2018-04-05 18:15:45,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:45,215 INFO L459 AbstractCegarLoop]: Abstraction has 184 states and 208 transitions. [2018-04-05 18:15:45,215 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 18:15:45,216 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 208 transitions. [2018-04-05 18:15:45,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-05 18:15:45,216 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:45,216 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:45,216 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:45,217 INFO L82 PathProgramCache]: Analyzing trace with hash -271979520, 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 [2018-04-05 18:15:45,229 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:45,246 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:45,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2018-04-05 18:15:45,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-05 18:15:45,267 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:45,268 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:45,271 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:45,271 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-04-05 18:15:45,308 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 [2018-04-05 18:15:45,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-05 18:15:45,314 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-05 18:15:45,317 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 18:15:45,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-05 18:15:45,324 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:17 [2018-04-05 18:15:45,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:45,350 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:45,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-05 18:15:45,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-05 18:15:45,404 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:45,405 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:45,411 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:45,411 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:24 [2018-04-05 18:15:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:45,487 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:45,487 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 13 [2018-04-05 18:15:45,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-05 18:15:45,488 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-05 18:15:45,488 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-04-05 18:15:45,488 INFO L87 Difference]: Start difference. First operand 184 states and 208 transitions. Second operand 13 states. [2018-04-05 18:15:46,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:46,020 INFO L93 Difference]: Finished difference Result 310 states and 331 transitions. [2018-04-05 18:15:46,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-05 18:15:46,021 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2018-04-05 18:15:46,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:46,022 INFO L225 Difference]: With dead ends: 310 [2018-04-05 18:15:46,022 INFO L226 Difference]: Without dead ends: 259 [2018-04-05 18:15:46,022 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 65 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552 [2018-04-05 18:15:46,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-04-05 18:15:46,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 189. [2018-04-05 18:15:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-05 18:15:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 213 transitions. [2018-04-05 18:15:46,039 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 213 transitions. Word has length 40 [2018-04-05 18:15:46,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:46,039 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 213 transitions. [2018-04-05 18:15:46,039 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-05 18:15:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 213 transitions. [2018-04-05 18:15:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-05 18:15:46,040 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:46,040 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:46,040 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:46,040 INFO L82 PathProgramCache]: Analyzing trace with hash 945859048, now seen corresponding path program 2 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 [2018-04-05 18:15:46,046 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:46,061 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:46,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 18:15:46,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 18:15:46,071 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,073 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,075 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,075 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-04-05 18:15:46,096 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 [2018-04-05 18:15:46,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-05 18:15:46,101 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-05 18:15:46,103 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 18:15:46,108 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-05 18:15:46,109 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:17 [2018-04-05 18:15:46,127 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-05 18:15:46,128 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:46,180 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 [2018-04-05 18:15:46,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-05 18:15:46,187 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,188 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,191 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,191 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:7 [2018-04-05 18:15:46,201 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-05 18:15:46,222 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:46,222 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 13 [2018-04-05 18:15:46,222 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-05 18:15:46,223 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-05 18:15:46,223 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2018-04-05 18:15:46,223 INFO L87 Difference]: Start difference. First operand 189 states and 213 transitions. Second operand 13 states. [2018-04-05 18:15:46,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:46,596 INFO L93 Difference]: Finished difference Result 258 states and 276 transitions. [2018-04-05 18:15:46,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-05 18:15:46,596 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2018-04-05 18:15:46,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:46,597 INFO L225 Difference]: With dead ends: 258 [2018-04-05 18:15:46,597 INFO L226 Difference]: Without dead ends: 198 [2018-04-05 18:15:46,597 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 65 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=124, Invalid=296, Unknown=0, NotChecked=0, Total=420 [2018-04-05 18:15:46,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2018-04-05 18:15:46,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 167. [2018-04-05 18:15:46,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-04-05 18:15:46,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 184 transitions. [2018-04-05 18:15:46,609 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 184 transitions. Word has length 40 [2018-04-05 18:15:46,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:46,609 INFO L459 AbstractCegarLoop]: Abstraction has 167 states and 184 transitions. [2018-04-05 18:15:46,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-05 18:15:46,609 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 184 transitions. [2018-04-05 18:15:46,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-05 18:15:46,610 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:46,610 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] [2018-04-05 18:15:46,610 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:46,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1094249737, 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 [2018-04-05 18:15:46,619 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:46,639 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:46,668 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 15 treesize of output 11 [2018-04-05 18:15:46,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 18:15:46,670 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,672 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,680 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 [2018-04-05 18:15:46,682 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 11 treesize of output 3 [2018-04-05 18:15:46,683 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,684 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,688 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,689 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:35, output treesize:13 [2018-04-05 18:15:46,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:46,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:46,713 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,715 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:46,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:46,734 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,748 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,764 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-04-05 18:15:46,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-05 18:15:46,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 18:15:46,848 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,849 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,854 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 [2018-04-05 18:15:46,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 18:15:46,856 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,857 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,860 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-05 18:15:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:46,875 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:46,897 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 11 treesize of output 9 [2018-04-05 18:15:46,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-05 18:15:46,899 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,900 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,901 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 11 treesize of output 9 [2018-04-05 18:15:46,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-05 18:15:46,902 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,903 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-04-05 18:15:46,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-05 18:15:46,911 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,912 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,928 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-05 18:15:46,929 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:31, output treesize:13 [2018-04-05 18:15:46,949 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 18 [2018-04-05 18:15:46,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 18:15:46,950 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,954 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,962 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 18 [2018-04-05 18:15:46,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:46,964 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,967 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,974 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 [2018-04-05 18:15:46,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:46,976 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,976 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,981 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 12 treesize of output 10 [2018-04-05 18:15:46,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 18:15:46,983 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,984 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:46,986 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-05 18:15:46,986 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:41, output treesize:7 [2018-04-05 18:15:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:47,010 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:47,010 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 12 [2018-04-05 18:15:47,011 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-05 18:15:47,011 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-05 18:15:47,011 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-04-05 18:15:47,011 INFO L87 Difference]: Start difference. First operand 167 states and 184 transitions. Second operand 12 states. [2018-04-05 18:15:47,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:47,337 INFO L93 Difference]: Finished difference Result 255 states and 274 transitions. [2018-04-05 18:15:47,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-05 18:15:47,337 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 41 [2018-04-05 18:15:47,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:47,338 INFO L225 Difference]: With dead ends: 255 [2018-04-05 18:15:47,338 INFO L226 Difference]: Without dead ends: 221 [2018-04-05 18:15:47,338 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420 [2018-04-05 18:15:47,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2018-04-05 18:15:47,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 184. [2018-04-05 18:15:47,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2018-04-05 18:15:47,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 201 transitions. [2018-04-05 18:15:47,351 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 201 transitions. Word has length 41 [2018-04-05 18:15:47,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:47,351 INFO L459 AbstractCegarLoop]: Abstraction has 184 states and 201 transitions. [2018-04-05 18:15:47,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-05 18:15:47,351 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 201 transitions. [2018-04-05 18:15:47,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-05 18:15:47,352 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:47,352 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] [2018-04-05 18:15:47,352 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:47,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1844261651, 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 [2018-04-05 18:15:47,357 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:47,372 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:47,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:47,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:47,377 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,378 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:47,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:47,386 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,387 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,390 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,390 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:28, output treesize:20 [2018-04-05 18:15:47,397 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:47,398 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:47,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 18:15:47,399 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,402 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:19 [2018-04-05 18:15:47,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-04-05 18:15:47,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:47,420 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,424 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-05 18:15:47,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:47,435 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,438 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,444 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:39 [2018-04-05 18:15:47,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 56 [2018-04-05 18:15:47,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3 [2018-04-05 18:15:47,511 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 18:15:47,521 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:47,549 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:47,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-05 18:15:47,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-05 18:15:47,564 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,568 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:47,572 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:69, output treesize:7 [2018-04-05 18:15:47,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:47,597 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:47,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:47,858 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 18:15:47,858 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2018-04-05 18:15:47,859 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-05 18:15:47,859 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-05 18:15:47,859 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=257, Unknown=9, NotChecked=0, Total=306 [2018-04-05 18:15:47,859 INFO L87 Difference]: Start difference. First operand 184 states and 201 transitions. Second operand 18 states. [2018-04-05 18:15:48,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:48,478 INFO L93 Difference]: Finished difference Result 268 states and 288 transitions. [2018-04-05 18:15:48,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-05 18:15:48,478 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 42 [2018-04-05 18:15:48,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:48,479 INFO L225 Difference]: With dead ends: 268 [2018-04-05 18:15:48,480 INFO L226 Difference]: Without dead ends: 234 [2018-04-05 18:15:48,480 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=132, Invalid=727, Unknown=11, NotChecked=0, Total=870 [2018-04-05 18:15:48,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2018-04-05 18:15:48,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 208. [2018-04-05 18:15:48,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2018-04-05 18:15:48,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 226 transitions. [2018-04-05 18:15:48,505 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 226 transitions. Word has length 42 [2018-04-05 18:15:48,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:48,505 INFO L459 AbstractCegarLoop]: Abstraction has 208 states and 226 transitions. [2018-04-05 18:15:48,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-05 18:15:48,505 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 226 transitions. [2018-04-05 18:15:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-05 18:15:48,506 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:48,506 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] [2018-04-05 18:15:48,506 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:48,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1810311554, 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 [2018-04-05 18:15:48,512 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:48,533 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:48,544 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:48,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:48,545 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 [2018-04-05 18:15:48,546 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,552 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,552 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-04-05 18:15:48,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:48,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:48,564 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,565 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,571 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,571 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-05 18:15:48,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-04-05 18:15:48,605 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 12 treesize of output 11 [2018-04-05 18:15:48,605 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,609 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:48,614 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:42, output treesize:34 [2018-04-05 18:15:48,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2018-04-05 18:15:48,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10 [2018-04-05 18:15:48,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-05 18:15:48,651 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,653 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,656 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. [2018-04-05 18:15:48,657 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:41, output treesize:15 [2018-04-05 18:15:48,682 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:48,682 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:48,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 33 treesize of output 27 [2018-04-05 18:15:48,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-05 18:15:48,779 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-05 18:15:48,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:48,794 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,796 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,804 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 18 treesize of output 22 [2018-04-05 18:15:48,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-05 18:15:48,806 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:48,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-04-05 18:15:48,815 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:48,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 18:15:48,834 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:15:48,840 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:15:48,855 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-05 18:15:48,888 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 9 xjuncts. [2018-04-05 18:15:48,889 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:33, output treesize:95 [2018-04-05 18:15:49,018 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:49,039 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 18:15:49,040 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2018-04-05 18:15:49,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-05 18:15:49,040 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-05 18:15:49,040 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=378, Unknown=0, NotChecked=0, Total=462 [2018-04-05 18:15:49,041 INFO L87 Difference]: Start difference. First operand 208 states and 226 transitions. Second operand 22 states. [2018-04-05 18:15:50,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:50,121 INFO L93 Difference]: Finished difference Result 310 states and 330 transitions. [2018-04-05 18:15:50,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-05 18:15:50,162 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 42 [2018-04-05 18:15:50,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:50,164 INFO L225 Difference]: With dead ends: 310 [2018-04-05 18:15:50,165 INFO L226 Difference]: Without dead ends: 309 [2018-04-05 18:15:50,165 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 353 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=368, Invalid=1272, Unknown=0, NotChecked=0, Total=1640 [2018-04-05 18:15:50,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2018-04-05 18:15:50,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 236. [2018-04-05 18:15:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-04-05 18:15:50,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 259 transitions. [2018-04-05 18:15:50,185 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 259 transitions. Word has length 42 [2018-04-05 18:15:50,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:50,185 INFO L459 AbstractCegarLoop]: Abstraction has 236 states and 259 transitions. [2018-04-05 18:15:50,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-05 18:15:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 259 transitions. [2018-04-05 18:15:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-05 18:15:50,186 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:50,186 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] [2018-04-05 18:15:50,186 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:50,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1810311555, 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 [2018-04-05 18:15:50,192 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:50,207 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:50,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 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 [2018-04-05 18:15:50,217 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:50,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:50,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 18:15:50,226 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,231 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,231 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-04-05 18:15:50,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:50,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:50,243 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,244 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:50,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:50,255 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,256 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,263 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:31 [2018-04-05 18:15:50,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 28 [2018-04-05 18:15:50,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-05 18:15:50,296 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,300 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2018-04-05 18:15:50,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-05 18:15:50,312 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,317 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,323 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:50,323 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:63, output treesize:47 [2018-04-05 18:15:50,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2018-04-05 18:15:50,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 17 [2018-04-05 18:15:50,370 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-05 18:15:50,398 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,406 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-05 18:15:50,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 18:15:50,420 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-05 18:15:50,425 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,426 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,430 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,430 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:61, output treesize:9 [2018-04-05 18:15:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:50,458 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:50,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 63 treesize of output 57 [2018-04-05 18:15:50,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-05 18:15:50,675 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-05 18:15:50,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:50,691 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,694 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,704 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 48 treesize of output 52 [2018-04-05 18:15:50,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-05 18:15:50,708 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 44 [2018-04-05 18:15:50,728 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:15:50,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 39 [2018-04-05 18:15:50,747 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:50,762 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:15:50,803 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-05 18:15:50,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 32 [2018-04-05 18:15:50,896 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 9 treesize of output 8 [2018-04-05 18:15:50,896 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,905 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 20 treesize of output 24 [2018-04-05 18:15:50,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 18:15:50,911 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-05 18:15:50,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-05 18:15:50,919 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3 [2018-04-05 18:15:50,925 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,929 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:50,934 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:50,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 37 [2018-04-05 18:15:50,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-05 18:15:50,950 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,955 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 8 treesize of output 6 [2018-04-05 18:15:50,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:50,957 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,958 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,961 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:50,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 51 [2018-04-05 18:15:50,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-05 18:15:50,984 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,004 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 17 treesize of output 15 [2018-04-05 18:15:51,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:51,006 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,008 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,011 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 31 treesize of output 28 [2018-04-05 18:15:51,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:51,013 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-05 18:15:51,018 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,019 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,027 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:51,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-04-05 18:15:51,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-05 18:15:51,042 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,052 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 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-05 18:15:51,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-05 18:15:51,058 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-04-05 18:15:51,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-05 18:15:51,065 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-05 18:15:51,072 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,075 INFO L267 ElimStorePlain]: Start of recursive call 29: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:51,080 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:51,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 51 [2018-04-05 18:15:51,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-05 18:15:51,103 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-05 18:15:51,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 18:15:51,124 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,126 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,131 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 31 treesize of output 33 [2018-04-05 18:15:51,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-05 18:15:51,134 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 3 [2018-04-05 18:15:51,143 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2018-04-05 18:15:51,151 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,165 INFO L267 ElimStorePlain]: Start of recursive call 37: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,175 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:51,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2018-04-05 18:15:51,195 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 9 treesize of output 8 [2018-04-05 18:15:51,196 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,203 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 20 treesize of output 19 [2018-04-05 18:15:51,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:51,214 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-05 18:15:51,220 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,222 INFO L267 ElimStorePlain]: Start of recursive call 43: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,227 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 42 treesize of output 35 [2018-04-05 18:15:51,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-05 18:15:51,245 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-05 18:15:51,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-05 18:15:51,262 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 3 [2018-04-05 18:15:51,270 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,277 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 16 treesize of output 11 [2018-04-05 18:15:51,278 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,279 INFO L267 ElimStorePlain]: Start of recursive call 48: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,281 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 42 treesize of output 35 [2018-04-05 18:15:51,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-04-05 18:15:51,299 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-05 18:15:51,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-05 18:15:51,311 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-05 18:15:51,318 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 18:15:51,324 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,325 INFO L267 ElimStorePlain]: Start of recursive call 54: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,327 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2018-04-05 18:15:51,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-05 18:15:51,344 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,350 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 20 treesize of output 19 [2018-04-05 18:15:51,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-05 18:15:51,352 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:51,355 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,356 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,358 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 31 treesize of output 25 [2018-04-05 18:15:51,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-05 18:15:51,409 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,418 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 16 treesize of output 20 [2018-04-05 18:15:51,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2018-04-05 18:15:51,420 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,426 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-05 18:15:51,427 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 12 [2018-04-05 18:15:51,435 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 2 xjuncts. [2018-04-05 18:15:51,438 INFO L267 ElimStorePlain]: Start of recursive call 65: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:15:51,444 INFO L267 ElimStorePlain]: Start of recursive call 63: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-05 18:15:51,475 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-05 18:15:51,475 INFO L202 ElimStorePlain]: Needed 68 recursive calls to eliminate 5 variables, input treesize:95, output treesize:59 [2018-04-05 18:15:51,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 18:15:51,526 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:51,534 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 3 xjuncts. [2018-04-05 18:15:51,534 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:36, output treesize:31 [2018-04-05 18:15:51,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:51,603 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 18:15:51,604 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2018-04-05 18:15:51,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-05 18:15:51,604 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-05 18:15:51,604 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2018-04-05 18:15:51,604 INFO L87 Difference]: Start difference. First operand 236 states and 259 transitions. Second operand 22 states. [2018-04-05 18:15:52,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:52,646 INFO L93 Difference]: Finished difference Result 320 states and 342 transitions. [2018-04-05 18:15:52,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-05 18:15:52,646 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 42 [2018-04-05 18:15:52,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:52,647 INFO L225 Difference]: With dead ends: 320 [2018-04-05 18:15:52,647 INFO L226 Difference]: Without dead ends: 318 [2018-04-05 18:15:52,648 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=304, Invalid=1418, Unknown=0, NotChecked=0, Total=1722 [2018-04-05 18:15:52,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2018-04-05 18:15:52,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 248. [2018-04-05 18:15:52,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-04-05 18:15:52,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 272 transitions. [2018-04-05 18:15:52,664 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 272 transitions. Word has length 42 [2018-04-05 18:15:52,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:52,664 INFO L459 AbstractCegarLoop]: Abstraction has 248 states and 272 transitions. [2018-04-05 18:15:52,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-05 18:15:52,664 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 272 transitions. [2018-04-05 18:15:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-05 18:15:52,664 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:52,665 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:52,665 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:52,665 INFO L82 PathProgramCache]: Analyzing trace with hash -260977194, 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 [2018-04-05 18:15:52,670 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:52,685 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:52,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:52,694 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:52,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:52,717 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:52,718 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-05 18:15:52,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 18:15:52,718 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 18:15:52,718 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-05 18:15:52,718 INFO L87 Difference]: Start difference. First operand 248 states and 272 transitions. Second operand 5 states. [2018-04-05 18:15:52,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:52,800 INFO L93 Difference]: Finished difference Result 272 states and 292 transitions. [2018-04-05 18:15:52,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 18:15:52,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 45 [2018-04-05 18:15:52,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:52,802 INFO L225 Difference]: With dead ends: 272 [2018-04-05 18:15:52,802 INFO L226 Difference]: Without dead ends: 269 [2018-04-05 18:15:52,802 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-05 18:15:52,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2018-04-05 18:15:52,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 235. [2018-04-05 18:15:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-04-05 18:15:52,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 254 transitions. [2018-04-05 18:15:52,826 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 254 transitions. Word has length 45 [2018-04-05 18:15:52,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:52,827 INFO L459 AbstractCegarLoop]: Abstraction has 235 states and 254 transitions. [2018-04-05 18:15:52,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 18:15:52,827 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 254 transitions. [2018-04-05 18:15:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-05 18:15:52,828 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:52,828 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] [2018-04-05 18:15:52,828 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:52,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1019841138, 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 [2018-04-05 18:15:52,837 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:52,855 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:52,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:52,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:52,863 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:52,864 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:52,866 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:52,866 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:8 [2018-04-05 18:15:52,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-05 18:15:52,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2018-04-05 18:15:52,875 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:52,876 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:52,877 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:52,877 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:16, output treesize:4 [2018-04-05 18:15:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-05 18:15:52,888 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:52,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-05 18:15:52,913 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 18:15:52,913 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2018-04-05 18:15:52,913 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 18:15:52,914 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 18:15:52,914 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-04-05 18:15:52,914 INFO L87 Difference]: Start difference. First operand 235 states and 254 transitions. Second operand 8 states. [2018-04-05 18:15:53,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 18:15:53,093 INFO L93 Difference]: Finished difference Result 301 states and 321 transitions. [2018-04-05 18:15:53,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-05 18:15:53,094 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 47 [2018-04-05 18:15:53,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 18:15:53,095 INFO L225 Difference]: With dead ends: 301 [2018-04-05 18:15:53,095 INFO L226 Difference]: Without dead ends: 278 [2018-04-05 18:15:53,095 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2018-04-05 18:15:53,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-04-05 18:15:53,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 235. [2018-04-05 18:15:53,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-04-05 18:15:53,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 252 transitions. [2018-04-05 18:15:53,110 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 252 transitions. Word has length 47 [2018-04-05 18:15:53,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 18:15:53,110 INFO L459 AbstractCegarLoop]: Abstraction has 235 states and 252 transitions. [2018-04-05 18:15:53,110 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 18:15:53,110 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 252 transitions. [2018-04-05 18:15:53,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-05 18:15:53,111 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 18:15:53,111 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 18:15:53,111 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr42EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr31RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr39RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr30RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr34RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr37RequiresViolation]=== [2018-04-05 18:15:53,111 INFO L82 PathProgramCache]: Analyzing trace with hash 122704397, now seen corresponding path program 2 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 [2018-04-05 18:15:53,118 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 18:15:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 18:15:53,139 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 18:15:53,181 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:53,182 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:53,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 18:15:53,184 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,188 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-05 18:15:53,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:53,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:53,222 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,223 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 18:15:53,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 18:15:53,233 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,234 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,240 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,240 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:22 [2018-04-05 18:15:53,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2018-04-05 18:15:53,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-05 18:15:53,273 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,277 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2018-04-05 18:15:53,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-05 18:15:53,288 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,293 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,298 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,298 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:62, output treesize:46 [2018-04-05 18:15:53,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 56 [2018-04-05 18:15:53,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-05 18:15:53,385 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:53,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-05 18:15:53,443 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:53,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 29 [2018-04-05 18:15:53,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14 [2018-04-05 18:15:53,486 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-05 18:15:53,491 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,493 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,496 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,496 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:76, output treesize:7 [2018-04-05 18:15:53,513 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 18:15:53,513 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 18:15:53,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 81 [2018-04-05 18:15:53,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-05 18:15:53,684 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-05 18:15:53,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 18:15:53,703 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,707 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,715 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 72 treesize of output 76 [2018-04-05 18:15:53,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-04-05 18:15:53,718 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,729 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 63 [2018-04-05 18:15:53,729 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:53,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 68 [2018-04-05 18:15:53,744 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:15:53,755 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:15:53,777 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-05 18:15:53,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 133 [2018-04-05 18:15:53,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-05 18:15:53,928 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:53,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 134 treesize of output 165 [2018-04-05 18:15:54,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 132 [2018-04-05 18:15:54,001 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:54,131 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 132 treesize of output 133 [2018-04-05 18:15:54,132 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:54,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 132 treesize of output 138 [2018-04-05 18:15:54,264 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-05 18:15:54,405 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:15:54,406 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:15:54,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 131 treesize of output 149 [2018-04-05 18:15:54,414 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-05 18:15:54,594 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:15:54,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 137 treesize of output 155 [2018-04-05 18:15:54,639 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 1 case distinctions, treesize of input 122 treesize of output 113 [2018-04-05 18:15:54,640 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-05 18:15:54,940 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 4 case distinctions, treesize of input 115 treesize of output 188 [2018-04-05 18:15:54,943 INFO L267 ElimStorePlain]: Start of recursive call 19: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:15:55,449 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191 [2018-04-05 18:15:55,453 INFO L267 ElimStorePlain]: Start of recursive call 20: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:15:56,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 111 [2018-04-05 18:15:56,339 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:15:57,241 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 78 [2018-04-05 18:15:57,242 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:57,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 79 [2018-04-05 18:15:57,244 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-05 18:15:58,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 117 treesize of output 188 [2018-04-05 18:15:58,043 INFO L267 ElimStorePlain]: Start of recursive call 24: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:15:59,035 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 4 case distinctions, treesize of input 112 treesize of output 185 [2018-04-05 18:15:59,039 INFO L267 ElimStorePlain]: Start of recursive call 25: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:00,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 95 [2018-04-05 18:16:00,384 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:01,673 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 4 case distinctions, treesize of input 115 treesize of output 188 [2018-04-05 18:16:01,709 INFO L267 ElimStorePlain]: Start of recursive call 27: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:03,456 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191 [2018-04-05 18:16:03,460 INFO L267 ElimStorePlain]: Start of recursive call 28: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:05,893 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 1 case distinctions, treesize of input 34 treesize of output 27 [2018-04-05 18:16:05,893 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-04-05 18:16:07,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 150 [2018-04-05 18:16:07,133 INFO L267 ElimStorePlain]: Start of recursive call 30: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:16:08,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 90 [2018-04-05 18:16:08,255 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:09,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 81 [2018-04-05 18:16:09,436 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:11,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 150 [2018-04-05 18:16:11,585 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:16:12,741 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 4 case distinctions, treesize of input 115 treesize of output 188 [2018-04-05 18:16:12,744 INFO L267 ElimStorePlain]: Start of recursive call 34: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:14,414 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 24 [2018-04-05 18:16:14,415 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-04-05 18:16:15,027 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 4 case distinctions, treesize of input 112 treesize of output 185 [2018-04-05 18:16:15,030 INFO L267 ElimStorePlain]: Start of recursive call 36: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:15,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 112 treesize of output 147 [2018-04-05 18:16:15,703 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:16:16,312 INFO L267 ElimStorePlain]: Start of recursive call 17: 20 dim-1 vars, End of recursive call: 30 dim-0 vars, and 41 xjuncts. [2018-04-05 18:16:16,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 124 [2018-04-05 18:16:16,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 61 [2018-04-05 18:16:16,627 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:16,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 18:16:16,651 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:16,659 INFO L267 ElimStorePlain]: Start of recursive call 38: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:16:16,802 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 125 treesize of output 127 [2018-04-05 18:16:16,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 112 [2018-04-05 18:16:16,805 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:16:16,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 82 [2018-04-05 18:16:16,827 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:16,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2018-04-05 18:16:16,845 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:16,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 113 treesize of output 115 [2018-04-05 18:16:16,867 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:16:16,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 73 [2018-04-05 18:16:16,891 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:16,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2018-04-05 18:16:16,892 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:16,912 INFO L267 ElimStorePlain]: Start of recursive call 41: 5 dim-1 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-05 18:16:16,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 138 [2018-04-05 18:16:16,930 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 1 case distinctions, treesize of input 119 treesize of output 115 [2018-04-05 18:16:16,930 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-04-05 18:16:17,010 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 4 case distinctions, treesize of input 116 treesize of output 189 [2018-04-05 18:16:17,014 INFO L267 ElimStorePlain]: Start of recursive call 50: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:17,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 91 [2018-04-05 18:16:17,244 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:17,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 113 [2018-04-05 18:16:17,472 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:16:17,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 112 [2018-04-05 18:16:17,482 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:16:17,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 25 [2018-04-05 18:16:17,705 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 2 xjuncts. [2018-04-05 18:16:17,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 94 [2018-04-05 18:16:17,782 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:17,831 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 33 treesize of output 29 [2018-04-05 18:16:17,832 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 2 xjuncts. [2018-04-05 18:16:17,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-05 18:16:17,879 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:17,899 INFO L267 ElimStorePlain]: Start of recursive call 48: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:16:18,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 129 treesize of output 159 [2018-04-05 18:16:20,683 WARN L151 SmtUtils]: Spent 2576ms on a formula simplification. DAG size of input: 532 DAG size of output 497 [2018-04-05 18:16:20,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 113 [2018-04-05 18:16:20,693 INFO L267 ElimStorePlain]: Start of recursive call 59: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-05 18:16:21,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 120 treesize of output 120 [2018-04-05 18:16:21,638 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:16:22,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2018-04-05 18:16:22,633 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:22,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 78 [2018-04-05 18:16:22,635 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:23,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 95 [2018-04-05 18:16:23,673 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:24,789 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 122 treesize of output 92 [2018-04-05 18:16:24,789 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:25,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 150 [2018-04-05 18:16:25,754 INFO L267 ElimStorePlain]: Start of recursive call 65: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:16:26,931 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 4 case distinctions, treesize of input 115 treesize of output 188 [2018-04-05 18:16:26,934 INFO L267 ElimStorePlain]: Start of recursive call 66: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:28,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-05 18:16:28,479 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:30,056 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191 [2018-04-05 18:16:30,059 INFO L267 ElimStorePlain]: Start of recursive call 68: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:31,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-05 18:16:31,942 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:33,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2018-04-05 18:16:33,608 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:34,923 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191 [2018-04-05 18:16:34,926 INFO L267 ElimStorePlain]: Start of recursive call 71: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:36,498 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 4 case distinctions, treesize of input 115 treesize of output 188 [2018-04-05 18:16:36,501 INFO L267 ElimStorePlain]: Start of recursive call 72: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:38,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 86 [2018-04-05 18:16:38,428 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:38,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 90 [2018-04-05 18:16:38,430 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:40,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 147 [2018-04-05 18:16:40,238 INFO L267 ElimStorePlain]: Start of recursive call 75: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:16:40,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 148 treesize of output 181 [2018-04-05 18:16:40,252 INFO L267 ElimStorePlain]: Start of recursive call 76: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:16:40,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 109 [2018-04-05 18:16:40,254 INFO L267 ElimStorePlain]: Start of recursive call 77: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:16:40,256 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:16:40,256 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:16:40,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 110 [2018-04-05 18:16:40,257 INFO L267 ElimStorePlain]: Start of recursive call 78: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:16:42,312 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 5 case distinctions, treesize of input 115 treesize of output 193 [2018-04-05 18:16:42,317 INFO L267 ElimStorePlain]: Start of recursive call 79: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 32 xjuncts. [2018-04-05 18:16:44,951 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 4 case distinctions, treesize of input 115 treesize of output 188 [2018-04-05 18:16:44,955 INFO L267 ElimStorePlain]: Start of recursive call 80: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:47,904 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191 [2018-04-05 18:16:47,907 INFO L267 ElimStorePlain]: Start of recursive call 81: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:51,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-04-05 18:16:51,255 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-05 18:16:51,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 27 [2018-04-05 18:16:51,262 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 2 xjuncts. [2018-04-05 18:16:53,000 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 4 case distinctions, treesize of input 112 treesize of output 185 [2018-04-05 18:16:53,003 INFO L267 ElimStorePlain]: Start of recursive call 84: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:54,831 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 117 treesize of output 188 [2018-04-05 18:16:54,834 INFO L267 ElimStorePlain]: Start of recursive call 85: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:16:57,439 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 4 case distinctions, treesize of input 112 treesize of output 185 [2018-04-05 18:16:57,465 INFO L267 ElimStorePlain]: Start of recursive call 86: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:17:01,081 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 2 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 191 [2018-04-05 18:17:01,086 INFO L267 ElimStorePlain]: Start of recursive call 87: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:17:05,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 76 [2018-04-05 18:17:05,167 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-05 18:17:05,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 75 [2018-04-05 18:17:05,169 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-05 18:17:17,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 118 [2018-04-05 18:17:17,502 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 2 xjuncts. [2018-04-05 18:17:34,088 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 4 case distinctions, treesize of input 115 treesize of output 188 [2018-04-05 18:17:34,091 INFO L267 ElimStorePlain]: Start of recursive call 91: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 11 xjuncts. [2018-04-05 18:17:39,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 90 [2018-04-05 18:17:39,269 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-05 18:17:48,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 44 [2018-04-05 18:17:48,597 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-05 18:17:48,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 72 [2018-04-05 18:17:48,635 INFO L267 ElimStorePlain]: Start of recursive call 94: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:17:51,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 90 [2018-04-05 18:17:51,809 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-05 18:17:56,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 29 [2018-04-05 18:17:56,584 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 4 xjuncts. [2018-04-05 18:17:58,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 117 [2018-04-05 18:17:58,542 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-05 18:17:59,649 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 117 treesize of output 87 [2018-04-05 18:17:59,650 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:00,746 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 123 treesize of output 153 [2018-04-05 18:18:00,748 INFO L267 ElimStorePlain]: Start of recursive call 99: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-05 18:18:01,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2018-04-05 18:18:01,456 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:02,497 INFO L267 ElimStorePlain]: Start of recursive call 58: 46 dim-1 vars, End of recursive call: 24 dim-0 vars, and 33 xjuncts. [2018-04-05 18:18:02,588 INFO L267 ElimStorePlain]: Start of recursive call 12: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-05 18:18:02,616 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 151 treesize of output 190 [2018-04-05 18:18:02,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 158 [2018-04-05 18:18:02,623 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:02,772 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:18:02,778 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 161 treesize of output 170 [2018-04-05 18:18:02,779 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:02,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 161 [2018-04-05 18:18:02,953 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:03,115 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 18:18:03,117 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 1 case distinctions, treesize of input 156 treesize of output 163 [2018-04-05 18:18:03,118 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:03,289 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 161 treesize of output 169 [2018-04-05 18:18:03,399 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 78 DAG size of output 69 [2018-04-05 18:18:03,405 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 1 case distinctions, treesize of input 141 treesize of output 141 [2018-04-05 18:18:03,406 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:03,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 114 [2018-04-05 18:18:03,465 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:03,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 121 [2018-04-05 18:18:03,520 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:03,571 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:18:03,572 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:18:03,572 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 62 treesize of output 52 [2018-04-05 18:18:03,572 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:03,657 INFO L267 ElimStorePlain]: Start of recursive call 106: 6 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:18:03,817 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 161 treesize of output 167 [2018-04-05 18:18:03,923 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 75 DAG size of output 66 [2018-04-05 18:18:03,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 114 [2018-04-05 18:18:03,925 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:03,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2018-04-05 18:18:03,970 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:04,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 111 [2018-04-05 18:18:04,021 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:04,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 141 treesize of output 141 [2018-04-05 18:18:04,068 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:04,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-05 18:18:04,118 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:04,170 INFO L267 ElimStorePlain]: Start of recursive call 111: 6 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:18:04,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 116 [2018-04-05 18:18:04,286 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:18:04,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 108 treesize of output 135 [2018-04-05 18:18:04,295 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:04,310 INFO L267 ElimStorePlain]: Start of recursive call 117: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 18:18:04,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 162 treesize of output 156 [2018-04-05 18:18:04,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 138 treesize of output 138 [2018-04-05 18:18:04,490 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:04,528 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 141 treesize of output 143 [2018-04-05 18:18:04,529 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 4 xjuncts. [2018-04-05 18:18:04,553 INFO L267 ElimStorePlain]: Start of recursive call 119: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 18:18:04,661 INFO L267 ElimStorePlain]: Start of recursive call 101: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:18:04,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 150 treesize of output 189 [2018-04-05 18:18:04,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 160 [2018-04-05 18:18:04,704 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:04,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 160 treesize of output 166 [2018-04-05 18:18:04,851 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:05,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 163 [2018-04-05 18:18:05,019 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:05,199 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 156 treesize of output 157 [2018-04-05 18:18:05,199 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:05,383 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 157 treesize of output 161 [2018-04-05 18:18:05,396 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 141 treesize of output 156 [2018-04-05 18:18:05,397 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:05,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 144 treesize of output 144 [2018-04-05 18:18:05,451 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:05,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 95 [2018-04-05 18:18:05,499 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:05,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 72 [2018-04-05 18:18:05,545 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:05,586 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:18:05,598 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 95 treesize of output 128 [2018-04-05 18:18:05,598 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 4 xjuncts. [2018-04-05 18:18:05,697 INFO L267 ElimStorePlain]: Start of recursive call 127: 6 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-05 18:18:05,926 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 123 treesize of output 129 [2018-04-05 18:18:05,928 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:18:05,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 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 [2018-04-05 18:18:05,930 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:05,968 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:18:05,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 113 treesize of output 169 [2018-04-05 18:18:05,991 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 4 xjuncts. [2018-04-05 18:18:06,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2018-04-05 18:18:06,061 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:06,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 92 [2018-04-05 18:18:06,163 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:06,302 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:18:06,313 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 92 treesize of output 125 [2018-04-05 18:18:06,314 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 4 xjuncts. [2018-04-05 18:18:06,347 INFO L267 ElimStorePlain]: Start of recursive call 133: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-05 18:18:06,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 153 treesize of output 185 [2018-04-05 18:18:08,001 WARN L151 SmtUtils]: Spent 1486ms on a formula simplification. DAG size of input: 491 DAG size of output 477 [2018-04-05 18:18:08,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 145 [2018-04-05 18:18:08,004 INFO L267 ElimStorePlain]: Start of recursive call 140: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:18:08,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 147 [2018-04-05 18:18:08,792 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:09,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 139 [2018-04-05 18:18:09,577 INFO L267 ElimStorePlain]: Start of recursive call 142: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:18:10,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 117 [2018-04-05 18:18:10,351 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:11,140 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 5 case distinctions, treesize of input 146 treesize of output 196 [2018-04-05 18:18:11,144 INFO L267 ElimStorePlain]: Start of recursive call 144: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:12,247 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 145 treesize of output 147 [2018-04-05 18:18:12,248 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 4 xjuncts. [2018-04-05 18:18:13,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 141 treesize of output 193 [2018-04-05 18:18:13,360 INFO L267 ElimStorePlain]: Start of recursive call 146: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:14,725 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 5 case distinctions, treesize of input 143 treesize of output 193 [2018-04-05 18:18:14,729 INFO L267 ElimStorePlain]: Start of recursive call 147: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:16,319 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 5 case distinctions, treesize of input 146 treesize of output 196 [2018-04-05 18:18:16,323 INFO L267 ElimStorePlain]: Start of recursive call 148: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:18,095 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 5 case distinctions, treesize of input 148 treesize of output 196 [2018-04-05 18:18:18,099 INFO L267 ElimStorePlain]: Start of recursive call 149: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:20,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 144 treesize of output 196 [2018-04-05 18:18:20,114 INFO L267 ElimStorePlain]: Start of recursive call 150: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:22,310 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 5 case distinctions, treesize of input 143 treesize of output 193 [2018-04-05 18:18:22,314 INFO L267 ElimStorePlain]: Start of recursive call 151: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:24,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 146 treesize of output 148 [2018-04-05 18:18:24,651 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 4 xjuncts. [2018-04-05 18:18:26,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 146 treesize of output 186 [2018-04-05 18:18:26,932 INFO L267 ElimStorePlain]: Start of recursive call 153: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:18:26,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 140 treesize of output 140 [2018-04-05 18:18:26,940 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:29,408 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 4 case distinctions, treesize of input 146 treesize of output 191 [2018-04-05 18:18:29,410 INFO L267 ElimStorePlain]: Start of recursive call 155: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 9 xjuncts. [2018-04-05 18:18:32,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 145 treesize of output 183 [2018-04-05 18:18:32,244 INFO L267 ElimStorePlain]: Start of recursive call 156: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:18:34,988 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 107 treesize of output 103 [2018-04-05 18:18:34,988 INFO L267 ElimStorePlain]: Start of recursive call 157: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:18:34,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 76 [2018-04-05 18:18:34,990 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:34,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 75 [2018-04-05 18:18:34,991 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:37,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 148 [2018-04-05 18:18:37,100 INFO L267 ElimStorePlain]: Start of recursive call 160: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:18:39,401 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 5 case distinctions, treesize of input 146 treesize of output 196 [2018-04-05 18:18:39,405 INFO L267 ElimStorePlain]: Start of recursive call 161: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:41,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 145 [2018-04-05 18:18:41,731 INFO L267 ElimStorePlain]: Start of recursive call 162: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:18:43,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 72 [2018-04-05 18:18:43,971 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:43,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 103 [2018-04-05 18:18:43,973 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:45,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 140 treesize of output 180 [2018-04-05 18:18:45,745 INFO L267 ElimStorePlain]: Start of recursive call 165: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:18:47,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 118 [2018-04-05 18:18:47,558 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-05 18:18:49,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 141 treesize of output 193 [2018-04-05 18:18:49,369 INFO L267 ElimStorePlain]: Start of recursive call 167: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:51,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 138 treesize of output 190 [2018-04-05 18:18:51,560 INFO L267 ElimStorePlain]: Start of recursive call 168: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 32 xjuncts. [2018-04-05 18:18:53,832 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 57 treesize of output 60 [2018-04-05 18:18:53,832 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 3 xjuncts. [2018-04-05 18:18:54,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 142 [2018-04-05 18:18:54,567 INFO L267 ElimStorePlain]: Start of recursive call 170: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:18:55,023 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 145 treesize of output 147 [2018-04-05 18:18:55,024 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 4 xjuncts. [2018-04-05 18:18:55,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 142 treesize of output 142 [2018-04-05 18:18:55,928 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:56,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 148 [2018-04-05 18:18:56,417 INFO L267 ElimStorePlain]: Start of recursive call 173: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:18:56,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 146 treesize of output 148 [2018-04-05 18:18:56,874 INFO L267 ElimStorePlain]: Start of recursive call 174: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:18:57,369 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 3 case distinctions, treesize of input 135 treesize of output 177 [2018-04-05 18:18:57,370 INFO L267 ElimStorePlain]: Start of recursive call 175: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:18:57,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 108 [2018-04-05 18:18:57,921 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:57,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 77 [2018-04-05 18:18:57,928 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 2 xjuncts. [2018-04-05 18:18:58,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 138 treesize of output 180 [2018-04-05 18:18:58,418 INFO L267 ElimStorePlain]: Start of recursive call 178: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:18:58,942 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 149 treesize of output 151 [2018-04-05 18:18:58,943 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 4 xjuncts. [2018-04-05 18:18:59,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 140 treesize of output 180 [2018-04-05 18:18:59,459 INFO L267 ElimStorePlain]: Start of recursive call 180: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:18:59,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 106 [2018-04-05 18:18:59,975 INFO L267 ElimStorePlain]: Start of recursive call 181: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:19:00,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 144 [2018-04-05 18:19:00,516 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:01,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 148 [2018-04-05 18:19:01,069 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:01,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 109 [2018-04-05 18:19:01,622 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:02,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 78 [2018-04-05 18:19:02,154 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:02,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 103 [2018-04-05 18:19:02,156 INFO L267 ElimStorePlain]: Start of recursive call 186: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:19:02,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 106 [2018-04-05 18:19:02,583 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:02,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 50 [2018-04-05 18:19:02,969 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:03,796 INFO L267 ElimStorePlain]: Start of recursive call 139: 46 dim-1 vars, End of recursive call: 12 dim-0 vars, and 23 xjuncts. [2018-04-05 18:19:03,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 107 [2018-04-05 18:19:03,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 76 [2018-04-05 18:19:03,957 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:03,963 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:19:03,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 78 [2018-04-05 18:19:03,965 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:03,968 INFO L267 ElimStorePlain]: Start of recursive call 189: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:19:03,990 INFO L267 ElimStorePlain]: Start of recursive call 122: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:19:04,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 134 treesize of output 148 [2018-04-05 18:19:04,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 129 [2018-04-05 18:19:04,019 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:04,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 129 treesize of output 135 [2018-04-05 18:19:04,061 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:04,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 129 treesize of output 151 [2018-04-05 18:19:04,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 121 [2018-04-05 18:19:04,137 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:04,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 87 [2018-04-05 18:19:04,396 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:04,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 86 [2018-04-05 18:19:04,398 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:04,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 89 [2018-04-05 18:19:04,640 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:04,894 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 5 case distinctions, treesize of input 112 treesize of output 193 [2018-04-05 18:19:04,899 INFO L267 ElimStorePlain]: Start of recursive call 200: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-05 18:19:05,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2018-04-05 18:19:05,400 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:05,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-05 18:19:05,402 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:05,788 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 117 treesize of output 118 [2018-04-05 18:19:05,789 INFO L267 ElimStorePlain]: Start of recursive call 203: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:19:06,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 78 [2018-04-05 18:19:06,545 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:06,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 75 [2018-04-05 18:19:06,546 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:06,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 79 [2018-04-05 18:19:06,548 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:07,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 114 [2018-04-05 18:19:07,279 INFO L267 ElimStorePlain]: Start of recursive call 207: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:19:07,688 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 114 treesize of output 147 [2018-04-05 18:19:07,689 INFO L267 ElimStorePlain]: Start of recursive call 208: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:19:08,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2018-04-05 18:19:08,374 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:08,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 84 [2018-04-05 18:19:08,627 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:08,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-05 18:19:08,754 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:08,874 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 117 treesize of output 111 [2018-04-05 18:19:08,875 INFO L267 ElimStorePlain]: Start of recursive call 212: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:19:08,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 111 [2018-04-05 18:19:08,921 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:08,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 117 [2018-04-05 18:19:08,978 INFO L267 ElimStorePlain]: Start of recursive call 214: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:09,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2018-04-05 18:19:09,035 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-05 18:19:09,036 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,082 INFO L267 ElimStorePlain]: Start of recursive call 195: 26 dim-1 vars, End of recursive call: 2 dim-0 vars, and 7 xjuncts. [2018-04-05 18:19:09,146 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 122 treesize of output 124 [2018-04-05 18:19:09,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 112 [2018-04-05 18:19:09,154 INFO L267 ElimStorePlain]: Start of recursive call 218: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:09,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2018-04-05 18:19:09,179 INFO L267 ElimStorePlain]: Start of recursive call 219: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 70 [2018-04-05 18:19:09,180 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 109 [2018-04-05 18:19:09,205 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 79 [2018-04-05 18:19:09,226 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2018-04-05 18:19:09,244 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,250 INFO L267 ElimStorePlain]: Start of recursive call 217: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,260 INFO L267 ElimStorePlain]: Start of recursive call 192: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:19:09,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 234 treesize of output 253 [2018-04-05 18:19:09,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 224 [2018-04-05 18:19:09,307 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:09,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 224 treesize of output 234 [2018-04-05 18:19:09,473 INFO L267 ElimStorePlain]: Start of recursive call 226: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:09,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 224 treesize of output 230 [2018-04-05 18:19:09,653 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:09,842 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 5 case distinctions, treesize of input 223 treesize of output 248 [2018-04-05 18:19:09,843 INFO L267 ElimStorePlain]: Start of recursive call 228: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:19:10,084 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 226 treesize of output 212 [2018-04-05 18:19:10,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 112 [2018-04-05 18:19:10,098 INFO L267 ElimStorePlain]: Start of recursive call 230: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:19:10,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 69 [2018-04-05 18:19:10,130 INFO L267 ElimStorePlain]: Start of recursive call 231: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 132 [2018-04-05 18:19:10,132 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 131 [2018-04-05 18:19:10,133 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,151 INFO L267 ElimStorePlain]: Start of recursive call 229: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 18:19:10,155 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 225 treesize of output 213 [2018-04-05 18:19:10,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 121 [2018-04-05 18:19:10,157 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-05 18:19:10,164 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,168 INFO L267 ElimStorePlain]: Start of recursive call 234: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,171 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 209 treesize of output 199 [2018-04-05 18:19:10,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 106 [2018-04-05 18:19:10,173 INFO L267 ElimStorePlain]: Start of recursive call 238: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2018-04-05 18:19:10,180 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,184 INFO L267 ElimStorePlain]: Start of recursive call 237: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,370 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 222 treesize of output 224 [2018-04-05 18:19:10,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 204 [2018-04-05 18:19:10,374 INFO L267 ElimStorePlain]: Start of recursive call 241: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:19:10,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 204 treesize of output 144 [2018-04-05 18:19:10,432 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-05 18:19:10,521 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:10,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 207 treesize of output 208 [2018-04-05 18:19:10,587 INFO L267 ElimStorePlain]: Start of recursive call 244: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:19:10,696 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 5 case distinctions, treesize of input 202 treesize of output 253 [2018-04-05 18:19:10,701 INFO L267 ElimStorePlain]: Start of recursive call 245: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-05 18:19:10,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 139 [2018-04-05 18:19:10,948 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 76 [2018-04-05 18:19:10,950 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:10,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 138 [2018-04-05 18:19:10,951 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:11,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 205 treesize of output 201 [2018-04-05 18:19:11,159 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:11,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 196 treesize of output 168 [2018-04-05 18:19:11,384 INFO L267 ElimStorePlain]: Start of recursive call 250: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:11,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 197 treesize of output 169 [2018-04-05 18:19:11,391 INFO L267 ElimStorePlain]: Start of recursive call 251: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:11,607 INFO L267 ElimStorePlain]: Start of recursive call 240: 8 dim-1 vars, End of recursive call: 8 dim-0 vars, and 17 xjuncts. [2018-04-05 18:19:11,620 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 218 treesize of output 222 [2018-04-05 18:19:11,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 200 treesize of output 210 [2018-04-05 18:19:11,641 INFO L267 ElimStorePlain]: Start of recursive call 253: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:19:11,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 205 treesize of output 201 [2018-04-05 18:19:11,739 INFO L267 ElimStorePlain]: Start of recursive call 254: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:11,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 136 [2018-04-05 18:19:11,837 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:11,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 74 [2018-04-05 18:19:11,838 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:11,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 202 [2018-04-05 18:19:11,917 INFO L267 ElimStorePlain]: Start of recursive call 257: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:12,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 175 [2018-04-05 18:19:12,004 INFO L267 ElimStorePlain]: Start of recursive call 258: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:12,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 142 [2018-04-05 18:19:12,096 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:12,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 133 [2018-04-05 18:19:12,178 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:12,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 43 [2018-04-05 18:19:12,179 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:12,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-05 18:19:12,248 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:12,291 INFO L267 ElimStorePlain]: Start of recursive call 252: 8 dim-1 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2018-04-05 18:19:12,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 221 treesize of output 245 [2018-04-05 18:19:13,400 WARN L148 SmtUtils]: Spent 903ms on a formula simplification that was a NOOP. DAG size: 533 [2018-04-05 18:19:13,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 208 [2018-04-05 18:19:13,402 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:14,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 148 [2018-04-05 18:19:14,401 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:15,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 211 treesize of output 210 [2018-04-05 18:19:15,361 INFO L267 ElimStorePlain]: Start of recursive call 266: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:19:16,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 78 [2018-04-05 18:19:16,476 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:16,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 200 treesize of output 140 [2018-04-05 18:19:16,479 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:16,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 141 [2018-04-05 18:19:16,481 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:17,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 148 [2018-04-05 18:19:17,448 INFO L267 ElimStorePlain]: Start of recursive call 270: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:18,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 208 treesize of output 207 [2018-04-05 18:19:18,469 INFO L267 ElimStorePlain]: Start of recursive call 271: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:19:19,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 209 treesize of output 203 [2018-04-05 18:19:19,506 INFO L267 ElimStorePlain]: Start of recursive call 272: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:20,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 138 [2018-04-05 18:19:20,549 INFO L267 ElimStorePlain]: Start of recursive call 273: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:20,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 137 [2018-04-05 18:19:20,551 INFO L267 ElimStorePlain]: Start of recursive call 274: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:20,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 75 [2018-04-05 18:19:20,553 INFO L267 ElimStorePlain]: Start of recursive call 275: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:21,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 209 treesize of output 179 [2018-04-05 18:19:21,544 INFO L267 ElimStorePlain]: Start of recursive call 276: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:22,583 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 2 new quantified variables, introduced 5 case distinctions, treesize of input 203 treesize of output 252 [2018-04-05 18:19:22,588 INFO L267 ElimStorePlain]: Start of recursive call 277: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-05 18:19:23,988 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 210 treesize of output 150 [2018-04-05 18:19:23,988 INFO L267 ElimStorePlain]: Start of recursive call 278: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:23,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 151 [2018-04-05 18:19:23,990 INFO L267 ElimStorePlain]: Start of recursive call 279: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:25,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 236 treesize of output 206 [2018-04-05 18:19:25,358 INFO L267 ElimStorePlain]: Start of recursive call 280: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:25,360 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:19:25,360 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 18:19:25,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 169 [2018-04-05 18:19:25,361 INFO L267 ElimStorePlain]: Start of recursive call 281: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:19:25,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 237 treesize of output 240 [2018-04-05 18:19:25,377 INFO L267 ElimStorePlain]: Start of recursive call 282: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:19:26,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 203 treesize of output 211 [2018-04-05 18:19:26,881 INFO L267 ElimStorePlain]: Start of recursive call 283: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-05 18:19:28,562 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 2 new quantified variables, introduced 5 case distinctions, treesize of input 206 treesize of output 255 [2018-04-05 18:19:28,566 INFO L267 ElimStorePlain]: Start of recursive call 284: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-05 18:19:30,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 203 treesize of output 206 [2018-04-05 18:19:30,576 INFO L267 ElimStorePlain]: Start of recursive call 285: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 18:19:32,577 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 2 new quantified variables, introduced 5 case distinctions, treesize of input 206 treesize of output 255 [2018-04-05 18:19:32,581 INFO L267 ElimStorePlain]: Start of recursive call 286: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-05 18:19:34,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 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 [2018-04-05 18:19:34,998 INFO L267 ElimStorePlain]: Start of recursive call 287: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:34,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-04-05 18:19:34,999 INFO L267 ElimStorePlain]: Start of recursive call 288: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:36,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 205 [2018-04-05 18:19:36,766 INFO L267 ElimStorePlain]: Start of recursive call 289: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:38,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 24 [2018-04-05 18:19:38,386 INFO L267 ElimStorePlain]: Start of recursive call 290: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:45,927 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 5 case distinctions, treesize of input 201 treesize of output 252 [2018-04-05 18:19:45,931 INFO L267 ElimStorePlain]: Start of recursive call 291: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-05 18:19:47,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-04-05 18:19:47,561 INFO L267 ElimStorePlain]: Start of recursive call 292: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:48,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 49 [2018-04-05 18:19:48,375 INFO L267 ElimStorePlain]: Start of recursive call 293: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:48,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 77 [2018-04-05 18:19:48,382 INFO L267 ElimStorePlain]: Start of recursive call 294: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:48,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 200 [2018-04-05 18:19:48,969 INFO L267 ElimStorePlain]: Start of recursive call 295: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:19:49,542 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 5 case distinctions, treesize of input 198 treesize of output 249 [2018-04-05 18:19:49,546 INFO L267 ElimStorePlain]: Start of recursive call 296: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-05 18:19:50,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 117 [2018-04-05 18:19:50,006 INFO L267 ElimStorePlain]: Start of recursive call 297: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 18:19:51,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 200 treesize of output 170 [2018-04-05 18:19:51,165 INFO L267 ElimStorePlain]: Start of recursive call 298: End of recursive call: and 2 xjuncts. [2018-04-05 18:19:52,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2018-04-05 18:19:52,289 INFO L267 ElimStorePlain]: Start of recursive call 299: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:53,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 205 treesize of output 197 [2018-04-05 18:19:53,397 INFO L267 ElimStorePlain]: Start of recursive call 300: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 18:19:54,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 137 [2018-04-05 18:19:54,124 INFO L267 ElimStorePlain]: Start of recursive call 301: End of recursive call: and 1 xjuncts. [2018-04-05 18:19:54,888 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 5 case distinctions, treesize of input 198 treesize of output 249 [2018-04-05 18:19:54,892 INFO L267 ElimStorePlain]: Start of recursive call 302: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 16 xjuncts. [2018-04-05 18:19:55,445 INFO L267 ElimStorePlain]: Start of recursive call 263: 46 dim-1 vars, End of recursive call: 20 dim-0 vars, and 32 xjuncts. [2018-04-05 18:19:55,782 INFO L267 ElimStorePlain]: Start of recursive call 224: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-05 18:19:55,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 250 treesize of output 292 [2018-04-05 18:19:55,838 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 18:19:55,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 256 treesize of output 255 [2018-04-05 18:19:55,854 INFO L267 ElimStorePlain]: Start of recursive call 304: End of recursive call: and 1 xjuncts. Received shutdown request... [2018-04-05 18:19:56,653 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-05 18:19:56,653 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-05 18:19:56,657 WARN L197 ceAbstractionStarter]: Timeout [2018-04-05 18:19:56,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 06:19:56 BoogieIcfgContainer [2018-04-05 18:19:56,658 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-05 18:19:56,658 INFO L168 Benchmark]: Toolchain (without parser) took 260991.24 ms. Allocated memory was 300.4 MB in the beginning and 372.2 MB in the end (delta: 71.8 MB). Free memory was 237.5 MB in the beginning and 300.0 MB in the end (delta: -62.5 MB). Peak memory consumption was 382.6 MB. Max. memory is 5.3 GB. [2018-04-05 18:19:56,659 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 300.4 MB. Free memory is still 260.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 18:19:56,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.23 ms. Allocated memory is still 300.4 MB. Free memory was 237.5 MB in the beginning and 209.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB. [2018-04-05 18:19:56,660 INFO L168 Benchmark]: Boogie Preprocessor took 58.14 ms. Allocated memory is still 300.4 MB. Free memory was 209.6 MB in the beginning and 205.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-05 18:19:56,660 INFO L168 Benchmark]: RCFGBuilder took 620.58 ms. Allocated memory was 300.4 MB in the beginning and 454.6 MB in the end (delta: 154.1 MB). Free memory was 205.6 MB in the beginning and 378.2 MB in the end (delta: -172.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 5.3 GB. [2018-04-05 18:19:56,660 INFO L168 Benchmark]: TraceAbstraction took 259972.04 ms. Allocated memory was 454.6 MB in the beginning and 372.2 MB in the end (delta: -82.3 MB). Free memory was 378.2 MB in the beginning and 300.0 MB in the end (delta: 78.2 MB). Peak memory consumption was 369.2 MB. Max. memory is 5.3 GB. [2018-04-05 18:19:56,662 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 300.4 MB. Free memory is still 260.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 336.23 ms. Allocated memory is still 300.4 MB. Free memory was 237.5 MB in the beginning and 209.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 58.14 ms. Allocated memory is still 300.4 MB. Free memory was 209.6 MB in the beginning and 205.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 620.58 ms. Allocated memory was 300.4 MB in the beginning and 454.6 MB in the end (delta: 154.1 MB). Free memory was 205.6 MB in the beginning and 378.2 MB in the end (delta: -172.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 259972.04 ms. Allocated memory was 454.6 MB in the beginning and 372.2 MB in the end (delta: -82.3 MB). Free memory was 378.2 MB in the beginning and 300.0 MB in the end (delta: 78.2 MB). Peak memory consumption was 369.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 998). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1043). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 985]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 985). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1025). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1023]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1023). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 989). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1034). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 990]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 990). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1015). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 990]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 990). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1007]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1007). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1023]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1023). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1038]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1038). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1025). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 989]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 989). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1015). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1034). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 998). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1043). Cancelled while BasicCegarLoop was analyzing trace of length 53 with TraceHistMax 3, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 551. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 135 locations, 43 error locations. TIMEOUT Result, 259.9s OverallTime, 27 OverallIterations, 3 TraceHistogramMax, 9.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2428 SDtfs, 9549 SDslu, 9006 SDs, 0 SdLazy, 8209 SolverSat, 1219 SolverUnsat, 31 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1772 GetRequests, 1343 SyntacticMatches, 15 SemanticMatches, 414 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=24, 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: 0.3s AutomataMinimizationTime, 26 MinimizatonAttempts, 1413 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 802 NumberOfCodeBlocks, 802 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1552 ConstructedInterpolants, 147 QuantifiedInterpolants, 482609 SizeOfPredicates, 262 NumberOfNonLiveVariables, 2970 ConjunctsInSsa, 415 ConjunctsInUnsatCore, 52 InterpolantComputations, 40 PerfectInterpolantSequences, 36/74 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/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-05_18-19-56-670.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-05_18-19-56-670.csv Completed graceful shutdown